diff --git a/code/__HELPERS/text.dm b/code/__HELPERS/text.dm
index d58196cb480..787d1f1bdee 100644
--- a/code/__HELPERS/text.dm
+++ b/code/__HELPERS/text.dm
@@ -69,10 +69,10 @@
 
 //Returns null if there is any bad text in the string
 /proc/reject_bad_text(text, max_length=512)
-	if(length(text) > max_length)	return			//message too long
+	if(length_char(text) > max_length)	return			//message too long
 	var/non_whitespace = 0
-	for(var/i=1, i<=length(text), i++)
-		switch(text2ascii(text,i))
+	for(var/i=1, i<=length_char(text), i++)
+		switch(text2ascii_char(text,i))
 			if(62,60,92,47)	return			//rejects the text if it contains these bad characters: <, >, \ or /
 			if(127 to 255)	return			//rejects weird letters like �
 			if(0 to 31)		return			//more weird stuff
@@ -103,25 +103,25 @@
 /proc/reject_bad_name(t_in, allow_numbers=0, max_length=MAX_NAME_LEN)
 	// Decode so that names with characters like < are still rejected
 	t_in = html_decode(t_in)
-	if(!t_in || length(t_in) > max_length)
+	if(!t_in || length_char(t_in) > max_length)
 		return //Rejects the input if it is null or if it is longer than the max length allowed
 
 	var/number_of_alphanumeric	= 0
 	var/last_char_group			= 0
 	var/t_out = ""
 
-	for(var/i=1, i<=length(t_in), i++)
-		var/ascii_char = text2ascii(t_in,i)
+	for(var/i=1, i<=length_char(t_in), i++)
+		var/ascii_char = text2ascii_char(t_in,i)
 		switch(ascii_char)
-			// A  .. Z
-			if(65 to 90)			//Uppercase Letters
+			// A  .. Z, А .. Я, Ё
+			if(65 to 90, 1040 to 1071, 1025)			//Uppercase Letters
 				t_out += ascii2text(ascii_char)
 				number_of_alphanumeric++
 				last_char_group = 4
 
-			// a  .. z
-			if(97 to 122)			//Lowercase Letters
-				if(last_char_group<2)		t_out += ascii2text(ascii_char-32)	//Force uppercase first character
+			// a  .. z, а .. я, ё
+			if(97 to 122, 1072 to 1103, 1105)			//Lowercase Letters
+				if(last_char_group<2)		t_out += uppertext(ascii2text(ascii_char))	//Force uppercase first character
 				else						t_out += ascii2text(ascii_char)
 				number_of_alphanumeric++
 				last_char_group = 4
@@ -192,21 +192,21 @@
 /proc/dd_hasprefix(text, prefix)
 	var/start = 1
 	var/end = length(prefix) + 1
-	return findtext(text, prefix, start, end)
+	return findtext_char(text, prefix, start, end)
 
 //Checks the beginning of a string for a specified sub-string. This proc is case sensitive
 //Returns the position of the substring or 0 if it was not found
 /proc/dd_hasprefix_case(text, prefix)
 	var/start = 1
 	var/end = length(prefix) + 1
-	return findtextEx(text, prefix, start, end)
+	return findtextEx_char(text, prefix, start, end)
 
 //Checks the end of a string for a specified substring.
 //Returns the position of the substring or 0 if it was not found
 /proc/dd_hassuffix(text, suffix)
 	var/start = length(text) - length(suffix)
 	if(start)
-		return findtext(text, suffix, start, null)
+		return findtext_char(text, suffix, start, null)
 	return
 
 //Checks the end of a string for a specified substring. This proc is case sensitive
@@ -214,7 +214,7 @@
 /proc/dd_hassuffix_case(text, suffix)
 	var/start = length(text) - length(suffix)
 	if(start)
-		return findtextEx(text, suffix, start, null)
+		return findtextEx_char(text, suffix, start, null)
 
 /*
  * Text modification
@@ -222,7 +222,7 @@
 // See bygex.dm
 /proc/replace_characters(t, list/repl_chars)
 	for(var/char in repl_chars)
-		t = replacetext(t, char, repl_chars[char])
+		t = replacetext_char(t, char, repl_chars[char])
 	return t
 
 //Strips the first char and returns it and the new string as a list
@@ -276,7 +276,7 @@
 
 //Returns a string with the first element of the string capitalized.
 /proc/capitalize(t as text)
-	return uppertext(copytext(t, 1, 2)) + copytext(t, 2)
+	return uppertext(copytext_char(t, 1, 2)) + copytext_char(t, 2)
 
 //Centers text by adding spaces to either side of the string.
 /proc/dd_centertext(message, length)
@@ -366,7 +366,7 @@
 		else
 			break
 	if(max_length)
-		input = copytext(input,1,max_length)
+		input = copytext_char(input, 1, max_length)
 	return sanitize(input, allow_lines ? list("\t" = " ") : list("\n" = " ", "\t" = " "))
 
 /proc/trim_strip_html_properly(input, max_length = MAX_MESSAGE_LEN, allow_lines = 0)
diff --git a/code/datums/datumvars.dm b/code/datums/datumvars.dm
index a6fe725f654..252a60c8778 100644
--- a/code/datums/datumvars.dm
+++ b/code/datums/datumvars.dm
@@ -239,6 +239,7 @@
 
 	var/html = {"
 <html>
+	<meta charset="UTF-8">
 	<head>
 		<title>[title]</title>
 		<style>
@@ -570,7 +571,7 @@
 			to_chat(usr, "This can only be used on instances of type /mob")
 			return
 
-		var/new_name = reject_bad_name(sanitize(copytext(input(usr, "What would you like to name this mob?", "Input a name", M.real_name) as text|null, 1, MAX_NAME_LEN)), allow_numbers = TRUE)
+		var/new_name = reject_bad_name(sanitize(copytext_char(input(usr, "What would you like to name this mob?", "Input a name", M.real_name) as text|null, 1, MAX_NAME_LEN)), allow_numbers = TRUE)
 		if(!new_name || !M)	return
 
 		message_admins("Admin [key_name_admin(usr)] renamed [key_name_admin(M)] to [new_name].")
diff --git a/code/datums/mind.dm b/code/datums/mind.dm
index 29af6117e1d..57007e1a23a 100644
--- a/code/datums/mind.dm
+++ b/code/datums/mind.dm
@@ -185,7 +185,7 @@
 	if(!recipient)
 		recipient = current
 	var/list/output = list()
-	output.Add("<B>[current.real_name]'s Memories:</B><HR>")
+	output.Add("<meta charset='UTF-8'><b>[current.real_name]'s Memories:</b><hr>")
 	output.Add(memory)
 
 	for(var/datum/antagonist/A in antag_datums)
@@ -524,7 +524,7 @@
 		alert("Not before round-start!", "Alert")
 		return
 
-	var/list/out = list("<B>[name]</B>[(current && (current.real_name != name))?" (as [current.real_name])" : ""]")
+	var/list/out = list("<meta charset='UTF-8'><b>[name]</b>[(current && (current.real_name != name))?" (as [current.real_name])" : ""]")
 	out.Add("Mind currently owned by key: [key] [active ? "(synced)" : "(not synced)"]")
 	out.Add("Assigned role: [assigned_role]. <a href='?src=[UID()];role_edit=1'>Edit</a>")
 	out.Add("Factions and special roles:")
@@ -762,7 +762,7 @@
 				var/datum/objective/escape/escape_with_identity/O = new_objective
 				O.target_real_name = new_objective.target.current.real_name
 			if("custom")
-				var/expl = sanitize(copytext(input("Custom objective:", "Objective", objective ? objective.explanation_text : "") as text|null,1,MAX_MESSAGE_LEN))
+				var/expl = sanitize(copytext_char(input("Custom objective:", "Objective", objective ? objective.explanation_text : "") as text|null, 1, MAX_MESSAGE_LEN))
 				if(!expl)
 					return
 				new_objective = new /datum/objective
diff --git a/code/game/!atoms.dm b/code/game/!atoms.dm
index 7b9b02ee37c..48a77570a01 100644
--- a/code/game/!atoms.dm
+++ b/code/game/!atoms.dm
@@ -1236,7 +1236,7 @@ GLOBAL_LIST_EMPTY(blood_splatter_icons)
 	if(!use_prefix)
 		default_value = name
 	else if(findtext(name, prefix) != 0)
-		default_value = copytext(name, length(prefix) + 1)
+		default_value = copytext_char(name, length_char(prefix) + 1)
 	else
 		// Either the thing has a non-conforming name due to being set in the map
 		// OR (much more likely) the thing is unlabeled yet.
@@ -1263,7 +1263,7 @@ GLOBAL_LIST_EMPTY(blood_splatter_icons)
 		return null
 
 
-	t = sanitize(copytext(t, 1, MAX_NAME_LEN))
+	t = sanitize(copytext_char(t, 1, MAX_NAME_LEN))
 
 	// Logging
 	var/logged_name = initial(name)
diff --git a/code/game/gamemodes/nuclear/nuclear.dm b/code/game/gamemodes/nuclear/nuclear.dm
index b9f0f8df9c1..10161f7d0bf 100644
--- a/code/game/gamemodes/nuclear/nuclear.dm
+++ b/code/game/gamemodes/nuclear/nuclear.dm
@@ -425,7 +425,7 @@
 
 /proc/nukelastname(mob/M as mob) //--All praise goes to NEO|Phyte, all blame goes to DH, and it was Cindi-Kate's idea. Also praise Urist for copypasta ho.
 	var/randomname = pick(GLOB.last_names)
-	var/newname = sanitize(copytext(input(M,"You are the nuke operative [pick("Czar", "Boss", "Commander", "Chief", "Kingpin", "Director", "Overlord")]. Please choose a last name for your family.", "Name change",randomname),1,MAX_NAME_LEN))
+	var/newname = sanitize(copytext_char(input(M,"You are the nuke operative [pick("Czar", "Boss", "Commander", "Chief", "Kingpin", "Director", "Overlord")]. Please choose a last name for your family.", "Name change", randomname), 1, MAX_NAME_LEN))
 
 	if(!newname)
 		newname = randomname
diff --git a/code/game/gamemodes/objective.dm b/code/game/gamemodes/objective.dm
index 7453324b3da..320c2578cdd 100644
--- a/code/game/gamemodes/objective.dm
+++ b/code/game/gamemodes/objective.dm
@@ -571,7 +571,7 @@ GLOBAL_LIST_INIT(potential_theft_objectives, (subtypesof(/datum/theft_objective)
 		if(!steal_target_path)
 			return
 
-		var/theft_objective_name = sanitize(copytext(input("Enter target name:", "Objective target", initial(steal_target_path.name)) as text|null, 1, MAX_NAME_LEN))
+		var/theft_objective_name = sanitize(copytext_char(input("Enter target name:", "Objective target", initial(steal_target_path.name)) as text|null, 1, MAX_NAME_LEN))
 		if(!theft_objective_name)
 			return
 
diff --git a/code/game/gamemodes/scoreboard.dm b/code/game/gamemodes/scoreboard.dm
index 8cafc4e29fc..00fdd1e6b10 100644
--- a/code/game/gamemodes/scoreboard.dm
+++ b/code/game/gamemodes/scoreboard.dm
@@ -241,7 +241,7 @@ GLOBAL_VAR(scoreboard) // Variable to save the scoreboard string once it's been
 
