Blitter

Grid-based 1-bit motion

Constraints can be good

Get the app Learn more

Create visual inspiration

Check out some examples from our community

Creative control

Easily customize every aspect of your sequences

Bring your own Agent

Leverage generative AI with a secure key pass-through (optional)

Anthropic API key field showing a pasted key and a Verified checkmark, with a Find your key link
API Key
Model picker listing Gemini, Claude, and GPT models with Claude Sonnet 5 selected, showing a ~4¢ per generation cost estimate
Select a model
Terminal running the blitter CLI, generating a growing-diamond block sequence with Claude and printing the ASCII preview
CLI Blitter Engine

Export what you need

These formats and more for design or dev

A block mid-animation, paused on a video player scrubber showing playback progress
GIF or Video
A 6 by 6 grid of 36 individual frames from a block sequence, growing from empty to full
PNG Sequence
A sprite.json code snippet describing the exported sheet's frame size, layout, timing, and colors
Sprite code