diff --git a/CMakeLists.txt b/CMakeLists.txt
index 47b8bdb..48d49ac 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -13,10 +13,12 @@ set(SOURCES
 	src/main.c
 	src/draw.c
 	src/input.c
+	src/level.c
 	src/player.c
 )
 
 set(ASSETS
+	res/test.kble
 )
 
 set(FLAGS -std=c99 -Os -Wall -Wextra -Wshadow)
diff --git a/inc/level.h b/inc/level.h
new file mode 100644
index 0000000..da10d1b
--- /dev/null
+++ b/inc/level.h
@@ -0,0 +1,20 @@
+#pragma once
+#include <stdint.h>
+
+struct LevelBin {
+	uint8_t format, chunk_size;
+	uint16_t width, height;
+	uint8_t data[];
+} __attribute__((__packed__));
+
+struct Level {
+	int width, height, size;
+	const struct LevelBin *bin;
+	uint8_t *data;
+};
+
+void level_init(void);
+void level_deinit(void);
+
+void level_load(const struct LevelBin *);
+void level_reload(void);
diff --git a/jle.ini b/jle.ini
new file mode 100644
index 0000000..dd20334
--- /dev/null
+++ b/jle.ini
@@ -0,0 +1,5 @@
+# https://git.sr.ht/~kikoodx/jle
+tileset = res/tileset.png
+tile_size = 16
+new_level_width = 25
+new_level_height = 14
diff --git a/res/fxconv-metadata.txt b/res/fxconv-metadata.txt
new file mode 100644
index 0000000..1e3fa88
--- /dev/null
+++ b/res/fxconv-metadata.txt
@@ -0,0 +1,3 @@
+*.kble:
+  type: binary
+  name_regex: (.*)\.kble kble_\1
diff --git a/res/test.kble b/res/test.kble
new file mode 100644
index 0000000..01129de
Binary files /dev/null and b/res/test.kble differ
diff --git a/res/tileset.png b/res/tileset.png
new file mode 100644
index 0000000..a630e7e
Binary files /dev/null and b/res/tileset.png differ
diff --git a/sle.sh b/sle.sh
new file mode 100755
index 0000000..0574047
--- /dev/null
+++ b/sle.sh
@@ -0,0 +1,6 @@
+#!/bin/sh
+# https://sr.ht/~kikoodx/sle
+sle -tile-width 16 -tile-height 16 -level-width 25 -level-height 14 \
+-editor-width 396 -editor-height 224 -editor-off-x -2 -editor-off-y 0 \
+-editor-bg-color '#000000' -picker-bg-color '#000005' \
+-tileset res/tileset.png $@
diff --git a/src/level.c b/src/level.c
new file mode 100644
index 0000000..9ee3742
--- /dev/null
+++ b/src/level.c
@@ -0,0 +1,47 @@
+#include "level.h"
+#include <stdlib.h>
+
+static struct Level level;
+
+static void level_free(void);
+
+void
+level_init(void)
+{
+	level.data = NULL;
+}
+
+void
+level_deinit(void)
+{
+	level_free();
+}
+
+void
+level_load(const struct LevelBin *b)
+{
+	int i = b->width * b->height;
+	level_free();
+	level.width = b->width;
+	level.height = b->height;
+	level.size = i;
+	level.data = malloc(i);
+	level.bin = b;
+	while (i-- > 0)
+		level.data[i] = b->data[i];
+}
+
+void
+level_reload(void)
+{
+	level_load(level.bin);
+}
+
+static void
+level_free(void)
+{
+	if (level.data != NULL) {
+		free(level.data);
+		level.data = NULL;
+	}
+}
diff --git a/src/main.c b/src/main.c
index bdd3598..6dfd704 100644
--- a/src/main.c
+++ b/src/main.c
@@ -1,4 +1,5 @@
 #include "input.h"
+#include "level.h"
 #include "player.h"
 #include <gint/display.h>
 
@@ -12,7 +13,10 @@ static void update(void);
 int
 main(void)
 {
+	extern const struct LevelBin kble_test;
+
 	init();
+	level_load(&kble_test);
 
 	draw();
 	do {
@@ -28,12 +32,14 @@ static void
 init(void)
 {
 	input_init();
+	level_init();
 	player_init(&player);
 }
 
 static void
 deinit(void)
 {
+	level_deinit();
 }
 
 static void