 
 	// Generate the score panel
-	var/list/dat = list("<b>Round Statistics and Score</b><br><hr>")
+	var/list/dat = list("<meta charset='UTF-8'><b>Round Statistics and Score</b><br><hr>")
 	if(SSticker.mode)
 		dat += SSticker.mode.get_scoreboard_stats()
 
diff --git a/code/game/gamemodes/wizard/artefact.dm b/code/game/gamemodes/wizard/artefact.dm
index 8f7dae1400f..0f6bfa27d21 100644
--- a/code/game/gamemodes/wizard/artefact.dm
+++ b/code/game/gamemodes/wizard/artefact.dm
@@ -48,7 +48,7 @@
 		var/wizard_name_first = pick(GLOB.wizard_first)
 		var/wizard_name_second = pick(GLOB.wizard_second)
 		var/randomname = "[wizard_name_first] [wizard_name_second]"
-		var/newname = sanitize(copytext(input(M, "You are the wizard's apprentice. Would you like to change your name to something else?", "Name change", randomname) as null|text,1,MAX_NAME_LEN))
+		var/newname = sanitize(copytext_char(input(M, "You are the wizard's apprentice. Would you like to change your name to something else?", "Name change", randomname) as null|text, 1, MAX_NAME_LEN))
 
 		if(!newname)
 			newname = randomname
diff --git a/code/game/gamemodes/wizard/spellbook.dm b/code/game/gamemodes/wizard/spellbook.dm
index a391a35c33b..fb930166953 100644
--- a/code/game/gamemodes/wizard/spellbook.dm
+++ b/code/game/gamemodes/wizard/spellbook.dm
@@ -809,7 +809,7 @@
 
 /obj/item/spellbook/proc/wrap(content)
 	var/dat = ""
-	dat +="<html><head><title>Spellbook</title></head>"
+	dat +="<html><meta charset='utf-8'><head><title>Spellbook</title></head>"
 	dat += {"
 	<head>
 		<style type="text/css">
diff --git a/code/game/gamemodes/wizard/wizard.dm b/code/game/gamemodes/wizard/wizard.dm
index ea16160cd3c..ec1c1a18660 100644
--- a/code/game/gamemodes/wizard/wizard.dm
+++ b/code/game/gamemodes/wizard/wizard.dm
@@ -87,7 +87,7 @@
 	var/wizard_name_first = pick(GLOB.wizard_first)
 	var/wizard_name_second = pick(GLOB.wizard_second)
 	var/randomname = "[wizard_name_first] [wizard_name_second]"
-	var/newname = sanitize(copytext(input(wizard_mob, "You are the Space Wizard. Would you like to change your name to something else?", "Name change", randomname) as null|text,1,MAX_NAME_LEN))
+	var/newname = sanitize(copytext_char(input(wizard_mob, "You are the Space Wizard. Would you like to change your name to something else?", "Name change", randomname) as null|text, 1, MAX_NAME_LEN))
 
 	if(!newname)
 		newname = randomname
diff --git a/code/game/jobs/job_exp.dm b/code/game/jobs/job_exp.dm
index 0a5c39f7475..03ec16b1a52 100644
--- a/code/game/jobs/job_exp.dm
+++ b/code/game/jobs/job_exp.dm
@@ -52,10 +52,10 @@ GLOBAL_LIST_INIT(role_playtime_requirements, list(
 	if(!check_rights(R_ADMIN|R_MOD|R_MENTOR))
 		return
 	var/list/msg = list()
-	msg  += "<html><head><title>Playtime Report</title></head><body>"
+	msg  += "<html><meta charset='utf-8'><head><title>Playtime Report</title></head><body>"
 	var/datum/job/theirjob
 	var/jtext
-	msg += "<TABLE border ='1'><TR><TH>Player</TH><TH>Job</TH><TH>Crew</TH>"
+	msg += "<table border ='1'><tr><th>Player</th><th>Job</th><th>Crew</th>"
 	for(var/thisdept in EXP_DEPT_TYPE_LIST)
 		msg += "<TH>[thisdept]</TH>"
 	msg += "</TR>"
diff --git a/code/game/machinery/camera/camera.dm b/code/game/machinery/camera/camera.dm
index e018440008f..ded8358aecd 100644
--- a/code/game/machinery/camera/camera.dm
+++ b/code/game/machinery/camera/camera.dm
@@ -180,10 +180,10 @@
 					to_chat(AI, "<b>[U]</b> holds <a href='?_src_=usr;show_paper=1;'>\a [itemname]</a> up to one of your cameras ...")
 				else
 					to_chat(AI, "<b><a href='?src=[AI.UID()];track=[html_encode(U.name)]'>[U]</a></b> holds <a href='?_src_=usr;show_paper=1;'>\a [itemname]</a> up to one of your cameras ...")
-				AI.last_paper_seen = "<HTML><HEAD><TITLE>[itemname]</TITLE></HEAD><BODY><TT>[info]</TT></BODY></HTML>"
+				AI.last_paper_seen = "<html><meta charset='utf-8'><head><title>[itemname]</title></head><body><tt>[info]</tt></body></html>"
 			else if(O.client && O.client.eye == src)
 				to_chat(O, "[U] holds \a [itemname] up to one of the cameras ...")
-				O << browse("<HTML><HEAD><TITLE>[itemname]</TITLE></HEAD><BODY><TT>[info]</TT></BODY></HTML>", "window=[itemname]")
+				O << browse("<html><meta charset='utf-8'><head><title>[itemname]</title></head><body><tt>[info]</tt></body></html>", "window=[itemname]")
 
 	else if(istype(I, /obj/item/laser_pointer))
 		var/obj/item/laser_pointer/L = I
diff --git a/code/game/machinery/computer/card.dm b/code/game/machinery/computer/card.dm
index 9b284fa5735..41bc13cca61 100644
--- a/code/game/machinery/computer/card.dm
+++ b/code/game/machinery/computer/card.dm
@@ -485,7 +485,7 @@ GLOBAL_VAR_INIT(time_last_changed_position, 0)
 				if(!job_in_department(SSjobs.GetJob(t1)))
 					return FALSE
 			if(t1 == "Custom")
-				var/temp_t = sanitize(reject_bad_name(copytext(input("Enter a custom job assignment.", "Assignment"), 1, MAX_MESSAGE_LEN), TRUE))
+				var/temp_t = sanitize(reject_bad_name(copytext_char(input("Enter a custom job assignment.", "Assignment"), 1, MAX_MESSAGE_LEN), TRUE))
 				//let custom jobs function as an impromptu alt title, mainly for sechuds
 				if(temp_t && scan && modify)
 					var/oldrank = modify.getRankAndAssignment()
@@ -543,7 +543,7 @@ GLOBAL_VAR_INIT(time_last_changed_position, 0)
 				playsound(get_turf(src), 'sound/machines/buzz-sigh.ogg', 50, 0)
 				visible_message("<span class='warning'>[src]: Heads may only demote members of their own department.</span>")
 				return FALSE
-			var/reason = sanitize(copytext(input("Enter legal reason for demotion. Enter nothing to cancel.","Legal Demotion"), 1, MAX_MESSAGE_LEN))
+			var/reason = sanitize(copytext_char(input("Enter legal reason for demotion. Enter nothing to cancel.","Legal Demotion"), 1, MAX_MESSAGE_LEN))
 			if(!reason || !is_authenticated(usr) || !modify)
 				return FALSE
 			var/list/access = list()
@@ -570,7 +570,7 @@ GLOBAL_VAR_INIT(time_last_changed_position, 0)
 				visible_message("<span class='warning'>[src]: Only the Captain or HOP may completely terminate the employment of a crew member.</span>")
 				return FALSE
 			var/jobnamedata = modify.getRankAndAssignment()
-			var/reason = sanitize(copytext(input("Enter legal reason for termination. Enter nothing to cancel.", "Employment Termination"), 1, MAX_MESSAGE_LEN))
+			var/reason = sanitize(copytext_char(input("Enter legal reason for termination. Enter nothing to cancel.", "Employment Termination"), 1, MAX_MESSAGE_LEN))
 			if(!reason || !has_idchange_access() || !modify)
 				return FALSE
 			var/m_ckey = modify.getPlayerCkey()
@@ -627,7 +627,7 @@ GLOBAL_VAR_INIT(time_last_changed_position, 0)
 			message_admins("[key_name_admin(usr)] has closed a job slot for job \"[j.title]\".")
 			return
 		if("remote_demote")
-			var/reason = sanitize(copytext(input("Enter legal reason for demotion. Enter nothing to cancel.","Legal Demotion"), 1, MAX_MESSAGE_LEN))
+			var/reason = sanitize(copytext_char(input("Enter legal reason for demotion. Enter nothing to cancel.","Legal Demotion"), 1, MAX_MESSAGE_LEN))
 			if(!reason || !is_authenticated(usr) || !scan)
 				return FALSE
 			for(var/datum/data/record/E in GLOB.data_core.general)
diff --git a/code/game/machinery/portable_turret.dm b/code/game/machinery/portable_turret.dm
index f1deafa2262..acf292c693c 100644
--- a/code/game/machinery/portable_turret.dm
+++ b/code/game/machinery/portable_turret.dm
@@ -963,7 +963,7 @@ GLOBAL_LIST_EMPTY(turret_icons)
 
 	if(is_pen(I))	//you can rename turrets like bots!
 		var/t = input(user, "Enter new turret name", name, finish_name) as text
-		t = sanitize(copytext(t, 1, MAX_MESSAGE_LEN))
+		t = sanitize(copytext_char(t, 1, MAX_MESSAGE_LEN))
 		if(!t)
 			return
 		if(!in_range(src, usr) && loc != usr)
diff --git a/code/game/machinery/spaceheater.dm b/code/game/machinery/spaceheater.dm
index 9e3b83704a5..96e88bdc445 100644
--- a/code/game/machinery/spaceheater.dm
+++ b/code/game/machinery/spaceheater.dm
@@ -96,21 +96,21 @@
 		var/dat
 		dat = "Power cell: "
 		if(cell)
-			dat += "<A href='byond://?src=[UID()];op=cellremove'>Installed</A><BR>"
+			dat += "<a href='byond://?src=[UID()];op=cellremove'>Installed</a><br>"
 		else
-			dat += "<A href='byond://?src=[UID()];op=cellinstall'>Removed</A><BR>"
+			dat += "<a href='byond://?src=[UID()];op=cellinstall'>Removed</a><br>"
 
-		dat += "Power Level: [cell ? round(cell.percent(),1) : 0]%<BR><BR>"
+		dat += "Power Level: [cell ? round(cell.percent(),1) : 0]%<br><br>"
 
 		dat += "Set Temperature: "
 
