diff --git a/tgui/packages/tgui/interfaces/NtslEditor.js b/tgui/packages/tgui/interfaces/NtslEditor.js
index c4847a61a418..7e38752075ba 100644
--- a/tgui/packages/tgui/interfaces/NtslEditor.js
+++ b/tgui/packages/tgui/interfaces/NtslEditor.js
@@ -2,6 +2,57 @@ import { useBackend, useLocalState } from '../backend';
 import { Box, Button, Divider, Input, Tabs, TextArea, Section, Stack } from '../components';
 import { Window } from '../layouts';
 
+// NTSLTextArea component start
+// This is literally just TextArea but without ENTER updating anything, for NTSL
+import { toInputValue } from '../components/Input';
+import { KEY_ESCAPE, KEY_TAB } from 'common/keycodes';
+
+class NTSLTextArea extends TextArea {
+  constructor(props) {
+    super(props);
+    const { dontUseTabForIndent = false } = props;
+    this.handleKeyDown = (e) => {
+      const { editing } = this.state;
+      const { onChange, onInput, onEnter, onKey } = this.props;
+      if (e.keyCode === KEY_ESCAPE) {
+        if (this.props.onEscape) {
+          this.props.onEscape(e);
+        }
+        this.setEditing(false);
+        if (this.props.selfClear) {
+          e.target.value = '';
+        } else {
+          e.target.value = toInputValue(this.props.value);
+          e.target.blur();
+        }
+        return;
+      }
+      if (!editing) {
+        this.setEditing(true);
+      }
+      // Custom key handler
+      if (onKey) {
+        onKey(e, e.target.value);
+      }
+      if (!dontUseTabForIndent) {
+        const keyCode = e.keyCode || e.which;
+        if (keyCode === KEY_TAB) {
+          e.preventDefault();
+          const { value, selectionStart, selectionEnd } = e.target;
+          e.target.value =
+            value.substring(0, selectionStart) +
+            '\t' +
+            value.substring(selectionEnd);
+          e.target.selectionEnd = selectionStart + 1;
+          if (onInput) {
+            onInput(e, e.target.value);
+          }
+        }
+      }
+    };
+  }
+}
+// NTSLTextArea component end
 
 export const NtslEditor = (props, context) => {
   // Make sure we don't start larger than 50%/80% of screen width/height.
@@ -34,7 +85,7 @@ const ScriptEditor = (props, context) => {
   return (
     <Box width="100%" height="100%">
       {user_name ?
-        <TextArea
+        <NTSLTextArea
           noborder
           scrollbar
           value={stored_code}
diff --git a/yogstation/code/modules/scripting/Implementations/logic.dm b/yogstation/code/modules/scripting/Implementations/logic.dm
index 402e24a3b3d2..eaea6f91b3e0 100644
--- a/yogstation/code/modules/scripting/Implementations/logic.dm
+++ b/yogstation/code/modules/scripting/Implementations/logic.dm
@@ -29,10 +29,10 @@
 	name = "find"
 
 /datum/n_function/default/find/execute(this_obj, list/params)
-	var/haystack = params.len >= 1 ? params[1] : null
-	var/needle = params.len >= 2 ? params[2] : null
-	var/start  = params.len >= 3 ? params[3] : 1
-	var/end  = params.len >= 4 ? params[4] : 0
+	var/haystack = length(params) >= 1 ? params[1] : null
+	var/needle = length(params) >= 2 ? params[2] : null
+	var/start  = length(params) >= 3 ? params[3] : 1
+	var/end  = length(params) >= 4 ? params[4] : 0
 	if(!haystack || !needle)
 		return
 	if(IS_OBJECT(haystack))
@@ -50,9 +50,9 @@
 	name = "substr"
 
