diff --git a/src/Editor.gd b/src/Editor.gd
index aef1d8e..d89cdbe 100644
--- a/src/Editor.gd
+++ b/src/Editor.gd
@@ -121,6 +121,15 @@ const gdshader_builtins = [
 	"POINT_COORD",
 	"SPECULAR_SHININESS"
 ]
+# shaderlib
+var shaderlib_regex = {
+	"hsv": RegEx.create_from_string(r'\s*\#include\s+\"res\:\/\/shaderlib\/hsv\.gdshaderinc\"'),
+	"transform": RegEx.create_from_string(r'\s*\#include\s+\"res\:\/\/shaderlib\/transform\.gdshaderinc\"')
+}
+const shaderlib_functions = {
+	"hsv": ["rgb2hsv", "hsv2rgb", "hsv_offset", "hsv_multiply"],
+	"transform": ["place_texture"]
+}
 #
 # configure Highlighter
 #
@@ -171,6 +180,14 @@ func _on_code_edit_code_completion_requested():
 	for k in gdshader_builtin_functions + gdshader_sub_functions:
 		code_editor.code_completion_prefixes.append(k)
 		code_editor.add_code_completion_option(CodeEdit.KIND_FUNCTION, k, k+"(", Color.INDIAN_RED)
+	# shaderlib #
+	var shader_code = code_editor.text
+	for key in shaderlib_functions:
+		if shaderlib_regex[key].search(shader_code) != null:
+			for k in shaderlib_functions[key]:
+				code_editor.code_completion_prefixes.append(k)
+				code_editor.add_code_completion_option(CodeEdit.KIND_FUNCTION, k, k+"(", Color.INDIAN_RED)
+	# # # # # # #
 	code_editor.update_code_completion_options(true)
 #
 # # # # # # # # # # # #