-		dat += "<A href='?src=[UID()];op=temp;val=-5'>-</A>"
+		dat += "<a href='?src=[UID()];op=temp;val=-5'>-</a>"
 
 		dat += " [set_temperature]&deg;C "
-		dat += "<A href='?src=[UID()];op=temp;val=5'>+</A><BR>"
+		dat += "<a href='?src=[UID()];op=temp;val=5'>+</a><br>"
 
 		user.set_machine(src)
-		user << browse("<HEAD><TITLE>Space Heater Control Panel</TITLE></HEAD><TT>[dat]</TT>", "window=spaceheater")
+		user << browse("<meta charset='utf-8'><head><title>Space Heater Control Panel Панель</title></head><tt>[dat]</tt>", "window=spaceheater")
 		onclose(user, "spaceheater")
 
 	else
diff --git a/code/game/machinery/status_display.dm b/code/game/machinery/status_display.dm
index 3574689fd5d..da1a037a0f0 100644
--- a/code/game/machinery/status_display.dm
+++ b/code/game/machinery/status_display.dm
@@ -124,8 +124,8 @@ GLOBAL_LIST_EMPTY(status_displays)
 				line1 = message1
 
 			else
-				line1 = copytext("[message1]|[message1]", index1, index1 + DISPLAY_CHARS_PER_LINE)
-				var/message1_len = length(message1)
+				line1 = copytext_char("[message1]|[message1]", index1, index1 + DISPLAY_CHARS_PER_LINE)
+				var/message1_len = length_char(message1)
 				index1 += DISPLAY_SCROLL_SPEED
 
 				if(index1 > message1_len)
@@ -136,8 +136,8 @@ GLOBAL_LIST_EMPTY(status_displays)
 				line2 = message2
 
 			else
-				line2 = copytext("[message2]|[message2]", index2, index2 + DISPLAY_CHARS_PER_LINE)
-				var/message2_len = length(message2)
+				line2 = copytext_char("[message2]|[message2]", index2, index2 + DISPLAY_CHARS_PER_LINE)
+				var/message2_len = length_char(message2)
 				index2 += DISPLAY_SCROLL_SPEED
 
 				if(index2 > message2_len)
@@ -168,14 +168,14 @@ GLOBAL_LIST_EMPTY(status_displays)
 
 /obj/machinery/status_display/proc/set_message(m1, m2)
 	if(m1)
-		index1 = (length(m1) > DISPLAY_CHARS_PER_LINE)
+		index1 = (length_char(m1) > DISPLAY_CHARS_PER_LINE)
 		message1 = m1
 	else
 		message1 = ""
 		index1 = 0
 
 	if(m2)
-		index2 = (length(m2) > DISPLAY_CHARS_PER_LINE)
+		index2 = (length_char(m2) > DISPLAY_CHARS_PER_LINE)
 		message2 = m2
 	else
 		message2 = ""
diff --git a/code/game/mecha/combat/honker.dm b/code/game/mecha/combat/honker.dm
index c7fbf30b53c..fa70ba0d262 100644
--- a/code/game/mecha/combat/honker.dm
+++ b/code/game/mecha/combat/honker.dm
@@ -53,7 +53,7 @@
 	return output
 
 /obj/mecha/combat/honker/get_stats_html()
-	var/output = {"<html>
+	var/output = {"<html><meta charset='utf-8'>
 						<head><title>[name] data</title>
 						<style>
 						body {color: #00ff00; background: #32CD32; font-family:"Courier",monospace; font-size: 12px;}
diff --git a/code/game/mecha/equipment/tools/medical_tools.dm b/code/game/mecha/equipment/tools/medical_tools.dm
index 839adeeaf1d..4d70c30b9cc 100644
--- a/code/game/mecha/equipment/tools/medical_tools.dm
+++ b/code/game/mecha/equipment/tools/medical_tools.dm
@@ -124,7 +124,7 @@
 /obj/item/mecha_parts/mecha_equipment/medical/sleeper/proc/get_patient_stats()
 	if(!patient)
 		return
-	return {"<html>
+	return {"<html><meta charset='utf-8'>
 				<head>
 				<title>[patient] statistics</title>
 				<script language='javascript' type='text/javascript'>
@@ -383,7 +383,7 @@
 		return
 
 /obj/item/mecha_parts/mecha_equipment/medical/syringe_gun/proc/get_reagents_page()
-	var/output = {"<html>
+	var/output = {"<html><meta charset='utf-8'>
 						<head>
 						<title>Reagent Synthesizer</title>
 						<script language='javascript' type='text/javascript'>
diff --git a/code/game/mecha/mecha_topic.dm b/code/game/mecha/mecha_topic.dm
index d3cb66f5e46..f52c0f5fb17 100644
--- a/code/game/mecha/mecha_topic.dm
+++ b/code/game/mecha/mecha_topic.dm
@@ -4,7 +4,7 @@
 ////////////////////////////////////
 
 /obj/mecha/proc/get_stats_html()
-	var/output = {"<html>
+	var/output = {"<html><meta charset='utf-8'>
 						<head><title>[name] data</title>
 						<style>
 						body {color: #00ff00; background: #000000; font-family:"Lucida Console",monospace; font-size: 12px;}
@@ -150,7 +150,7 @@
 
 
 /obj/mecha/proc/get_log_html()
-	var/output = "<html><head><title>[name] Log</title></head><body style='font: 13px 'Courier', monospace;'>"
+	var/output = "<html><meta charset='utf-8'><head><title>[name] Log</title></head><body style='font: 13px 'Courier', monospace;'>"
 	for(var/list/entry in log)
 		output += {"<div style='font-weight: bold;'>[time2text(entry["time"],"DDD MMM DD hh:mm:ss")] 2555</div>
 						<div style='margin-left:15px; margin-bottom:10px;'>[entry["message"]]</div>
@@ -169,7 +169,7 @@
 
 /obj/mecha/proc/output_access_dialog(obj/item/card/id/id_card, mob/user)
 	if(!id_card || !user) return
-	var/output = {"<html>
+	var/output = {"<html><meta charset='utf-8'>
 						<head><style>
 						h1 {font-size:15px;margin-bottom:4px;}
 						body {color: #00ff00; background: #000000; font-family:"Courier New", Courier, monospace; font-size: 12px;}
@@ -199,7 +199,7 @@
 
 /obj/mecha/proc/output_maintenance_dialog(obj/item/card/id/id_card,mob/user)
 	if(!id_card || !user) return
-	var/output = {"<html>
+	var/output = {"<html><meta charset='utf-8'>
 						<head>
 						<style>
 						body {color: #00ff00; background: #000000; font-family:"Courier New", Courier, monospace; font-size: 12px;}
diff --git a/code/game/objects/items/blueprints.dm b/code/game/objects/items/blueprints.dm
index cc6fb73a19d..36678fa5875 100644
--- a/code/game/objects/items/blueprints.dm
+++ b/code/game/objects/items/blueprints.dm
@@ -23,7 +23,7 @@
 
 /obj/item/areaeditor/attack_self(mob/user as mob)
 	add_fingerprint(user)
-	var/text = "<BODY><HTML><head><title>[src]</title></head> \
+	var/text = "<BODY><HTML><meta charset='utf-8'><head><title>[src]</title></head> \
 				<h2>[station_name()] [src.name]</h2> \
 				<small>[fluffnotice]</small><hr>"
 	switch(get_area_type())
diff --git a/code/game/objects/items/devices/paicard.dm b/code/game/objects/items/devices/paicard.dm
index 31df8c34849..88f5e6a9e42 100644
--- a/code/game/objects/items/devices/paicard.dm
+++ b/code/game/objects/items/devices/paicard.dm
@@ -36,7 +36,7 @@
 	user.set_machine(src)
 	var/dat = {"
 		<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.01 Transitional//EN\" \"http://www.w3.org/TR/html4/loose.dtd\">
-		<html>
+		<html><meta charset='utf-8'>
 			<head>
 				<style>
 					body {
diff --git a/code/game/objects/items/devices/voice_changer.dm b/code/game/objects/items/devices/voice_changer.dm
index c18af96333d..779409f16c6 100644
--- a/code/game/objects/items/devices/voice_changer.dm
+++ b/code/game/objects/items/devices/voice_changer.dm
@@ -40,7 +40,7 @@
 		to_chat(user, "<span class='notice'>You are now mimicking the voice on your ID card.</span>")
 		return
 
-	voice = sanitize(copytext(chosen_voice, 1, MAX_MESSAGE_LEN))
+	voice = sanitize(copytext_char(chosen_voice, 1, MAX_MESSAGE_LEN))
 	to_chat(user, "<span class='notice'>You are now mimicking <b>[voice]</b>.</span>")
 
 /obj/item/voice_changer/voice_modulator
diff --git a/code/game/objects/items/weapons/RCD.dm b/code/game/objects/items/weapons/RCD.dm
index b12ef4e0487..636e1a6056b 100644
--- a/code/game/objects/items/weapons/RCD.dm
+++ b/code/game/objects/items/weapons/RCD.dm
@@ -360,7 +360,7 @@
 			var/answer = params["answer"]
 			if(!answer)
 				return
-			door_name = sanitize(copytext(answer, 1, UI_MODAL_INPUT_MAX_LENGTH_NAME))
+			door_name = sanitize(copytext_char(answer, 1, UI_MODAL_INPUT_MAX_LENGTH_NAME))
 		else
 			return FALSE
 
diff --git a/code/game/objects/items/weapons/manuals.dm b/code/game/objects/items/weapons/manuals.dm
index 5933c6229b4..3e15b3b06e9 100644
--- a/code/game/objects/items/weapons/manuals.dm
+++ b/code/game/objects/items/weapons/manuals.dm
@@ -34,7 +34,7 @@
 	icon_state ="bookDetective"
 	author = "Nanotrasen"
 	title = "The Film Noir: Proper Procedures for Investigations"
-	pages = list({"<html>
+	pages = list({"<html><meta charset='utf-8'>
 			<head>
 			<style>
 			h1 {font-size: 18px; margin: 15px 0px 5px;}
@@ -75,7 +75,7 @@
 	author = "Engineering Encyclopedia"
 	title = "Particle Accelerator User's Guide"
 
-	pages = list({"<html>
+	pages = list({"<html><meta charset='utf-8'>
 				<head>
 				<style>
 				h1 {font-size: 18px; margin: 15px 0px 5px;}
@@ -158,7 +158,7 @@
 	icon_state = "pipingbook"
 	author = "Maria Crash, Senior Atmospherics Technician"
 	title = "Pipes and You: Getting To Know Your Scary Tools"
-	pages = list({"<html>
+	pages = list({"<html><meta charset='utf-8'>
 				<head>
 				<style>
 				h1 {font-size: 18px; margin: 15px 0px 5px;}
@@ -245,7 +245,7 @@
 	icon_state = "evabook"
 	author = "Maria Crash, Senior Atmospherics Technician"
 	title = "EVA Gear and You: Not Spending All Day Inside"
-	pages = list({"<html>
+	pages = list({"<html><meta charset='utf-8'>
 				<head>
 				<style>
 				h1 {font-size: 18px; margin: 15px 0px 5px;}
@@ -306,7 +306,7 @@
 	author = "Engineering Encyclopedia"
 	title = "Singularity Safety in Special Circumstances"
 
-	pages = list({"<html>
+	pages = list({"<html><meta charset='utf-8'>
 				<head>
 				<style>
 				h1 {font-size: 18px; margin: 15px 0px 5px;}
@@ -354,7 +354,7 @@
 	author = "Medical Journal, volume 3"
 	title = "Cloning techniques of the 26th century"
 
-	pages = list({"<html>
+	pages = list({"<html><meta charset='utf-8'>
 				<head>
 				<style>
 				h1 {font-size: 18px; margin: 15px 0px 5px;}
@@ -431,7 +431,7 @@
 	author = "Weyland-Yutani Corp"
 	title = "APLU \"Ripley\" Construction and Operation Manual"
 
