Pixel VFX Generator: Pixel Art Effects From a Prompt
Describe an effect like a fire explosion or a purple lightning nova and get a pixel-art animation: GIF, sprite sheet, atlas JSON and Godot .tres. Free.
How to use the Pixel VFX Generator
- Type the effect you want, such as purple lightning nova, or click one of the examples.
- Pick the size, the frames, the frame rate, whether it loops, and a palette if your game uses one.
- Click Generate and check the preview; zoom in, or switch to Sprite sheet to see every frame.
- Press New variation for another take, or download the GIF, sprite sheet, atlas JSON, Godot .tres or recipe.
Using it in your game
In Godot 4, put the sprite sheet PNG and the .tres in the same folder (keep their names) and load the .tres as an AnimatedSprite2D's SpriteFrames. Elsewhere, cut the sheet with the atlas JSON: each frame's x, y, w and h, plus the fps, the pivot and the impact frame to sync a hit.
Frequently asked questions
Is the Pixel VFX Generator free?
Yes. No account and no credits: type an effect, generate, and download the GIF, the sprite sheet, the atlas JSON and the Godot .tres. There is a generous per-visitor limit of about one effect every ten seconds.
Is it AI?
No. Each effect is drawn procedurally from layers (flashes, rings, particles, smoke, bolts) with hand-picked colour ramps, so it costs nothing and the same prompt and seed always give the same pixels. Your words pick the shape, the element, the colours, the size and the speed; the notes under the preview say how they were read.
Which sizes and formats do I get?
32, 64 or 128 px frames, up to 48 frames at the frame rate you choose, looping or played once, optionally locked to the PICO-8, Game Boy, Endesga 32 or Sweetie 16 palette or your own hex colours. Downloads: an animated GIF, a PNG sprite sheet, a frames-hash atlas JSON (with the pivot and the impact frame) and a Godot 4 SpriteFrames .tres.
Can I tweak an effect?
Yes. Open Edit layers under the preview to switch layers off, change when each one plays, resize it, or recolour the whole effect, and the preview updates as you go. You can also press New variation for another take, or download the recipe JSON, edit it and paste it back.
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