head to head · open source
GDevelop vs Terasology
GDevelop has 27,329 GitHub stars, 1,574 forks, 633 open issues and last shipped yesterday. Terasology has 3,898 stars, 1,376 forks, 462 open issues and last shipped 2 days ago. GDevelop leads on adoption by 601% (27,329 vs 3,898 stars). GDevelop is written in JavaScript under a custom or non-standard licence; Terasology is written in Java under Apache-2.0. GDevelop has attracted 6% as many forks as stars, Terasology 35%. GDevelop was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 5 topic tags (game, game-development, game-engine, gamedev), so they are genuine substitutes rather than adjacent tools.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
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Side by side
| GDevelop | Terasology | |
|---|---|---|
| GitHub stars | ★ 27K | ★ 3.9K |
| License | Custom / other | Apache-2.0 |
| Written in | JavaScript | Java |
| Last push | 2026-10-09 | 2026-10-08 |
| Forks | ⑂ 1.6K | ⑂ 1.4K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick GDevelop if
- You weight community size — 27K stars and counting
- You want the Custom / other license terms
- Your stack matches JavaScript
- You value the larger contributor base for long-term maintenance
pick Terasology if
- You want the Terasology feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches Java
- You evaluated both and Terasology fits your workflow better
About GDevelop
GDevelop is an open source, cross platform game engine and editor for creating 2D, 3D, and multiplayer games without writing code. It runs on Windows, macOS, and Linux, and targets mobile (iOS, Android), desktop, and web platforms. Built with JavaScript, React, Electron, PixiJS, and Three.js, it combines a visual event based system with AI assisted development to lower the barrier to entry for game creation.
read the full GDevelop overview →
About Terasology
Terasology is an open source voxel world game engine written in Java for players, modders, and developers who want a Minecraft inspired platform they can build on, host, and modify themselves.
read the full Terasology overview →
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Frequently asked questions
Is GDevelop or Terasology more popular?
GDevelop has 27,329 GitHub stars and Terasology has 3,898. GDevelop has the larger community by that measure.
Are GDevelop and Terasology free?
Both are open source. GDevelop has no licence declared in this registry, and Terasology is licensed under Apache-2.0. Both are free to self-host.
What is the difference between GDevelop and Terasology?
GDevelop is written in JavaScript and Terasology in Java. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, GDevelop or Terasology?
Choose GDevelop if you want the larger community (27,329 stars) or its Custom / other licence terms. Choose Terasology if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.