-	pages = list({"<html>
+	pages = list({"<html><meta charset='utf-8'>
 				<head>
 				<style>
 				h1 {font-size: 18px; margin: 15px 0px 5px;}
@@ -506,7 +506,7 @@
 	author = "Dr. L. Ight"
 	title = "Research and Development 101"
 	pages = list({"
-	<html>
+	<html><meta charset='utf-8'>
 				<head>
 				<style>
 				h1 {font-size: 18px; margin: 15px 0px 5px;}
@@ -556,7 +556,7 @@
 	icon_state = "barbook"
 	author = "Sir John Rose"
 	title = "Barman Recipes"
-	pages = list({"<html>
+	pages = list({"<html><meta charset='utf-8'>
 				<head>
 				<style>
 				h1 {font-size: 18px; margin: 15px 0px 5px;}
@@ -600,7 +600,7 @@
 	author = "Syndicate"
 	protected = TRUE
 	title = "Fission Mailed: Nuclear Sabotage 101"
-	pages = list({"<html>
+	pages = list({"<html><meta charset='utf-8'>
 			Nuclear Explosives 101:<br>
 			Hello and thank you for choosing the Syndicate for your nuclear information needs.<br>
 			Today's crash course will deal with the operation of a Fusion Class Nanotrasen made Nuclear Device.<br>
@@ -636,7 +636,7 @@
 	icon_state ="bookHydroponicsPodPeople"
 	author = "Farmer John"
 	title = "The Human Harvest - From seed to market"
-	pages = list({"<html>
+	pages = list({"<html><meta charset='utf-8'>
 				<head>
 				<style>
 				h1 {font-size: 18px; margin: 15px 0px 5px;}
@@ -692,7 +692,7 @@
 /obj/item/book/manual/wiki/Initialize()
 	. = ..()
 	pages = list({"
-		<html><head></head><body bgcolor='[book_bgcolor]'>
+		<html><meta charset='utf-8'><head></head><body bgcolor='[book_bgcolor]'>
 		<iframe width='100%' height='97%' src="[GLOB.configuration.url.wiki_url]/index.php/[wiki_article_title]?action=render" frameborder="0" id="main_frame"></iframe>
 		</body></html>"})
 
diff --git a/code/game/objects/structures/noticeboard.dm b/code/game/objects/structures/noticeboard.dm
index b74f52a1d3b..a328b93a70d 100644
--- a/code/game/objects/structures/noticeboard.dm
+++ b/code/game/objects/structures/noticeboard.dm
@@ -34,10 +34,10 @@
 	return ..()
 
 /obj/structure/noticeboard/attack_hand(user as mob)
-	var/dat = "<B>Noticeboard</B><BR>"
+	var/dat = "<b>Noticeboard</b><br>"
 	for(var/obj/item/paper/P in src)
-		dat += "<A href='?src=[UID()];read=\ref[P]'>[P.name]</A> <A href='?src=[UID()];write=\ref[P]'>Write</A> <A href='?src=[UID()];remove=\ref[P]'>Remove</A><BR>"
-	user << browse("<HEAD><TITLE>Notices</TITLE></HEAD>[dat]","window=noticeboard")
+		dat += "<a href='?src=[UID()];read=\ref[P]'>[P.name]</a> <a href='?src=[UID()];write=\ref[P]'>Write</a> <a href='?src=[UID()];remove=\ref[P]'>Remove</a><br>"
+	user << browse("<meta charset='utf-8'><head><title>Notices Записки</title></head>[dat]","window=noticeboard")
 	onclose(user, "noticeboard")
 
 /obj/structure/noticeboard/deconstruct(disassembled = TRUE)
diff --git a/code/game/verbs/ooc.dm b/code/game/verbs/ooc.dm
index 90f03656705..4bcabfc3e8b 100644
--- a/code/game/verbs/ooc.dm
+++ b/code/game/verbs/ooc.dm
@@ -30,7 +30,7 @@ GLOBAL_VAR_INIT(admin_ooc_colour, "#b82e00")
 	if(!msg)
 		msg = typing_input(src.mob, "", "ooc \"text\"")
 
-	msg = trim(sanitize(copytext(msg, 1, MAX_MESSAGE_LEN)))
+	msg = trim(sanitize(copytext_char(msg, 1, MAX_MESSAGE_LEN)))
 	if(!msg)
 		return
 
@@ -186,7 +186,7 @@ GLOBAL_VAR_INIT(admin_ooc_colour, "#b82e00")
 	if(!msg)
 		msg = typing_input(src.mob, "Local OOC, seen only by those in view.", "looc \"text\"")
 
-	msg = trim(sanitize(copytext(msg, 1, MAX_MESSAGE_LEN)))
+	msg = trim(sanitize(copytext_char(msg, 1, MAX_MESSAGE_LEN)))
 	if(!msg)
 		return
 
diff --git a/code/modules/admin/misc_admin_procs.dm b/code/modules/admin/misc_admin_procs.dm
index 5e63744d09f..01afe3e2119 100644
--- a/code/modules/admin/misc_admin_procs.dm
+++ b/code/modules/admin/misc_admin_procs.dm
@@ -77,7 +77,7 @@ GLOBAL_VAR_INIT(nologevent, 0)
 	if(!check_rights(R_ADMIN|R_MOD))
 		return
 
-	var/body = "<html><head><title>Options for [M.key]</title></head>"
+	var/body = "<html><meta charset='UTF-8'><head><title>Options for [M.key]</title></head>"
 	body += "<body>Options panel for <b>[M]</b>"
 	if(M.client)
 		body += " played by <b>[M.client]</b> "
@@ -390,7 +390,7 @@ GLOBAL_VAR_INIT(nologevent, 0)
 	set desc = "Instantly ends the round and brings up the scoreboard, in the same way that wizards dying do."
 	if(!check_rights(R_SERVER))
 		return
-	var/input = sanitize(copytext(input(usr, "What text should players see announcing the round end? Input nothing to cancel.", "Specify Announcement Text", "Shift Has Ended!"), 1, MAX_MESSAGE_LEN))
+	var/input = sanitize(copytext_char(input(usr, "What text should players see announcing the round end? Input nothing to cancel.", "Specify Announcement Text", "Shift Has Ended!"), 1, MAX_MESSAGE_LEN))
 
 	if(!input)
 		return
diff --git a/code/modules/admin/outfits.dm b/code/modules/admin/outfits.dm
index 6a9da9060c4..92aedaef40e 100644
--- a/code/modules/admin/outfits.dm
+++ b/code/modules/admin/outfits.dm
@@ -108,7 +108,7 @@ GLOBAL_LIST_EMPTY(custom_outfits) //Admin created outfits
 	pda_select += "</select>"
 
 	var/dat = {"
-	<html><head><title>Create Outfit</title></head><body>
+	<html><meta charset='utf-8'><head><title>Create Outfit</title></head><body>
 	<form name="outfit" action="byond://?src=[UID()];" method="get">
 	<input type="hidden" name="src" value="[UID()]">
 	<input type="hidden" name="create_outfit_finalize" value="1">
diff --git a/code/modules/admin/permissionverbs/permissionedit.dm b/code/modules/admin/permissionverbs/permissionedit.dm
index 75cde4e0d85..c50cb44ae97 100644
--- a/code/modules/admin/permissionverbs/permissionedit.dm
+++ b/code/modules/admin/permissionverbs/permissionedit.dm
@@ -14,7 +14,7 @@
 	permissions_asset.send(usr)
 
 	var/output = {"<!DOCTYPE html>
-<html>
+<html><meta charset='utf-8'>
 <head>
 <title>Permissions Panel</title>
 <script type='text/javascript' src='[SSassets.transport.get_asset_url("search.js")]'></script>
diff --git a/code/modules/admin/player_panel.dm b/code/modules/admin/player_panel.dm
index a0f797bdaad..44163a204cf 100644
--- a/code/modules/admin/player_panel.dm
+++ b/code/modules/admin/player_panel.dm
@@ -6,7 +6,7 @@
 	if(!check_rights(R_ADMIN))
 		message_admins("[key_name_admin(usr)] attempted to invoke player panel without admin rights. If this is a mentor, its a chance they accidentally hit F7. If this is NOT a mentor, there is a high chance an exploit is being used")
 		return
-	var/dat = "<html><head><title>Admin Player Panel</title></head>"
+	var/dat = "<html><meta charset='utf-8'><head><title>Admin Player Panel</title></head>"
 
 	//javascript, the part that does most of the work~
 	dat += {"
@@ -349,10 +349,10 @@
 	if(!check_rights(R_ADMIN))
 		return
 	if(SSticker && SSticker.current_state >= GAME_STATE_PLAYING)
-		var/dat = "<html><head><title>Round Status</title></head><body><h1><B>Round Status</B></h1>"
-		dat += "Current Game Mode: <B>[SSticker.mode.name]</B><BR>"
-		dat += "Round Duration: <B>[round(ROUND_TIME / 36000)]:[add_zero(num2text(ROUND_TIME / 600 % 60), 2)]:[add_zero(num2text(ROUND_TIME / 10 % 60), 2)]</B><BR>"
-		dat += "<B>Emergency shuttle</B><BR>"
+		var/dat = "<html><meta charset='utf-8'><head><title>Round Status</title></head><body><h1><b>Round Status</b></h1>"
+		dat += "Current Game Mode: <b>[SSticker.mode.name]</b><br>"
+		dat += "Round Duration: <b>[round(ROUND_TIME / 36000)]:[add_zero(num2text(ROUND_TIME / 600 % 60), 2)]:[add_zero(num2text(ROUND_TIME / 10 % 60), 2)]</b><br>"
+		dat += "<b>Emergency shuttle</b><br>"
 		if(SSshuttle.emergency.mode < SHUTTLE_CALL)
 			dat += "<a href='?src=[UID()];call_shuttle=1'>Call Shuttle</a><br>"
 		else
diff --git a/code/modules/admin/secrets.dm b/code/modules/admin/secrets.dm
index cad7508614c..4021842a2e4 100644
--- a/code/modules/admin/secrets.dm
+++ b/code/modules/admin/secrets.dm
@@ -5,7 +5,7 @@
 
 
 	if(!check_rights(0))	return
-	var/dat = "<html><body><center>"
+	var/dat = "<html><meta charset='utf-8'><body><center>"
 
