Open Source
TupiTube is a free, open-source 2D animation software designed for beginners, students, and educators who want to explore animation in an intuitive way. With a user-friendly interface and simple tools, TupiTube makes animation accessible to young creators, hobbyists, and classrooms. Whether you’re sketching frame-by-frame animations or using tweening for smoother motion, TupiTube provides an easy entry point into the world of animation.
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TIC-80 by Nesbox is a fantasy computer designed for creating, sharing, and playing small retro-style games. It mimics the feel of old-school 8-bit systems and includes everything you need to make games—code editor, sprite editor, map editor, sound and music tools—inside one nostalgic package.
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Superpowers by Sparklin Labs is a free, open-source HTML5 game engine built for creating 2D and 3D games collaboratively in real time. With support for TypeScript and a modular plugin system, Superpowers is a unique engine that blends developer freedom with live, multiplayer project editing—ideal for small teams and hobbyists.
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Stride (formerly Xenko) by Stride Team is an open-source, C#-powered 2D and 3D game engine designed for modern game development. With a clean architecture, next-gen rendering features, and full access to the engine source, Stride delivers professional capabilities with the flexibility of a community-driven tool. Whether you’re building games, simulations, or interactive visualizations, Stride offers complete control from code to graphics.
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Cocos2d-x by Cocos is a powerful, open-source game engine optimized for building fast, lightweight 2D games. Written in C++, Cocos2d-x brings professional performance and flexibility to mobile and web developers, with robust cross-platform support and a thriving global community behind it.
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NetBeans by Apache Software Foundation is a powerful, open-source Integrated Development Environment (IDE) built for professional-grade software development. Known for its solid Java support, NetBeans also offers tools for developing in HTML, PHP, C++, and more—making it a reliable, all-in-one workspace for building cross-platform desktop, mobile, and web applications.
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Brackets by Adobe Systems (now community-maintained) is a lightweight, open-source code editor built specifically for web designers and front-end developers. With a focus on simplicity and visual tools, Brackets delivers a streamlined environment that makes writing and debugging HTML, CSS, and JavaScript intuitive—even for those new to code.
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GDevelop by Florian Rival and contributors is a free, open-source, no-code game engine designed for creating 2D (and basic 3D) games quickly and intuitively. Whether you’re a complete beginner or an indie developer looking to prototype fast, GDevelop empowers you to build games visually—with powerful event-based logic and cross-platform publishing.
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HaxeFlixel by the HaxeFlixel Team is a fast, open-source 2D game framework built on top of the Haxe programming language and OpenFL. Designed for indie developers, hobbyists, and educators, it combines a rich feature set with cross-platform power, making it easy to develop pixel-perfect games with modern tools and lightning-fast performance.
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Urho3D by the Urho3D Community is a lightweight, cross-platform 2D and 3D game engine built in modern C++. It’s open-source, modular, and well-suited for developers who want high performance, low-level access, and the freedom to customize their engine for games, simulations, or real-time applications.
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