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Make images smaller using best-in-class codecs, right in the browser.
★ 26.0k starsApache-2.0
View guide →Animated sprite editor & pixel art tool -- Fork of the last GPLv2 commit of Aseprite
LibreSprite is an open-source image project by LibreSprite (LibreSprite/LibreSprite on GitHub). It has 8,487 GitHub stars and 584 forks, is released under the GPL-2.0 license, and was last updated on GitHub on 2 October 2026.
Generation studio, upscaler, background remover, or photo library — match the tool to the task.
Desktop apps, Docker images, and portable builds cover most platforms; pick the simplest for your OS.
Generation tools need checkpoint files; utilities like upscalers usually bundle everything.
Generate, enhance, or import — then export, share, or keep building your library.
Extensions, scripts, and community presets extend the popular studios far beyond stock.
Self-hosted managers with AI tagging, face recognition, and deduplication.
Single-job tools (upscale, de-background, restore) that do one thing excellently.
Bring any compatible open checkpoint; you are never locked to one vendor's style.
Your images stay on your machine — important for client work and privacy.
The defining trait of this whole category: professional results without monthly fees.
Download the source and move into the project folder.
git clone https://github.com/LibreSprite/LibreSprite.git
cd LibreSpriteEvery project documents its own setup; start with install requirements.
cat README.md | head -60Follow the project's launch command — Docker, pip, npm, or a binary release.
# see README for the exact launch commandIt is an open-source project at LibreSprite/LibreSprite with 584 forks. Check the repo's contributors and recent commits to see how active maintenance is.
Licensed under GPL-2.0 — check the repo for commercial-use terms.
Mostly yes under MIT/Apache/GPL — but verify each license, especially for client deliverables.
Generation benefits hugely from one; upscalers and photo managers are far lighter.
For generation: a polished studio interface. For enhancement: a dedicated upscaler. For libraries: a photo manager.
Make images smaller using best-in-class codecs, right in the browser.
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Animated sprite editor & pixel art tool (Windows, macOS, Linux)
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Free and open — grab the source, star the repo, and start creating.