 	dat += "<a href='?src=[UID()];secretsmenu=tab;tab=0' [current_tab == 0 ? "class='linkOn'" : ""]>Debug</a>"
 	dat += "<a href='?src=[UID()];secretsmenu=tab;tab=1' [current_tab == 1 ? "class='linkOn'" : ""]>IC Events</a>"
diff --git a/code/modules/admin/sql_notes.dm b/code/modules/admin/sql_notes.dm
index 0839e0c94cd..917ad005eb4 100644
--- a/code/modules/admin/sql_notes.dm
+++ b/code/modules/admin/sql_notes.dm
@@ -179,7 +179,7 @@
 	var/navbar
 	var/ruler
 	ruler = "<hr style='background:#000000; border:0; height:3px'>"
-	navbar = "<a href='?_src_=holder;nonalpha=1'>\[All\]</a>|<a href='?_src_=holder;nonalpha=2'>\[#\]</a>"
+	navbar = "<meta charset='UTF-8'><a href='?_src_=holder;nonalpha=1'>\[All\]</a>|<a href='?_src_=holder;nonalpha=2'>\[#\]</a>"
 	for(var/letter in GLOB.alphabet)
 		navbar += "|<a href='?_src_=holder;shownote=[letter]'>\[[letter]\]</a>"
 	navbar += "<br><form method='GET' name='search' action='?'>\
diff --git a/code/modules/admin/topic.dm b/code/modules/admin/topic.dm
index 83188ee7344..d57d20ff823 100644
--- a/code/modules/admin/topic.dm
+++ b/code/modules/admin/topic.dm
@@ -1072,9 +1072,9 @@
 		var/painame = "Default"
 		var/name = ""
 		if(alert(usr, "Do you want to set their name or let them choose their own name?", "Name Choice", "Set Name", "Let them choose") == "Set Name")
-			name = sanitize(copytext(input(usr, "Enter a name for the new pAI. Default name is [painame].", "pAI Name", painame),1,MAX_NAME_LEN))
+			name = sanitize(copytext_char(input(usr, "Enter a name for the new pAI. Default name is [painame].", "pAI Name", painame), 1, MAX_NAME_LEN))
 		else
-			name = sanitize(copytext(input(H, "An admin wants to make you into a pAI. Choose a name. Default is [painame].", "pAI Name", painame),1,MAX_NAME_LEN))
+			name = sanitize(copytext_char(input(H, "An admin wants to make you into a pAI. Choose a name. Default is [painame].", "pAI Name", painame), 1, MAX_NAME_LEN))
 
 		if(!name)
 			name = painame
@@ -2017,7 +2017,7 @@
 						D.assignment = "Pet"
 						C.access_id = D
 					spawn(30)
-						var/newname = sanitize(copytext(input(P, "You are [P], special event pet of [H]. Change your name to something else?", "Name change", P.name) as null|text,1,MAX_NAME_LEN))
+						var/newname = sanitize(copytext_char(input(P, "You are [P], special event pet of [H]. Change your name to something else?", "Name change", P.name) as null|text, 1, MAX_NAME_LEN))
 						if(newname && newname != P.name)
 							P.name = newname
 							if(P.mind)
@@ -2950,7 +2950,7 @@
 					return
 				if(alert(usr, "Are you sure you want to do this?", "Confirmation", "Yes", "No") != "Yes")
 					return
-				var/objective = sanitize(copytext(input("Enter an objective"),1,MAX_MESSAGE_LEN))
+				var/objective = sanitize(copytext_char(input("Enter an objective"), 1, MAX_MESSAGE_LEN))
 				if(!objective)
 					return
 				SSblackbox.record_feedback("tally", "admin_secrets_fun_used", 1, "Traitor All ([objective])")
@@ -3345,7 +3345,7 @@
 		if(!check_rights(R_ADMIN))
 			return
 		var/text = html_decode(href_list["showdetails"])
-		usr << browse("<HTML><HEAD><TITLE>Details</TITLE></HEAD><BODY><TT>[replacetext(text, "\n", "<BR>")]</TT></BODY></HTML>",
+		usr << browse("<html><meta charset='utf-8'><head><title>Details</title></head><body><tt>[replacetext(text, "\n", "<BR>")]</tt></body></html>",
 			"window=show_details;size=500x200")
 
 	else if(href_list["create_outfit_finalize"])
diff --git a/code/modules/admin/verbs/adminhelp.dm b/code/modules/admin/verbs/adminhelp.dm
index 76971a478c9..475877cb210 100644
--- a/code/modules/admin/verbs/adminhelp.dm
+++ b/code/modules/admin/verbs/adminhelp.dm
@@ -21,7 +21,7 @@
 	if(handle_spam_prevention(msg, MUTE_ADMINHELP, OOC_COOLDOWN))
 		return
 
-	msg = sanitize_simple(copytext(msg, 1, MAX_MESSAGE_LEN))
+	msg = sanitize_simple(copytext_char(msg, 1, MAX_MESSAGE_LEN))
 	if(!msg) // No message after sanitisation
 		return
 
diff --git a/code/modules/admin/verbs/adminpm.dm b/code/modules/admin/verbs/adminpm.dm
index ee7579d6b04..58e73dd5866 100644
--- a/code/modules/admin/verbs/adminpm.dm
+++ b/code/modules/admin/verbs/adminpm.dm
@@ -106,7 +106,7 @@
 
 	//clean the message if it's not sent by a high-rank admin
 	if(!check_rights(R_SERVER|R_DEBUG,0))
-		msg = sanitize_simple(copytext(msg,1,MAX_MESSAGE_LEN))
+		msg = sanitize_simple(copytext_char(msg, 1, MAX_MESSAGE_LEN))
 		if(!msg)
 			return
 	else
diff --git a/code/modules/admin/verbs/adminsay.dm b/code/modules/admin/verbs/adminsay.dm
index dbcd058fea3..3612c67aae0 100644
--- a/code/modules/admin/verbs/adminsay.dm
+++ b/code/modules/admin/verbs/adminsay.dm
@@ -3,7 +3,7 @@
 	set hidden = 1
 	if(!check_rights(R_ADMIN))	return
 
-	msg = sanitize(copytext(msg, 1, MAX_MESSAGE_LEN))
+	msg = sanitize(copytext_char(msg, 1, MAX_MESSAGE_LEN))
 	if(!msg)	return
 
 	var/datum/asays/asay = new(usr.ckey, usr.client.holder.rank, msg, world.timeofday)
@@ -60,7 +60,7 @@
 	else if(!check_rights(R_ADMIN|R_MOD)) // Catch any other non-admins trying to use this proc
 		return
 
-	msg = sanitize(copytext(msg, 1, MAX_MESSAGE_LEN))
+	msg = sanitize(copytext_char(msg, 1, MAX_MESSAGE_LEN))
 	log_mentorsay(msg, src)
 	mob.create_log(OOC_LOG, "MSAY: [msg]")
 
diff --git a/code/modules/admin/verbs/deadsay.dm b/code/modules/admin/verbs/deadsay.dm
index 404a17617da..4a19070aae1 100644
--- a/code/modules/admin/verbs/deadsay.dm
+++ b/code/modules/admin/verbs/deadsay.dm
@@ -31,7 +31,7 @@
 	if(check_rights(R_ADMIN, 0))
 		stafftype = "ADMIN"
 
-	msg = sanitize(copytext(msg, 1, MAX_MESSAGE_LEN))
+	msg = sanitize(copytext_char(msg, 1, MAX_MESSAGE_LEN))
 	log_admin("[key_name(src)] : [msg]")
 
 	if(!msg)
diff --git a/code/modules/admin/verbs/deathsquad.dm b/code/modules/admin/verbs/deathsquad.dm
index 92b35362b75..5ce36ff5ae7 100644
--- a/code/modules/admin/verbs/deathsquad.dm
+++ b/code/modules/admin/verbs/deathsquad.dm
@@ -19,7 +19,7 @@ GLOBAL_VAR_INIT(deathsquad_sent, FALSE)
 	log_admin("[key_name_admin(proccaller)] has started to spawn a DeathSquad.")
 	to_chat(proccaller, "<span class='boldwarning'>This 'mode' will go on until everyone is dead or the station is destroyed. You may also admin-call the evac shuttle or use the end round verb when appropriate. Spawned commandos have internals cameras which are viewable through a monitor inside the Spec. Ops. Office. The first one selected will be the team leader.</span>")
 
-	var/mission = sanitize(copytext(input(src, "Please specify which mission the Deathsquad shall undertake.", "Specify Mission", "",), 1, MAX_MESSAGE_LEN))
+	var/mission = sanitize(copytext_char(input(src, "Please specify which mission the Deathsquad shall undertake.", "Specify Mission", "",), 1, MAX_MESSAGE_LEN))
 	if(!mission)
 		if(alert("Error, no mission set. Do you want to exit the setup process?",, "Yes", "No") == "Yes")
 			message_admins("[key_name_admin(proccaller)] cancelled their Deathsquad.")
diff --git a/code/modules/admin/verbs/gimmick_team.dm b/code/modules/admin/verbs/gimmick_team.dm
index a3d853bffd2..575866d8d53 100644
--- a/code/modules/admin/verbs/gimmick_team.dm
+++ b/code/modules/admin/verbs/gimmick_team.dm
@@ -23,7 +23,7 @@
 		return
 	var/themission = null
 	while(!themission)
-		themission = sanitize(copytext(input(src, "Please specify a briefing message for the team.", "Specify Mission", ""),1,MAX_MESSAGE_LEN))
+		themission = sanitize(copytext_char(input(src, "Please specify a briefing message for the team.", "Specify Mission", ""), 1, MAX_MESSAGE_LEN))
 		if(!themission)
 			alert("No mission specified. Aborting.")
 			return
diff --git a/code/modules/admin/verbs/infiltratorteam_syndicate.dm b/code/modules/admin/verbs/infiltratorteam_syndicate.dm
index 969781785e7..6f517384bfb 100644
--- a/code/modules/admin/verbs/infiltratorteam_syndicate.dm
+++ b/code/modules/admin/verbs/infiltratorteam_syndicate.dm
@@ -28,7 +28,7 @@ GLOBAL_VAR_INIT(sent_syndicate_infiltration_team, 0)
 		return
 	var/input = null
 	while(!input)
-		input = sanitize(copytext(input(src, "Please specify which mission the syndicate infiltration team shall undertake.", "Specify Mission", ""),1,MAX_MESSAGE_LEN))
+		input = sanitize(copytext_char(input(src, "Please specify which mission the syndicate infiltration team shall undertake.", "Specify Mission", ""), 1, MAX_MESSAGE_LEN))
 		if(!input)
 			alert("No mission specified. Aborting.")
 			return
diff --git a/code/modules/admin/verbs/ping_all_admins.dm b/code/modules/admin/verbs/ping_all_admins.dm
index 40d29a828c4..a6ca8110515 100644
--- a/code/modules/admin/verbs/ping_all_admins.dm
+++ b/code/modules/admin/verbs/ping_all_admins.dm
@@ -6,7 +6,7 @@
 		return
 
 	var/msg = input(src, "What message do you want the ping to show?", "Ping all admins") as text|null
-	msg = sanitize(copytext(msg, 1, MAX_MESSAGE_LEN))
+	msg = sanitize(copytext_char(msg, 1, MAX_MESSAGE_LEN))
 
 	if(!msg)
 		return
diff --git a/code/modules/admin/verbs/pray.dm b/code/modules/admin/verbs/pray.dm
index e45cc1c41c3..788cb305374 100644
--- a/code/modules/admin/verbs/pray.dm
+++ b/code/modules/admin/verbs/pray.dm
@@ -2,7 +2,7 @@
 	set category = "IC"
 	set name = "Pray"
 
-	msg = sanitize(copytext(msg, 1, MAX_MESSAGE_LEN))
+	msg = sanitize(copytext_char(msg, 1, MAX_MESSAGE_LEN))
 	if(!msg)
 		return
 
@@ -42,7 +42,7 @@
 	SSblackbox.record_feedback("tally", "admin_verb", 1, "Pray") //If you are copy-pasting this, ensure the 2nd parameter is unique to the new proc!
 
