Free open-source C# game engine for 2D and 3D games
Platforms: Windows
shares #game-engine #open-source · also Games · both Free · Stride alternatives →
✓ Links checked Sep 2026View →
9 best Free Orx alternatives
Tools similar to Orx (Open-source data-driven 2.5D game development engine for C/C++): 17 listed tools match Orx by shared tags — two or more shared tags (exact or near-synonym, weighted by tag position and rarity), or one strong shared topic tag plus the same category or pricing; ranked by shared-tag weight (rarer tags count more, same category adds a bonus), then same pricing; the first 12 of 17 matches are shown (12 of 74 Games tools). No votes, no paid placement. 9 of them are labeled Free.
Closest match by shared tags: Stride — shares #game-engine #open-source, same category (Games), both Free. Next: Ursina, Bevy, ct.js.
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Python-powered open-source game engine with concise code
shares #game-engine #open-source · also Games · both Free · Ursina alternatives →
✓ Links checked Sep 2026View →
Refreshingly simple data-driven game engine built in Rust
shares #game-engine #open-source · also Games · both Free · Bevy alternatives →
✓ Links checked Sep 2026View →
Free 2D game engine based on web technologies with visual tools
Platforms: Windows
shares #game-engine #open-source · also Games · both Free · ct.js alternatives →
✓ Links checked Sep 2026View →
Ebitengine
ebitengine.org
Dead simple open-source 2D game engine for Go
shares #game-engine #open-source · also Games · both Free · Ebitengine alternatives →
✓ Links checked Sep 2026View →
Cross-platform Haxe graphics engine for high-performance games
shares #game-engine #open-source · also Games · both Free · Heaps alternatives →
✓ Links checked Sep 2026View →
Zig game engine and graphics toolkit for cross-platform apps
shares #game-engine #open-source · also Games · both Free · Mach alternatives →
✓ Links checked Sep 2026View →
Lua-based open-source 2D game engine forked from Corona SDK
shares #game-engine #open-source · also Games · both Free · Solar2D alternatives →
✓ Links checked Sep 2026View →
Lightweight free and open-source 2D game engine with a graphical editor
Platforms: macOS
shares #game-engine #open-source · also Games · both Free · Solarus alternatives →
✓ Links checked Sep 2026View →
More Games
Same category as Orx, but without a shared tag — not counted as alternatives.
Babylon.js
www.babylonjs.com
Open web-based 3D engine for games and interactive experiences
✓ Links checked Sep 2026View →
Compare side by side:Orx vs StrideOrx vs UrsinaOrx vs BevyOrx vs ct.jsOrx vs EbitengineOrx vs HeapsOrx vs MachOrx vs Solar2D
Looking for the original? See the full Orx listing, or browse all Games.
Related tags: #game-engine · #cpp · #data-driven · #open-source