 /datum/n_function/default/substr/execute(this_obj, list/params)
-	var/string = params.len >= 1 ? params[1] : null
-	var/start = params.len >= 2 ? params[2] :  1
-	var/end = params.len >= 3 ? params[3] :  0
+	var/string = length(params) >= 1 ? params[1] : null
+	var/start = length(params) >= 2 ? params[2] :  1
+	var/end = length(params) >= 3 ? params[3] :  0
 	if(istext(string) && isnum(start) && isnum(end))
 		if(start > 0)
 			return copytext(string, start, end)
@@ -62,7 +62,7 @@
 	name = "length"
 
 /datum/n_function/default/length/execute(this_obj, list/params)
-	var/container = params.len >= 1 ? params[1] : null
+	var/container = length(params) >= 1 ? params[1] : null
 	if(container)
 		if(istype(container, /list) || istext(container))
 			return length(container)
@@ -73,7 +73,7 @@
 	name = "lower"
 
 /datum/n_function/default/lower/execute(this_obj, list/params)
-	var/string = params.len >= 1 ? params[1] : null
+	var/string = length(params) >= 1 ? params[1] : null
 	if(istext(string))
 		return lowertext(string)
 
@@ -82,7 +82,7 @@
 	name = "upper"
 
 /datum/n_function/default/upper/execute(this_obj, list/params)
-	var/string = params.len >= 1 ? params[1] : null
+	var/string = length(params) >= 1 ? params[1] : null
 	if(istext(string))
 		return uppertext(string)
 
@@ -91,8 +91,8 @@
 	name = "explode"
 
 /datum/n_function/default/explode/execute(this_obj, list/params)
-	var/string = params.len >= 1 ? params[1] : null
-	var/separator  = params.len >= 2 ? params[2] :  ""
+	var/string = length(params) >= 1 ? params[1] : null
+	var/separator  = length(params) >= 2 ? params[2] :  ""
 	if(istext(string) && (istext(separator) || isnull(separator)))
 		return splittext(string, separator)
 
@@ -111,8 +111,8 @@
 	name = "repeat"
 
 /datum/n_function/default/repeat/execute(this_obj, list/params)
-	var/string = params.len >= 1 ? params[1] : null
-	var/amount = params.len >= 2 ? params[2] : null
+	var/string = length(params) >= 1 ? params[1] : null
+	var/amount = length(params) >= 2 ? params[2] : null
 	if(istext(string) && isnum(amount))
 		var/i
 		var/newstring = ""
@@ -130,7 +130,7 @@
 	name = "reverse"
 
 /datum/n_function/default/reverse/execute(this_obj, list/params)
-	var/string = params.len >= 1 ? params[1] : null
+	var/string = length(params) >= 1 ? params[1] : null
 	if(istext(string))
 		var/newstring = ""
 		var/i
@@ -146,7 +146,7 @@
 	name = "tonum"
 
 /datum/n_function/default/tonum/execute(this_obj, list/params)
-	var/string = params.len >= 1 ? params[1] : null
+	var/string = length(params) >= 1 ? params[1] : null
 	if(istext(string))
 		return text2num(string)
 
@@ -154,7 +154,7 @@
 	name = "proper"
 
 /datum/n_function/default/proper/execute(this_obj, list/params)
-	var/string = params.len >= 1 ? params[1] : null
+	var/string = length(params) >= 1 ? params[1] : null
 	if(!istext(string))
 		return ""
 
@@ -170,7 +170,7 @@
 	name = "max"
 
 /datum/n_function/default/max/execute(this_obj, list/params)
-	if(!params.len)
+	if(!length(params))
 		return FALSE
 
 	var/max = params[1]
@@ -185,7 +185,7 @@
 	name = "min"
 
 /datum/n_function/default/min/execute(this_obj, list/params)
-	if(!params.len)
+	if(!length(params))
 		return FALSE
 
 	var/min = params[1]
@@ -199,22 +199,22 @@
 	name = "prob"
 
