some hints

code/game/machinery/ai_slipper.dm

@@ -13,6 +13,16 @@
 	var/cooldown_time = 100
 	req_access = list(ACCESS_AI_UPLOAD)
 
+/obj/machinery/ai_slipper/Initialize(mapload)
+	. = ..()
+	register_context()
+
+/obj/machinery/ai_slipper/add_context(atom/source, list/context, obj/item/held_item, mob/living/user)
+	. = ..()
+	if(issilicon(user))
+		LAZYSET(context[SCREENTIP_CONTEXT_LMB], INTENT_ANY, "Dispense foam")
+		return CONTEXTUAL_SCREENTIP_SET
+
 /obj/machinery/ai_slipper/examine(mob/user)
 	. = ..()
 	. += "<span class='notice'>It has <b>[uses]</b> uses of foam remaining.</span>"

code/game/machinery/doors/airlock.dm

@@ -700,6 +700,14 @@
 /obj/machinery/door/airlock/add_context(atom/source, list/context, obj/item/held_item, mob/living/user)
 	. = ..()
 
+	if(hasSiliconAccessInArea(user))
+		LAZYSET(context[SCREENTIP_CONTEXT_LMB], INTENT_ANY, "Open interface")
+		LAZYSET(context[SCREENTIP_CONTEXT_SHIFT_LMB], INTENT_ANY, density ? "Open" : "Close")
+		LAZYSET(context[SCREENTIP_CONTEXT_CTRL_LMB], INTENT_ANY, locked ? "Unbolt" : "Bolt")
+		LAZYSET(context[SCREENTIP_CONTEXT_ALT_LMB], INTENT_ANY, secondsElectrified ? "Un-electrify" : "Electrify")
+		LAZYSET(context[SCREENTIP_CONTEXT_CTRL_SHIFT_LMB], INTENT_ANY, emergency ? "Disable emergency access" : "Enable emergency access")
+		. = CONTEXTUAL_SCREENTIP_SET
+
 	if(istype(held_item, /obj/item/stack/sheet/plasteel))
 		LAZYSET(context[SCREENTIP_CONTEXT_LMB], INTENT_ANY, "Reinforce")
 		return CONTEXTUAL_SCREENTIP_SET
@@ -720,12 +728,12 @@
 
 			return CONTEXTUAL_SCREENTIP_SET
 		if (TOOL_WELDER)
-			LAZYSET(context[SCREENTIP_CONTEXT_RMB], INTENT_ANY, "Weld shut")
+			LAZYSET(context[SCREENTIP_CONTEXT_LMB], INTENT_HARM, "Weld shut")
 
 			if (panel_open)
 				switch (security_level)
 					if (AIRLOCK_SECURITY_METAL, AIRLOCK_SECURITY_PLASTEEL_I, AIRLOCK_SECURITY_PLASTEEL_O)
-						LAZYSET(context[SCREENTIP_CONTEXT_LMB], INTENT_ANY, "Cut shielding")
+						LAZYSET(context[SCREENTIP_CONTEXT_LMB], INTENT_HARM, "Cut shielding")
 						return CONTEXTUAL_SCREENTIP_SET
 
 			LAZYSET(context[SCREENTIP_CONTEXT_LMB], INTENT_ANY, "Repair")

code/game/machinery/hologram.dm

@@ -80,6 +80,19 @@ Possible to do for anyone motivated enough:
 	/// If we are currently calling another holopad
 	var/calling = FALSE
 
+/obj/machinery/holopad/Initialize(mapload)
+	. = ..()
+	register_context()
+
+/obj/machinery/holopad/add_context(atom/source, list/context, obj/item/held_item, mob/living/user)
+	. = ..()
+	if(isAI(user) && on_network)
+		LAZYSET(context[SCREENTIP_CONTEXT_LMB], INTENT_ANY, "Project yourself")
+		if(LAZYLEN(masters) && masters[user])
+			LAZYSET(context[SCREENTIP_CONTEXT_LMB], INTENT_ANY, "Stop projecting")
+			LAZYSET(context[SCREENTIP_CONTEXT_CTRL_LMB], INTENT_ANY, "Stop projecting")
+		return CONTEXTUAL_SCREENTIP_SET
+
 /obj/machinery/holopad/secure
 	name = "secure holopad"
 	desc = "It's a floor-mounted device for projecting holographic images. This one will refuse to auto-connect incoming calls."

code/game/machinery/pipe/construction.dm

@@ -52,8 +52,15 @@ Buildable meters
 	update()
 	pixel_x += rand(-5, 5)
 	pixel_y += rand(-5, 5)
+	register_context()
 	return ..()
 
+/obj/item/pipe/add_context(atom/source, list/context, obj/item/held_item, mob/living/user)
+	. = ..()
+	if(held_item?.tool_behaviour == TOOL_WRENCH)
+		LAZYSET(context[SCREENTIP_CONTEXT_LMB], INTENT_ANY, "Fasten")
+		return CONTEXTUAL_SCREENTIP_SET
+
 /obj/item/pipe/proc/make_from_existing(obj/machinery/atmospherics/make_from)
 	setDir(make_from.dir)
 	pipename = make_from.name

code/game/machinery/porta_turret/portable_turret.dm

@@ -930,6 +930,14 @@ DEFINE_BITFIELD(turret_flags, list(
 		pixel_x = (dir & 3)? 0 : (dir == 4 ? -24 : 24)
 		pixel_y = (dir & 3)? (dir ==1 ? -24 : 24) : 0
 	power_change() //Checks power and initial settings
+	register_context()
+
+/obj/machinery/turretid/add_context(atom/source, list/context, obj/item/held_item, mob/living/user)
+	. = ..()
+	if(issilicon(user) && !(stat & BROKEN))
+		LAZYSET(context[SCREENTIP_CONTEXT_CTRL_LMB], INTENT_ANY, enabled ? "Disable" : "Enable")
+		LAZYSET(context[SCREENTIP_CONTEXT_ALT_LMB], INTENT_ANY, lethal ? "Set to stun" : "Set to kill")
+		return CONTEXTUAL_SCREENTIP_SET
 
 /obj/machinery/turretid/Destroy()
 	turrets.Cut()

code/game/machinery/status_display.dm

@@ -299,6 +299,12 @@
 /obj/machinery/status_display/Initialize(mapload, ndir, building)
 	. = ..()
 	update_appearance()
+	register_context()
+
+/obj/machinery/status_display/add_context(atom/source, list/context, obj/item/held_item, mob/living/user)
+	. = ..()
+	if(isAI(user))
+		LAZYSET(context[SCREENTIP_CONTEXT_CTRL_LMB], INTENT_ANY, "Start streaming") // funny
 
 /obj/machinery/status_display/evac/Initialize(mapload)
 	. = ..()