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Feature-packed 2D and 3D open source game engine.
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The multiplatform game creation tools for everyone.
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GDevelop is an open-source game making software designed to be used by everyone.
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The most powerful game development platform is now available to everyone. Full engine source code.
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Make iOS (iPhone/iPad), Android, Flash, Windows & Mac games without code using Stencyl.
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Roll20 is a suite of easy-to-use digital tools that expand pen-and-paper gameplay.
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MonoGame is an open source implementation of the Microsoft XNA 4 Framework.
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Desktop and Mobile HTML5 game framework. A fast, free and fun open source framework for Canvas and WebGL powered browser games.
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PlayCanvas is an open-source game engine built on WebGL and WebVR.
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A self-hosted, modern, and developer-friendly roleplaying platform.
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Hi there! LรVE is an *awesome* framework you can use to make 2D games in Lua.
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Libgdx is a Java game development framework that provides a unified API that works across all...
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An open source Flash player.
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Orx - a portable open source game engine.
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the webgame preservation project.
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Defold lets you quickly build high performing, cross-platform games together with your team.
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ct.js is a 2D game editor (desktop app) based on web technologies.
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Cocos Creator is more than a efficient, lightweight, free, open-source, cross-platform graphics engine: it's also a platform to create 3D content in real time.
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TIC-80 is a fantasy computer where you can make, play and share tiny games.
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What is jMonkeyEngine? It's a free, open source game engine, made especially for Java game developers who want to create 3D games using modern technology.