 /datum/n_function/default/prob/execute(this_obj, list/params)
-	var/chance = params.len >= 1 ? params[1] : null
+	var/chance = length(params) >= 1 ? params[1] : null
 	return prob(chance)
 
 /datum/n_function/default/randseed
 	name = "randseed"
 
 /datum/n_function/default/randseed/execute(this_obj, list/params)
-	//var/seed = params.len >= 1 ? params[1] : null
+	//var/seed = length(params) >= 1 ? params[1] : null
 	//rand_seed(seed)
 
 /datum/n_function/default/rand
 	name = "rand"
 
 /datum/n_function/default/rand/execute(this_obj, list/params)
-	var/low = params.len >= 1 ? params[1] : null
-	var/high = params.len >= 2 ? params[2] : null
+	var/low = length(params) >= 1 ? params[1] : null
+	var/high = length(params) >= 2 ? params[2] : null
 	if(isnull(low) && isnull(high))
 		return rand()
 
@@ -225,7 +225,7 @@
 	name = "tostring"
 
 /datum/n_function/default/tostring/execute(this_obj, list/params)
-	var/num = params.len >= 1 ? params[1] : null
+	var/num = length(params) >= 1 ? params[1] : null
 	if(isnum(num))
 		return num2text(num)
 
@@ -234,7 +234,7 @@
 	name = "sqrt"
 
 /datum/n_function/default/sqrt/execute(this_obj, list/params)
-	var/num = params.len >= 1 ? params[1] : null
+	var/num = length(params) >= 1 ? params[1] : null
 	if(isnum(num))
 		return sqrt(num)
 
@@ -243,7 +243,7 @@
 	name = "abs"
 
 /datum/n_function/default/abs/execute(this_obj, list/params)
-	var/num = params.len >= 1 ? params[1] : null
+	var/num = length(params) >= 1 ? params[1] : null
 	if(isnum(num))
 		return abs(num)
 
@@ -252,7 +252,7 @@
 	name = "floor"
 
 /datum/n_function/default/floor/execute(this_obj, list/params)
-	var/num = params.len >= 1 ? params[1] : null
+	var/num = length(params) >= 1 ? params[1] : null
 	if(isnum(num))
 		return round(num)
 
@@ -261,7 +261,7 @@
 	name = "ceil"
 
 /datum/n_function/default/ceil/execute(this_obj, list/params)
-	var/num = params.len >= 1 ? params[1] : null
+	var/num = length(params) >= 1 ? params[1] : null
 	if(isnum(num))
 		return round(num)+1
 
@@ -270,7 +270,7 @@
 	name = "round"
 
 /datum/n_function/default/round/execute(this_obj, list/params)
-	var/num = params.len >= 1 ? params[1] : null
+	var/num = length(params) >= 1 ? params[1] : null
 	if(isnum(num))
 		if(num-round(num) < 0.5)
 			return round(num)
@@ -281,9 +281,9 @@
 	name = "clamp"
 
 /datum/n_function/default/clamp/execute(this_obj, list/params)
-	var/num = params.len >= 1 ? params[1] : null
-	var/min = params.len >= 2 ? params[2] : -1
-	var/max = params.len >= 3 ? params[3] : 1
+	var/num = length(params) >= 1 ? params[1] : null
+	var/min = length(params) >= 2 ? params[2] : -1
+	var/max = length(params) >= 3 ? params[3] : 1
 	if(isnum(num) && isnum(min) && isnum(max))
 		if(num <= min)
 			return min
@@ -296,9 +296,9 @@
 	name = "inrange"
 
 /datum/n_function/default/inrange/execute(this_obj, list/params)
-	var/num = params.len >= 1 ? params[1] : null
-	var/min = params.len >= 2 ? params[2] : -1
-	var/max = params.len >= 3 ? params[3] : 1
+	var/num = length(params) >= 1 ? params[1] : null
+	var/min = length(params) >= 2 ? params[2] : -1
+	var/max = length(params) >= 3 ? params[3] : 1
 	if(isnum(num)&&isnum(min)&&isnum(max))
 		return ((min <= num) && (num <= max))
 
