Toolkitly

Guides

Short, specific write-ups on the asset problems that come up between drawing a sprite and shipping it in a game.

How to Split a Sprite Sheet

Find the right grid, extract every frame as a PNG and import the result into your engine.

How to Resize Pixel Art Without Blurring

Nearest neighbour, whole scale factors, and the import settings that undo your work.

How to Make a Sprite Sheet

Cell size, frame order, padding and the settings each engine needs to read the sheet.

How to Turn a Sprite Sheet into a GIF

Grid, per-frame timing, transparency — and the limits of the format before you commit to it.

How to Import a Sprite Sheet into Godot

Slice it with AnimatedSprite2D, kill the blur, and know when Godot's slicer gives up.

How to Import a Sprite Sheet into Unity

Sprite Mode, the Sprite Editor's three slice modes, and the import settings that quietly ruin pixel art.

How to Load a Sprite Sheet in Phaser

spritesheet vs atlas, frameWidth in pixels, generateFrameNumbers — and why nothing loads over file://.

How to Convert an Image to a Game Boy Palette

Four shades, the one setting that decides whether the picture still reads, and where extra colours creep back in.

How to Scale a UI Panel Without Stretching

Four numbers hold the corners still — and the default stretch mode undoes them in all three engines.

How to Fix a Bitmap Font Showing the Wrong Characters

It is off by one. Here is what shifts it, how to find where, and the four other failures worth knowing.

How to Make a Sprite Stand Out Against a Busy Background

Diagnose it in greyscale first. Then the outline colour that is not black, and the three fixes that are not an outline.

How to Fix Sprite Sheet Frames That Cut in the Wrong Place

Compare the first frame with the last. Whether the error grows tells you which of four things is wrong.

How to Fix the Seams Between Tiles and Sprites

Three causes, one symptom. Whether the seam flickers when the camera moves tells you which.