Sled

Sled (Simple Layer Editor) is a simple pixel and map editor. (< 2000 LOC)

Press G to show/hide the grid

You control it by using the command bar (by pressing X)

Press Escape to hide the command bar, and Tab for suggestions

Press E to edit the selected tile

Shift + left click to paste a tile

Ctrl + left click to paste selected tile with marker

Alt + left click to only paste a marker

Alt + right click to remove a marker

Source Code: https://notabug.org/YoussefSahli/sled

You can add your own commands by putting lua files in the cmds/ folder.

Commands
conf	dir	open data directory
	restart	restart Sled
tile	x, y	select a tile
	clear	clear selected tile
	flip [h or v]	flip tile
layer	list	lists all layers
	new [name z w h]	make a new layer at depth z, width w, height h
	merge [name]	merge the current layer with named layer
	switch [name]	switch to named layer
	clear	clear the current layer
	discard	discard the current layer
map	new [name, w, h]	make a new map
	switch [name]	switch to named map for editing
	discard [name]	remove a previously opened map
	rename [new_name]	rename current map
marker	new [name, x, y]	add a marker
	list	list all markers in map
(debug) echo	[table val]	print a global table value
export	layer [name][file]	exports layer to file
	tile [file]	export tile to file
	map [name][file]	export map to file
import	tile [file]	import tile
	layer [file name ]	import layer
	palette [file]	import a palette
	map [name]	import map
quit		quit