@@ -307,7 +307,7 @@
 	name = "sin"
 
 /datum/n_function/default/sin/execute(this_obj, list/params)
-	var/num = params.len >= 1 ? params[1] : null
+	var/num = length(params) >= 1 ? params[1] : null
 	if(isnum(num))
 		return sin(num)
 
@@ -316,7 +316,7 @@
 	name = "cos"
 
 /datum/n_function/default/cos/execute(this_obj, list/params)
-	var/num = params.len >= 1 ? params[1] : null
+	var/num = length(params) >= 1 ? params[1] : null
 	if(isnum(num))
 		return cos(num)
 
@@ -325,7 +325,7 @@
 	name = "asin"
 
 /datum/n_function/default/asin/execute(this_obj, list/params)
-	var/num = params.len >= 1 ? params[1] : null
+	var/num = length(params) >= 1 ? params[1] : null
 	if(isnum(num) && -1 <= num && num <= 1)
 		return arcsin(num)
 
@@ -334,7 +334,7 @@
 	name = "acos"
 
 /datum/n_function/default/acos/execute(this_obj, list/params)
-	var/num = params.len >= 1 ? params[1] : null
+	var/num = length(params) >= 1 ? params[1] : null
 	if(isnum(num) && -1 <= num && num <= 1)
 		return arccos(num)
 
@@ -343,7 +343,7 @@
 	name = "log"
 
 /datum/n_function/default/log/execute(this_obj, list/params)
-	var/num = params.len >= 1 ? params[1] : null
+	var/num = length(params) >= 1 ? params[1] : null
 	if(isnum(num) && 0 < num)
 		return log(num)
 
@@ -352,9 +352,9 @@
 	name = "replace"
 
 /datum/n_function/default/replace/execute(this_obj, list/params)
-	var/text = params.len >= 1 ? params[1] : null
-	var/find = params.len >= 2 ? params[2] : null
-	var/replacement = params.len >= 3 ? params[3] : null
+	var/text = length(params) >= 1 ? params[1] : null
+	var/find = length(params) >= 2 ? params[2] : null
+	var/replacement = length(params) >= 3 ? params[3] : null
 	if(!istext(text) || !istext(find) || !istext(replacement))
 		return
 	var/find_len = length(find)
@@ -362,7 +362,7 @@
 		return text
 
 	var/max_count
-	if(params.len >= 4 && isnum(params[4]))
+	if(length(params) >= 4 && isnum(params[4]))
 		max_count = min(params[4], SCRIPT_MAX_REPLACEMENTS_ALLOWED)
 	else
 		max_count = SCRIPT_MAX_REPLACEMENTS_ALLOWED
@@ -393,7 +393,7 @@
 	name = "sleep"
 
 /datum/n_function/default/sleeps/execute(this_obj, list/params)
-	var/time = params.len >= 1 ? params[1] : null
+	var/time = length(params) >= 1 ? params[1] : null
 	sleep(time)
 
 /datum/n_function/default/timestamp
diff --git a/yogstation/code/modules/scripting/Implementations/telecomms_translator.dm b/yogstation/code/modules/scripting/Implementations/telecomms_translator.dm
index 64ebda9594e7..1f138bdc4045 100644
--- a/yogstation/code/modules/scripting/Implementations/telecomms_translator.dm
+++ b/yogstation/code/modules/scripting/Implementations/telecomms_translator.dm
@@ -72,7 +72,7 @@ GLOBAL_LIST_INIT(allowed_translations, list(
 	returnerrors += scanner.errors
 	returnerrors += parser.errors
 
-	if(returnerrors.len)
+	if(length(returnerrors))
 		return returnerrors
 
 	interpreter = new(program)
@@ -296,13 +296,13 @@ GLOBAL_LIST_INIT(allowed_translations, list(
 
