[opensourcedex]

best-of ranking · updated nightly

Best Open Source Gaming Tools

Ranked by GitHub stars — actual adoption, not editorial taste. All 4 are free, open source and self-hostable; license and last activity on every entry.

  1. 1
    Godot ★ 117K

    Free 2D and 3D game engine for cross-platform projects

    MIT C++ pushed 2026-09-17 details →
  2. 2
    GDevelop ★ 27K

    Create 2D and 3D games without coding, powered by AI assistance

    NOASSERTION JavaScript pushed 2026-09-17 details →
  3. 3
    MonoGame ★ 14K

    Free, open-source framework for cross-platform game development

    NOASSERTION C# pushed 2026-09-16 details →
  4. 4
    s&box ★ 6.5K

    Build and play games inside a game engine that runs live

    NOASSERTION C# pushed 2026-09-17 details →
method stars desc · snapshot from github api refresh nightly related Design & Prototyping, Finance & Fintech, Logistics & Supply Chain, Media & Streaming, Photo & Video Editors, Internet of Things (IoT)

Related best-of lists

best Design & Prototyping →best Finance & Fintech →best Logistics & Supply Chain →best Media & Streaming →best Photo & Video Editors →best Internet of Things (IoT) →

last updated nightly · ranking method: github stars, live-tracked

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Frequently asked questions

What is the best open source Gaming tool in 2026?

Godot leads the ranking with 117,369 GitHub stars, ahead of GDevelop. Rankings use live GitHub star counts, refreshed nightly.

How is this list of Gaming tools ranked?

By GitHub stars — a proxy for adoption and community size. Each entry also shows its licence, primary language and last commit date, so you can judge maintenance activity rather than trusting the ranking alone.

Are the best Gaming tools free?

Every project on this list is open source and free to self-host. Some also offer paid managed hosting, but the software itself carries no licence fee.