 /proc/Centcomm_announce(text, mob/Sender)
-	var/msg = sanitize(copytext(text, 1, MAX_MESSAGE_LEN))
+	var/msg = sanitize(copytext_char(text, 1, MAX_MESSAGE_LEN))
 	msg = "<span class='boldnotice'><font color=orange>CENTCOMM: </font>[key_name(Sender, 1)] ([ADMIN_PP(Sender,"PP")]) ([ADMIN_VV(Sender,"VV")]) ([ADMIN_TP(Sender,"TP")]) ([ADMIN_SM(Sender,"SM")]) ([admin_jump_link(Sender)]) ([ADMIN_BSA(Sender,"BSA")]) ([ADMIN_CENTCOM_REPLY(Sender,"RPLY")])):</span> [msg]"
 	for(var/client/X in GLOB.admins)
 		if(R_EVENT & X.holder.rights)
@@ -51,7 +51,7 @@
 				SEND_SOUND(X, sound('sound/effects/adminhelp.ogg'))
 
 /proc/Syndicate_announce(text, mob/Sender)
-	var/msg = sanitize(copytext(text, 1, MAX_MESSAGE_LEN))
+	var/msg = sanitize(copytext_char(text, 1, MAX_MESSAGE_LEN))
 	msg = "<span class='boldnotice'><font color='#DC143C'>SYNDICATE: </font>[key_name(Sender, 1)] ([ADMIN_PP(Sender,"PP")]) ([ADMIN_VV(Sender,"VV")]) ([ADMIN_TP(Sender,"TP")]) ([ADMIN_SM(Sender,"SM")]) ([admin_jump_link(Sender)]) ([ADMIN_BSA(Sender,"BSA")]) ([ADMIN_SYNDICATE_REPLY(Sender,"RPLY")]):</span> [msg]"
 	for(var/client/X in GLOB.admins)
 		if(check_rights(R_EVENT,0,X.mob))
@@ -79,7 +79,7 @@
 /proc/Nuke_request(text , mob/Sender)
 	var/nuke_code = get_nuke_code()
 	var/nuke_status = get_nuke_status()
-	var/msg = sanitize(copytext(text, 1, MAX_MESSAGE_LEN))
+	var/msg = sanitize(copytext_char(text, 1, MAX_MESSAGE_LEN))
 	msg = "<span class='adminnotice'><b><font color=orange>NUKE CODE REQUEST: </font>[key_name(Sender)] ([ADMIN_PP(Sender,"PP")]) ([ADMIN_VV(Sender,"VV")]) ([ADMIN_TP(Sender,"TP")]) ([ADMIN_SM(Sender,"SM")]) ([admin_jump_link(Sender)]) ([ADMIN_BSA(Sender,"BSA")]) ([ADMIN_CENTCOM_REPLY(Sender,"RPLY")]):</b> [msg]</span>"
 	for(var/client/X in GLOB.admins)
 		if(check_rights(R_EVENT,0,X.mob))
diff --git a/code/modules/admin/verbs/randomverbs.dm b/code/modules/admin/verbs/randomverbs.dm
index 2c9a54a2433..444213f9466 100644
--- a/code/modules/admin/verbs/randomverbs.dm
+++ b/code/modules/admin/verbs/randomverbs.dm
@@ -1003,9 +1003,9 @@ Traitors and the like can also be revived with the previous role mostly intact.
 		return
 
 	/* ======== SSD Section ========= */
-	var/msg = "<html><head><title>SSD & AFK Report</title></head><body>"
-	msg += "SSD Players:<BR><TABLE border='1'>"
-	msg += "<TR><TD><B>Key</B></TD><TD><B>Real Name</B></TD><TD><B>Job</B></TD><TD><B>Mins SSD</B></TD><TD><B>Special Role</B></TD><TD><B>Area</B></TD><TD><B>PPN</B></TD><TD><B>Cryo</B></TD></TR>"
+	var/msg = "<html><meta charset='utf-8'><head><title>SSD & AFK Report</title></head><body>"
+	msg += "SSD Players:<br><TABLE border='1'>"
+	msg += "<tr><td><b>Key</b></td><td><b>Real Name</b></td><td><b>Job</b></td><td><b>Mins SSD</b></td><td><b>Special Role</b></td><td><b>Area</b></td><td><b>PPN</b></td><td><b>Cryo</b></td></tr>"
 	var/mins_ssd
 	var/job_string
 	var/key_string
diff --git a/code/modules/admin/verbs/striketeam_syndicate.dm b/code/modules/admin/verbs/striketeam_syndicate.dm
index baad5ffdb5e..fbbd2fe6d98 100644
--- a/code/modules/admin/verbs/striketeam_syndicate.dm
+++ b/code/modules/admin/verbs/striketeam_syndicate.dm
@@ -23,7 +23,7 @@ GLOBAL_VAR_INIT(sent_syndicate_strike_team, 0)
 
 	var/input = null
 	while(!input)
-		input = sanitize(copytext(input(src, "Please specify which mission the syndicate strike team shall undertake.", "Specify Mission", ""),1,MAX_MESSAGE_LEN))
+		input = sanitize(copytext_char(input(src, "Please specify which mission the syndicate strike team shall undertake.", "Specify Mission", ""),1,MAX_MESSAGE_LEN))
 		if(!input)
 			if(alert("Error, no mission set. Do you want to exit the setup process?",,"Yes","No")=="Yes")
 				return
diff --git a/code/modules/arcade/prize_counter.dm b/code/modules/arcade/prize_counter.dm
index 2c0fa1945d2..5e34b1d59c7 100644
--- a/code/modules/arcade/prize_counter.dm
+++ b/code/modules/arcade/prize_counter.dm
@@ -72,7 +72,7 @@
 		return
 
 	var/dat = {"
-<html>
+<html><meta charset='utf-8'>
 	<head>
 		<title>Arcade Ticket Exchange</title>
 		<style type="text/css">
diff --git a/code/modules/atmospherics/machinery/other/area_atmos_computer.dm b/code/modules/atmospherics/machinery/other/area_atmos_computer.dm
index 97d4206e44d..92a7167e6c3 100644
--- a/code/modules/atmospherics/machinery/other/area_atmos_computer.dm
+++ b/code/modules/atmospherics/machinery/other/area_atmos_computer.dm
@@ -31,7 +31,7 @@
 		return
 	src.add_fingerprint(usr)
 	var/dat = {"
-	<html>
+	<html><meta charset='utf-8'>
 		<head>
 			<style type="text/css">
 				a.green:link
diff --git a/code/modules/client/preference/character.dm b/code/modules/client/preference/character.dm
index 2aebc2d715b..199fc48f33e 100644
--- a/code/modules/client/preference/character.dm
+++ b/code/modules/client/preference/character.dm
@@ -1654,21 +1654,21 @@
 	if(length(med_record) <= 40)
 		HTML += "[med_record]"
 	else
-		HTML += "[copytext(med_record, 1, 37)]..."
+		HTML += "[copytext_char(med_record, 1, 37)]..."
 
 	HTML += "<br><a href=\"byond://?_src_=prefs;preference=records;task=gen_record\">Employment Records</a><br>"
 
 	if(length(gen_record) <= 40)
 		HTML += "[gen_record]"
 	else
-		HTML += "[copytext(gen_record, 1, 37)]..."
+		HTML += "[copytext_char(gen_record, 1, 37)]..."
 
 	HTML += "<br><a href=\"byond://?_src_=prefs;preference=records;task=sec_record\">Security Records</a><br>"
 
 	if(length(sec_record) <= 40)
 		HTML += "[sec_record]<br>"
 	else
-		HTML += "[copytext(sec_record, 1, 37)]...<br>"
+		HTML += "[copytext_char(sec_record, 1, 37)]...<br>"
 
 	HTML += "<a href=\"byond://?_src_=prefs;preference=records;records=-1\">\[Done\]</a>"
 	HTML += "</center></tt>"
diff --git a/code/modules/library/book.dm b/code/modules/library/book.dm
index b53eec95631..7f257028052 100644
--- a/code/modules/library/book.dm
+++ b/code/modules/library/book.dm
@@ -159,7 +159,7 @@
   * buttons and then builds the rest of the UI based on what page the player is turned to.
   */
 /obj/item/book/proc/show_content(mob/user)
-	var/dat = ""
+	var/dat = "<meta charset='utf-8'>"
 	//First, we're going to choose/generate our header buttons for switching pages and store it in var/dat
 	var/header_left = "<div style='float:left; text-align:left; width:49.9%'></div>"
 	var/header_right = "<div style ='float;left; text-align:right; width:49.9%'></div>"
diff --git a/code/modules/mob/dead/observer/observer_say.dm b/code/modules/mob/dead/observer/observer_say.dm
index a9f4ccef6c2..2f3c2dc68d2 100644
--- a/code/modules/mob/dead/observer/observer_say.dm
+++ b/code/modules/mob/dead/observer/observer_say.dm
@@ -1,5 +1,5 @@
 /mob/dead/observer/say(message)
-	message = sanitize(copytext(message, 1, MAX_MESSAGE_LEN))
+	message = sanitize(copytext_char(message, 1, MAX_MESSAGE_LEN))
 
 	if(!message)
 		return
diff --git a/code/modules/mob/living/autohiss.dm b/code/modules/mob/living/autohiss.dm
index f6e8e266728..7879d0d6c32 100644
--- a/code/modules/mob/living/autohiss.dm
+++ b/code/modules/mob/living/autohiss.dm
@@ -76,11 +76,11 @@
 
 	. = list()
 
-	while(length(message))
+	while(length_char(message))
 		var/min_index = 10000 // if the message is longer than this, the autohiss is the least of your problems
 		var/min_char = null
 		for(var/char in map)
-			var/i = findtext(message, char)
+			var/i = findtext_char(message, char)
 			if(!i) // no more of this character anywhere in the string, don't even bother searching next time
 				map -= char
 			else if(i < min_index)
@@ -89,12 +89,12 @@
 		if(!min_char) // we didn't find any of the mapping characters
 			. += message
 			break
-		. += copytext(message, 1, min_index)
-		if(copytext(message, min_index, min_index + 1) == uppertext(min_char))
+		. += copytext_char(message, 1, min_index)
+		if(copytext_char(message, min_index, min_index + 1) == uppertext(min_char))
 			. += uppertext(pick(map[min_char]))
 		else
 			. += pick(map[min_char])
-		message = copytext(message, min_index + 1)
+		message = copytext_char(message, min_index + 1)
 
 	return jointext(., "")
 
diff --git a/code/modules/mob/living/living_say.dm b/code/modules/mob/living/living_say.dm
index 995b0b68fe3..56f4efbf770 100644
--- a/code/modules/mob/living/living_say.dm
+++ b/code/modules/mob/living/living_say.dm
@@ -130,9 +130,9 @@ GLOBAL_LIST_EMPTY(channel_to_radio_key)
 	//parse the radio code and consume it
 	if(message_mode)
 		if(message_mode == "headset")
-			message = copytext(message, 2)	//it would be really nice if the parse procs could do this for us.
+			message = copytext_char(message, 2)	//it would be really nice if the parse procs could do this for us.
 		else
-			message = copytext(message, 3)
+			message = copytext_char(message, 3)
 
 	message = trim_left(message)
 
diff --git a/code/modules/mob/living/silicon/!silicon_mob.dm b/code/modules/mob/living/silicon/!silicon_mob.dm
index 0fa13c99bfa..0287fa7065d 100644
--- a/code/modules/mob/living/silicon/!silicon_mob.dm
+++ b/code/modules/mob/living/silicon/!silicon_mob.dm
@@ -518,7 +518,7 @@
 /mob/living/silicon/proc/place_on_head(obj/item/item_to_add, mob/user)
 	if(flags_2 & HOLOGRAM_2)
 		return FALSE
-	
+
 	if(!item_to_add)
 		user.visible_message(
 			"<span class='notice'>[user] pats [src] on the head.</span>",
diff --git a/code/modules/mob/living/silicon/ai/!ai_mob.dm b/code/modules/mob/living/silicon/ai/!ai_mob.dm
index 5b1cae02d7d..9711290c71b 100644
--- a/code/modules/mob/living/silicon/ai/!ai_mob.dm
+++ b/code/modules/mob/living/silicon/ai/!ai_mob.dm
@@ -289,13 +289,13 @@ GLOBAL_LIST_INIT(ai_verbs_default, list(
 	status_tab_data = show_borg_info(status_tab_data)
 
