Open Surge
Open Surge is a free, open-source game for Android. A retro game engine with a fun platformer inspired by 16-bit Sonic games. It has 486 GitHub stars and is released under the GPL-3.0-or-later license, and you can install it from F-Droid.
github.com/alemart/opensurge (opens in a new tab)
Data as of from the GitHub API and the F-Droid index; description from the project's repository or F-Droid listing. Report an error
About Open Surge
Make your dreams come true! Open Surge Engine is an open-source 2D retro game engine designed to make your dreams come true! It's a ton of fun! Surge the Rabbit is a featured jump 'n' run created with the Open Surge Engine. It's made in the spirit of classic 16-bit Sonic platformers of the 1990s. Play as Surge in fun and exciting levels filled with challenges! Unleash your creativity! Create your own amazing games and play them on your PC and on your mobile device! Share your games with your friends! It's limitless fun! A powerful engine for retro games! One of the core elements of the engine is SurgeScript, a scripting language for games.
Privacy and F-Droid
F-Droid builds Open Surge from its published source code and flags anti-features such as ads, tracking or reliance on non-free services.
No anti-features flagged on the latest F-Droid build.
Screenshots
Screenshots from the app's F-Droid listing.
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Is Open Surge free and open source?
Yes. Open Surge's source code is public on GitHub under the GPL-3.0-or-later license, which is OSI-approved or FSF-free. F-Droid, which builds it from source, flags no anti-features such as ads or tracking on its latest build.
How do I install Open Surge?
You can install Open Surge from F-Droid (package org.opensurge2d.surgeengine); the links are on this page. Its GitHub repository also publishes releases (latest: v0.6.1.3).
Is Open Surge still maintained?
The repository's most recent commit was on Oct 9, 2026. Its F-Droid listing was last updated on Jan 29, 2026. appsgit only lists apps whose repository had a commit in the last six months.