 /datum/n_function/default/signal/execute(this_obj, list/params)
 	var/datum/n_struct/signal/S = new
-	if(params.len >= 1)
+	if(length(params) >= 1)
 		S.properties["content"] = params[1]
-	if(params.len >= 2)
+	if(length(params) >= 2)
 		S.properties["freq"] = params[2]
-	if(params.len >= 3)
+	if(length(params) >= 3)
 		S.properties["source"] = params[3]
-	if(params.len >= 4)
+	if(length(params) >= 4)
 		S.properties["job"] = params[4]
 	return S
 
@@ -349,8 +349,8 @@ GLOBAL_LIST_INIT(allowed_translations, list(
 	interp_type = /datum/n_Interpreter/TCS_Interpreter
 
 /datum/n_function/default/mem/execute(this_obj, list/params, datum/scope/scope, datum/n_Interpreter/TCS_Interpreter/interp)
-	var/address = params.len >= 1 ? params[1] : null
-	var/value = params.len >= 2 ? params[2] : null
+	var/address = length(params) >= 1 ? params[1] : null
+	var/value = length(params) >= 2 ? params[2] : null
 	if(istext(address))
 		var/obj/machinery/telecomms/server/S = interp.Compiler.Holder
 
@@ -360,7 +360,7 @@ GLOBAL_LIST_INIT(allowed_translations, list(
 			S.memory -= address
 			return TRUE
 		else // Setting the value
-			if(S.memory.len >= MAX_MEM_VARS)
+			if(length(S.memory) >= MAX_MEM_VARS)
 				if(!(address in S.memory))
 					return FALSE
 			S.memory[address] = value
@@ -380,8 +380,8 @@ GLOBAL_LIST_INIT(allowed_translations, list(
 	interp_type = /datum/n_Interpreter/TCS_Interpreter
 
 /datum/n_function/default/remote_signal/execute(this_obj, list/params, datum/scope/scope, datum/n_Interpreter/TCS_Interpreter/interp)
-	var/freq = params.len >= 1 ? params[1] : 1459
-	var/code = params.len >= 2 ? params[2] : 30
+	var/freq = length(params) >= 1 ? params[1] : 1459
+	var/code = length(params) >= 2 ? params[2] : 30
 
 	if(isnum(freq) && isnum(code))
 
@@ -418,7 +418,7 @@ GLOBAL_LIST_INIT(allowed_translations, list(
 	interp_type = /datum/n_Interpreter/TCS_Interpreter
 
 /datum/n_function/default/broadcast/execute(this_obj, list/params, datum/scope/scope, datum/n_Interpreter/TCS_Interpreter/interp)
-	if(params.len < 1)
+	if(length(params) < 1)
 		return
 	var/datum/n_struct/signal/script_signal = params[1]
 	if(!istype(script_signal))
diff --git a/yogstation/code/modules/scripting/Parser/Expressions.dm b/yogstation/code/modules/scripting/Parser/Expressions.dm
index 4fd4f73204b9..a1dd6db6003d 100644
--- a/yogstation/code/modules/scripting/Parser/Expressions.dm
+++ b/yogstation/code/modules/scripting/Parser/Expressions.dm
@@ -170,11 +170,11 @@
 			break
 