 /mob/living/silicon/ai/proc/ai_alerts()
-	var/list/dat = list("<HEAD><TITLE>Current Station Alerts</TITLE><META HTTP-EQUIV='Refresh' CONTENT='10'></HEAD><BODY>\n")
-	dat += "<A HREF='?src=[UID()];mach_close=aialerts'>Close</A><BR><BR>"
+	var/list/dat = list("<meta charset='utf-8'><head><title>Current Station Alerts</title><meta http-equiv='Refresh' content='10'></head><body>\n")
+	dat += "<a href='?src=[UID()];mach_close=aialerts'>Close</a><br><br>"
 	var/list/list/temp_alarm_list = GLOB.alarm_manager.alarms.Copy()
 	for(var/cat in temp_alarm_list)
 		if(!(cat in alarms_listend_for))
 			continue
-		dat += "<B>[cat]</B><BR>\n"
+		dat += "<b>[cat]</b><br>\n"
 		var/list/list/L = temp_alarm_list[cat].Copy()
 		for(var/alarm in L)
 			var/list/list/alm = L[alarm].Copy()
@@ -307,22 +307,22 @@ GLOBAL_LIST_INIT(ai_verbs_default, list(
 				if(A && A.z != z)
 					L -= alarm
 					continue
-				dat += "<NOBR>"
+				dat += "<nobr>"
 				if(C && islist(C))
 					var/dat2 = ""
 					for(var/cam in C)
 						var/obj/machinery/camera/I = locateUID(cam)
 						if(!QDELETED(I))
-							dat2 += "[(dat2 == "") ? "" : " | "]<A HREF=?src=[UID()];switchcamera=[cam]>[I.c_tag]</A>"
+							dat2 += "[(dat2 == "") ? "" : " | "]<a href=?src=[UID()];switchcamera=[cam]>[I.c_tag]</A>"
 					dat += "-- [area_name] ([(dat2 != "") ? dat2 : "No Camera"])"
 				else
 					dat += "-- [area_name] (No Camera)"
 				if(sources.len > 1)
 					dat += "- [length(sources)] sources"
-				dat += "</NOBR><BR>\n"
+				dat += "</nobr><br>\n"
 		if(!L.len)
-			dat += "-- All Systems Nominal<BR>\n"
-		dat += "<BR>\n"
+			dat += "-- All Systems Nominal<br>\n"
+		dat += "<br>\n"
 
 	viewalerts = TRUE
 	var/dat_text = dat.Join("")
diff --git a/code/modules/mob/living/silicon/pai/recruit.dm b/code/modules/mob/living/silicon/pai/recruit.dm
index 84a60b76c75..995ac5c9e0a 100644
--- a/code/modules/mob/living/silicon/pai/recruit.dm
+++ b/code/modules/mob/living/silicon/pai/recruit.dm
@@ -99,13 +99,13 @@ GLOBAL_DATUM_INIT(paiController, /datum/paiController, new) // Global handler fo
 				candidate.reload_save(usr)
 				//In case people have saved unsanitized stuff.
 				if(candidate.pai_name)
-					candidate.pai_name = sanitize(copytext(candidate.pai_name, 1, MAX_NAME_LEN))
+					candidate.pai_name = sanitize(copytext_char(candidate.pai_name, 1, MAX_NAME_LEN))
 				if(candidate.description)
-					candidate.description = sanitize(copytext(candidate.description, 1, MAX_MESSAGE_LEN))
+					candidate.description = sanitize(copytext_char(candidate.description, 1, MAX_MESSAGE_LEN))
 				if(candidate.role)
-					candidate.role = sanitize(copytext(candidate.role, 1, MAX_MESSAGE_LEN))
+					candidate.role = sanitize(copytext_char(candidate.role, 1, MAX_MESSAGE_LEN))
 				if(candidate.ooc_comments)
-					candidate.ooc_comments = sanitize(copytext(candidate.ooc_comments, 1, MAX_MESSAGE_LEN))
+					candidate.ooc_comments = sanitize(copytext_char(candidate.ooc_comments, 1, MAX_MESSAGE_LEN))
 
 			if("submit")
 				if(candidate)
@@ -250,7 +250,7 @@ GLOBAL_DATUM_INIT(paiController, /datum/paiController, new) // Global handler fo
 
 	dat += {"
 		<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.01 Transitional//EN\" \"http://www.w3.org/TR/html4/loose.dtd\">
-		<html>
+		<html><meta charset='utf-8'>
 			<head>
 				<style>
 					body {
diff --git a/code/modules/mob/mob.dm b/code/modules/mob/mob.dm
index ea46858f46e..bccd1463282 100644
--- a/code/modules/mob/mob.dm
+++ b/code/modules/mob/mob.dm
@@ -930,7 +930,7 @@ GLOBAL_LIST_INIT(slot_equipment_priority, list( \
 			usr << browse(null,"window=mob\ref[src]")
 
 	if(href_list["flavor_more"])
-		usr << browse(text("<HTML><HEAD><TITLE>[]</TITLE></HEAD><BODY><TT>[]</TT></BODY></HTML>", name, replacetext(flavor_text, "\n", "<BR>")), "window=[name];size=500x200")
+		usr << browse(text("<html><meta charset='utf-8'><head><title>[]</title></head><body><tt>[]</tt></body></html>", name, replacetext(flavor_text, "\n", "<br>")), "window=[name];size=500x200")
 		onclose(usr, "[name]")
 	if(href_list["flavor_change"])
 		update_flavor_text()
diff --git a/code/modules/mob/mob_misc_procs.dm b/code/modules/mob/mob_misc_procs.dm
index 6030bf2004a..05f9705640f 100644
--- a/code/modules/mob/mob_misc_procs.dm
+++ b/code/modules/mob/mob_misc_procs.dm
@@ -235,12 +235,12 @@
 			return n
 	var/te = n
 	var/t = ""
-	n = length(n)
+	n = length_char(n)
 	var/p = null
 	p = 1
 	while(p <= n)
-		if((copytext(te, p, p + 1) == " " || prob(pr)))
-			t = "[t][copytext(te, p, p + 1)]"
+		if((copytext_char(te, p, p + 1) == " " || prob(pr)))
+			t = "[t][copytext_char(te, p, p + 1)]"
 		else
 			t = "[t]*"
 		p++
@@ -252,12 +252,12 @@
 
 /proc/slur(phrase, list/slurletters = ("'"))//use a different list as an input if you want to make robots slur with $#@%! characters
 	phrase = html_decode(phrase)
-	var/leng=length(phrase)
-	var/counter=length(phrase)
-	var/newphrase=""
-	var/newletter=""
-	while(counter>=1)
-		newletter=copytext(phrase,(leng-counter)+1,(leng-counter)+2)
+	var/leng = length_char(phrase)
+	var/counter = length_char(phrase)
+	var/newphrase = ""
+	var/newletter = ""
+	while(counter >= 1)
+		newletter=copytext_char(phrase, (leng - counter) + 1, (leng - counter) + 2)
 		if(rand(1,3)==3)
 			if(lowertext(newletter)=="o")	newletter="u"
 			if(lowertext(newletter)=="s")	newletter="ch"
@@ -276,12 +276,12 @@
 /proc/stutter(n)
 	var/te = html_decode(n)
 	var/t = "" //placed before the message. Not really sure what it's for.
-	n = length(n) //length of the entire word
+	n = length_char(n) //length of the entire word
 	var/p = null
 	p = 1 //1 is the start of any word
 	while(p <= n) //while P, which starts at 1 is less or equal to N which is the length.
-		var/n_letter = copytext(te, p, p + 1)//copies text from a certain distance. In this case, only one letter at a time.
-		if(prob(80) && (ckey(n_letter) in list("b","c","d","f","g","h","j","k","l","m","n","p","q","r","s","t","v","w","x","y","z")))
+		var/n_letter = copytext_char(te, p, p + 1)//copies text from a certain distance. In this case, only one letter at a time.
+		if(prob(80) && (lowertext(n_letter) in list("b","c","d","f","g","h","j","k","l","m","n","p","q","r","s","t","v","w","x","y","z")))
 			if(prob(5))
 				n_letter = text("[n_letter]-[n_letter]-[n_letter]") //replaces the current letter with this instead.
 			else
@@ -291,18 +291,18 @@
 					n_letter = text("[n_letter]-[n_letter]")
 		t = text("[t][n_letter]") //since the above is ran through for each letter, the text just adds up back to the original word.
 		p++ //for each letter p is increased to find where the next letter will be.
-	return sanitize(copytext(t,1,MAX_MESSAGE_LEN))
+	return sanitize(copytext_char(t, 1, MAX_MESSAGE_LEN))
 
 /proc/robostutter(n) //for robutts
 	var/te = html_decode(n)
 	var/t = ""//placed before the message. Not really sure what it's for.
-	n = length(n)//length of the entire word
+	n = length_char(n)//length of the entire word
 	var/p = null
 	p = 1//1 is the start of any word
 	while(p <= n)//while P, which starts at 1 is less or equal to N which is the length.
 		var/robotletter = pick("@", "!", "#", "$", "%", "&", "?") //for beep boop
-		var/n_letter = copytext(te, p, p + 1)//copies text from a certain distance. In this case, only one letter at a time.
-		if(prob(80) && (ckey(n_letter) in list("b","c","d","f","g","h","j","k","l","m","n","p","q","r","s","t","v","w","x","y","z")))
+		var/n_letter = copytext_char(te, p, p + 1)//copies text from a certain distance. In this case, only one letter at a time.
+		if(prob(80) && (lowertext(n_letter) in list("b","c","d","f","g","h","j","k","l","m","n","p","q","r","s","t","v","w","x","y","z")))
 			if(prob(10))
 				n_letter = text("[n_letter]-[robotletter]-[n_letter]-[n_letter]")//replaces the current letter with this instead.
 			else
@@ -315,15 +315,15 @@
 						n_letter = text("[n_letter]-[n_letter]")
 		t = text("[t][n_letter]")//since the above is ran through for each letter, the text just adds up back to the original word.
 		p++//for each letter p is increased to find where the next letter will be.
-	return sanitize(copytext(t,1,MAX_MESSAGE_LEN))
+	return sanitize(copytext_char(t, 1, MAX_MESSAGE_LEN))
 
 
 /proc/Gibberish(t, p, replace_rate = 50)//t is the inputted message, and any value higher than 70 for p will cause letters to be replaced instead of added. replace_rate is the chance a letter is corrupted.
 	/* Turn text into complete gibberish! */
 	var/returntext = ""
-	for(var/i = 1, i <= length(t), i++)
+	for(var/i = 1, i <= length_char(t), i++)
 
-		var/letter = copytext(t, i, i+1)
+		var/letter = copytext_char(t, i, i + 1)
 		if(prob(replace_rate))
 			if(p >= 70)
 				letter = ""
@@ -342,12 +342,12 @@
 
 /proc/muffledspeech(phrase)
 	phrase = html_decode(phrase)
-	var/leng=length(phrase)
-	var/counter=length(phrase)
-	var/newphrase=""
-	var/newletter=""
-	while(counter>=1)
-		newletter=copytext(phrase,(leng-counter)+1,(leng-counter)+2)
+	var/leng = length_char(phrase)
+	var/counter = length_char(phrase)
+	var/newphrase = ""
+	var/newletter = ""
+	while(counter >= 1)
+		newletter=copytext_char(phrase, (leng - counter) + 1, (leng - counter) + 2)
 		if(newletter in list(" ", "!", "?", ".", ","))
 			// Skip these
 			counter -= 1
@@ -685,12 +685,12 @@
 
 /proc/cultslur(n) // Inflicted on victims of a stun talisman
 	var/phrase = html_decode(n)
-	var/leng = length(phrase)
-	var/counter=length(phrase)
+	var/leng = length_char(phrase)
+	var/counter = length_char(phrase)
 	var/newphrase=""
 	var/newletter=""
 	while(counter>=1)
-		newletter=copytext(phrase,(leng-counter)+1,(leng-counter)+2)
+		newletter=copytext_char(phrase, (leng - counter) + 1, (leng - counter) + 2)
 		if(rand(1,2)==2)
 			if(lowertext(newletter)=="o")
 				newletter="u"
diff --git a/code/modules/mob/mob_say_base.dm b/code/modules/mob/mob_say_base.dm
index c570e26a116..862fa495b39 100644
--- a/code/modules/mob/mob_say_base.dm
+++ b/code/modules/mob/mob_say_base.dm
@@ -143,7 +143,7 @@
 		return standard_mode
 
 	if(length(message) >= 2)
-		var/channel_prefix = copytext(message, 1 ,3)
+		var/channel_prefix = copytext_char(message, 1, 3)
 		return GLOB.department_radio_keys[channel_prefix]
 
 	return null
diff --git a/code/modules/mob/new_player/!new_player.dm b/code/modules/mob/new_player/!new_player.dm
index 0636d5d3690..05fe123b48d 100644
--- a/code/modules/mob/new_player/!new_player.dm
+++ b/code/modules/mob/new_player/!new_player.dm
@@ -439,7 +439,7 @@
 	var/mins = (mills % 36000) / 600
 	var/hours = mills / 36000
 
-	var/dat = "<html><body><center>"
+	var/dat = "<html><meta charset='utf-8'><body><center>"
 	dat += "Round Duration: [round(hours)]h [round(mins)]m<br>"
 	dat += "<b>The station alert level is: [SSsecurity_level.get_colored_current_security_level_name()]</b><br>"
 
diff --git a/code/modules/newscaster/obj/newspaper.dm b/code/modules/newscaster/obj/newspaper.dm
index 5ae3e4769a5..2576e2060df 100644
--- a/code/modules/newscaster/obj/newspaper.dm
+++ b/code/modules/newscaster/obj/newspaper.dm
@@ -43,7 +43,7 @@
 		return
 	if(ishuman(user))
 		var/mob/living/carbon/human/human_user = user
-		var/dat
+		var/dat = {"<meta charset="UTF-8">"}
 		pages = 0
 		switch(screen)
 			if(SCREEN_COVER) //Cover
diff --git a/code/modules/paperwork/folders.dm b/code/modules/paperwork/folders.dm
index 68b1b7eab59..f09a8253bcb 100644
--- a/code/modules/paperwork/folders.dm
+++ b/code/modules/paperwork/folders.dm
@@ -46,10 +46,10 @@
 		return ..()
 
 /obj/item/folder/attack_self(mob/user as mob)
-	var/dat = "<title>[name]</title>"
+	var/dat = {"<meta charset="UTF-8"><title>[name]</title>"}
 
 	for(var/obj/item/paper/P in src)
-		dat += "<A href='?src=[UID()];remove=\ref[P]'>Remove</A> - <A href='?src=[UID()];read=\ref[P]'>[P.name]</A><BR>"
+		dat += "<a href='?src=[UID()];remove=\ref[P]'>Remove</a> - <a href='?src=[UID()];read=\ref[P]'>[P.name]</a><br>"
 	for(var/obj/item/photo/Ph in src)
 		dat += "<A href='?src=[UID()];remove=\ref[Ph]'>Remove</A> - <A href='?src=[UID()];look=\ref[Ph]'>[Ph.name]</A><BR>"
 	for(var/obj/item/paper_bundle/Pa in src)
diff --git a/code/modules/paperwork/paper.dm b/code/modules/paperwork/paper.dm
index 6a6a80bd78f..353f9a2d7cb 100644
--- a/code/modules/paperwork/paper.dm
+++ b/code/modules/paperwork/paper.dm
@@ -288,7 +288,7 @@
 
 
 /obj/item/paper/proc/openhelp(mob/user as mob)
-	user << browse({"<HTML><HEAD><TITLE>Pen Help</TITLE></HEAD>
+	user << browse({"<html><meta charset='utf-8'><head><title>Pen Help</title></head>
 	<BODY>
 		<b><center>Crayon&Pen commands</center></b><br>
 		<br>
diff --git a/code/modules/paperwork/paper_bundle.dm b/code/modules/paperwork/paper_bundle.dm
index 2d71021912a..f23626c0e75 100644
--- a/code/modules/paperwork/paper_bundle.dm
+++ b/code/modules/paperwork/paper_bundle.dm
@@ -105,7 +105,7 @@
 		. += "<span class='notice'>It is too far away.</span>"
 
 /obj/item/paper_bundle/proc/show_content(mob/user as mob)
-	var/dat
+	var/dat = {"<meta charset="UTF-8">"}
 	var/obj/item/W = src[page]
 	switch(screen)
 		if(0)
@@ -127,7 +127,7 @@
 	else if(istype(src[page], /obj/item/photo))
 		var/obj/item/photo/P = W
 		usr << browse_rsc(P.img, "tmp_photo.png")
-		usr << browse(dat + "<html><head><title>[P.name]</title></head>" \
+		usr << browse(dat + "<html><meta charset='utf-8'><head><title>[P.name]</title></head>" \
 		+ "<body style='overflow:hidden'>" \
 		+ "<div> <img src='tmp_photo.png' width = '180'" \
 		+ "[P.scribble ? "<div><br> Written on the back:<br><i>[P.scribble]</i>" : ""]"\
diff --git a/code/modules/paperwork/photography.dm b/code/modules/paperwork/photography.dm
index 0e83962a8c8..6e89173910e 100644
--- a/code/modules/paperwork/photography.dm
+++ b/code/modules/paperwork/photography.dm
@@ -106,7 +106,7 @@
 			colormatrix[7], colormatrix[8], colormatrix[9],
 		)
 	usr << browse_rsc(img_shown, "tmp_photo.png")
-	usr << browse("<html><head><title>[name]</title></head>" \
+	usr << browse("<html><meta charset='utf-8'><head><title>[name]</title></head>" \
 		+ "<body style='overflow:hidden;margin:0;text-align:center'>" \
 		+ "<img src='tmp_photo.png' width='[64*photo_size]' style='-ms-interpolation-mode:nearest-neighbor' />" \
 		+ "[scribble ? "<br>Written on the back:<br><i>[scribble]</i>" : ""]"\
diff --git a/code/modules/pda/PDA.dm b/code/modules/pda/PDA.dm
index 38022d19e7b..294cfabd43e 100644
--- a/code/modules/pda/PDA.dm
+++ b/code/modules/pda/PDA.dm
@@ -395,7 +395,6 @@ GLOBAL_LIST_EMPTY(PDAs)
 		to_chat(user, "The PDA softly beeps.")
 		close(user)
 		return TRUE
-
 	ttone = new_tone
 	return TRUE
 
diff --git a/code/modules/pda/ai_pda.dm b/code/modules/pda/ai_pda.dm
index 20df84271fa..d23a9b1e7c5 100644
--- a/code/modules/pda/ai_pda.dm
+++ b/code/modules/pda/ai_pda.dm
@@ -39,7 +39,7 @@
 	var/datum/data/pda/app/messenger/M = find_program(/datum/data/pda/app/messenger)
 	if(!M)
 		to_chat(usr, "<span class='warning'>Cannot use messenger!</span>")
-	var/HTML = "<html><head><title>AI PDA Message Log</title></head><body>"
+	var/HTML = "<html><meta charset='utf-8'><head><title>AI PDA Message Log</title></head><body>"
 	for(var/index in M.tnote)
 		if(index["sent"])
 			HTML += addtext("<i><b>&rarr; To <a href='byond://?src=[UID()];choice=Message;target=",index["src"],"'>", index["owner"],"</a>:</b></i><br>", index["message"], "<br>")
diff --git a/code/modules/research/server.dm b/code/modules/research/server.dm
index ed7c1183295..15391b2c712 100644
--- a/code/modules/research/server.dm
+++ b/code/modules/research/server.dm
@@ -347,9 +347,9 @@
 			dat += "[temp_server.name] Server to Server Transfer<BR><BR>"
 			dat += "Send Data to what server?<BR>"
 			for(var/obj/machinery/r_n_d/server/S in servers)
-				dat += "[S.name] <A href='?src=[UID()];send_to=[S.server_id]'> (Transfer)</A><BR>"
-			dat += "<HR><A href='?src=[UID()];main=1'>Main Menu</A>"
-	user << browse("<TITLE>R&D Server Control</TITLE><HR>[dat]", "window=server_control;size=575x400")
+				dat += "[S.name] <a href='?src=[UID()];send_to=[S.server_id]'> (Transfer)</a><br>"
+			dat += "<hr><a href='?src=[UID()];main=1'>Main Menu</a>"
+	user << browse("<title>R&D Server Control</title><hr><meta charset='UTF-8'>[dat]", "window=server_control;size=575x400")
 	onclose(user, "server_control")
 	return
 
diff --git a/code/modules/supply/supply_console.dm b/code/modules/supply/supply_console.dm
index 74a01c92402..79da96b272c 100644
--- a/code/modules/supply/supply_console.dm
+++ b/code/modules/supply/supply_console.dm
@@ -268,7 +268,7 @@
 			if(world.time > timeout || !reason || (!is_public && !is_authorized(user)) || ..())
 				// Cancel if they take too long, they dont give a reason, they aint authed, or if they walked away
 				return
-			reason = sanitize(copytext(reason, 1, 75)) // very long reasons are bad
+			reason = sanitize(copytext_char(reason, 1, 75)) // very long reasons are bad
 
 			//===orderee identification information===
 			var/idname = "*None Provided*"
diff --git a/code/modules/telesci/gps.dm b/code/modules/telesci/gps.dm
index f8fc7b73b99..d12fb7780f6 100644
--- a/code/modules/telesci/gps.dm
+++ b/code/modules/telesci/gps.dm
@@ -137,7 +137,7 @@ GLOBAL_LIST_EMPTY(GPS_list)
 	switch(action)
 		if("tag")
 			var/newtag = params["newtag"] || ""
-			newtag = uppertext(paranoid_sanitize(copytext(newtag, 1, 5)))
+			newtag = uppertext(paranoid_sanitize(copytext_char(newtag, 1, 5)))
 			if(!length(newtag) || gpstag == newtag)
 				return
 			gpstag = newtag