 
-		if(index>tokens.len) //End of File
+		if(index>length(tokens)) //End of File
 			errors += new /datum/scriptError/EndOfFile()
 			break
 		var/datum/token/ntok
-		if(index+1<=tokens.len)
+		if(index+1<=length(tokens))
 			ntok=tokens[index+1]
 
 		if(istype(curToken, /datum/token/symbol) && curToken.value == "(") //Parse parentheses expression
@@ -274,7 +274,7 @@
 		if(istype(curToken, /datum/token/symbol) && curToken.value == ")")
 			return exp
 		exp.parameters += ParseParamExpression()
-		if(errors.len)
+		if(length(errors))
 			return exp
 		if(curToken.value == "," && istype(curToken, /datum/token/symbol))
 			NextToken()	//skip comma
@@ -302,7 +302,7 @@
 			exp.init_list[A.exp] = A.exp2
 		else
 			exp.init_list += E
-		if(errors.len)
+		if(length(errors))
 			return exp
 		if(curToken.value == "," && istype(curToken, /datum/token/symbol))
 			NextToken() //skip comma
diff --git a/yogstation/code/modules/scripting/Parser/Keywords.dm b/yogstation/code/modules/scripting/Parser/Keywords.dm
index 3d26321e9672..948cfe80a2b5 100644
--- a/yogstation/code/modules/scripting/Parser/Keywords.dm
+++ b/yogstation/code/modules/scripting/Parser/Keywords.dm
@@ -77,8 +77,8 @@
 	var/list/L = parser.curBlock.statements
 	var/datum/node/statement/IfStatement/ifstmt
 
-	if(L && L.len)
-		ifstmt = L[L.len] //Get the last statement in the current block
+	if(L && length(L))
+		ifstmt = L[length(L)] //Get the last statement in the current block
 	if(!ifstmt || !istype(ifstmt) || ifstmt.else_if)
 		parser.errors += new /datum/scriptError/ExpectedToken("if statement", parser.curToken)
 		return KW_FAIL
@@ -102,7 +102,7 @@
 	. = KW_PASS
 	var/list/L = parser.curBlock.statements
 	var/datum/node/statement/IfStatement/stmt
-	if(L&&L.len) stmt=L[L.len] //Get the last statement in the current block
+	if(L&&length(L)) stmt=L[length(L)] //Get the last statement in the current block
 	if(!stmt || !istype(stmt) || stmt.else_block) //Ensure that it is an if statement
 		parser.errors += new /datum/scriptError/ExpectedToken("if statement",parser.curToken)
 		return KW_FAIL
diff --git a/yogstation/code/modules/scripting/Parser/Parser.dm b/yogstation/code/modules/scripting/Parser/Parser.dm
index b00a336e6747..fbc9d6551003 100644
--- a/yogstation/code/modules/scripting/Parser/Parser.dm
+++ b/yogstation/code/modules/scripting/Parser/Parser.dm
@@ -22,7 +22,7 @@
 
 ///Sets <curToken> to the next token in the <tokens> list, or null if there are no more tokens.
 /datum/n_Parser/proc/NextToken()
-	if(index >= tokens.len)
+	if(index >= length(tokens))
 		curToken = null
 	else
 		curToken = tokens[++index]
@@ -43,7 +43,7 @@
 
 /datum/n_Parser/nS_Parser/Parse()
 	ASSERT(tokens)
-	for(,index <= tokens.len, index++)
+	for(,index <= length(tokens), index++)
 		curToken = tokens[index]
 		switch(curToken.type)
 			if(/datum/token/keyword)
diff --git a/yogstation/code/modules/scripting/stack.dm b/yogstation/code/modules/scripting/stack.dm
index 81b4719b3187..8bbb6d5df2fa 100644
--- a/yogstation/code/modules/scripting/stack.dm
+++ b/yogstation/code/modules/scripting/stack.dm
@@ -5,16 +5,16 @@
 	contents += value
 
 /datum/stack/proc/Pop()
-	if(!contents.len)
+	if(!length(contents))
 		return null
-	. = contents[contents.len]
+	. = contents[length(contents)]
 	contents.len--
 
 ///returns the item on the top of the stack without removing it
 /datum/stack/proc/Top()
-	if(!contents.len)
+	if(!length(contents))
 		return null
-	return contents[contents.len]
+	return contents[length(contents)]
 
 /datum/stack/proc/Copy()
 	var/datum/stack/new_stack = new()