GameDev Market - a community-driven marketplace that connects indie game developers with talented asset creators.
Upando - Marketplace with lots of resources for game developers.
2D 工具
Spritesheet Tools
ShoeBox - ShoeBox is a free Adobe Air based app for Windows and Mac OSX with game and ui related tools. Each tool uses a drag and drop - or clipbord interaction for a quick workflow.
Spine - Spine is dedicated to 2D animation, providing an efficient workflow both for creating amazing animation and for integrating it into your games.
Fusion Character Animator - small tool for Clickteam Fusion 2.5 to facilitate the animation of 2D character sprites for developers.
Vector/Image Editor
Inkscape - An open-source vector graphics editor similar to Adobe Illustrator, Corel Draw, Freehand, or Xara X.
Krita - Krita is a KDE program for sketching and painting, offering an end-to-end solution for creating digital painting files from scratch by masters.
Gimp - GNU Image Manipulation Program. It is a freely distributed piece of software for such tasks as photo retouching, image composition and image authoring.
Ormr - Ormr is a fast, light-weight, cross-platform procedural graphics editor.
Paint.NET - Paint.NET is free image and photo editing software for PCs that run Windows.
PyxelEdit - Pixel art editor designed to make it fun and easy to make tilesets, levels and animations.
Cocos2d-x - a C++ OpenGL 2D and 3D game engine. Uses C++ but has JS and Lua bindings. Target all the major mobile platforms and operating systems. Additional tools CocoStudio and Cocos Code IDE.
Construct 2 - an HTML5 game maker, meaning you are not actually writing JavaScript. Instead, you use actions, events and conditions to do the heavy lifting.
ImpactJS - Impact is a JavaScript Game Engine that allows you to develop stunning HTML5 Games for desktop and mobile browsers.
Ejecta - A Fast, Open Source JavaScript, Canvas & Audio Implementation for iOS.
PixiJS - is a newcomer HTML5 game renderer - first released in early 2013. A main appeal of the engine is its use of WebGL for faster performance. If WebGL isn't supported, the engine falls back to standard canvas.
GameMaker - GameMaker accommodates the creation of cross-platform video games using drag and drop or a scripting language known as Game Maker Language, which can be used to develop more advanced games that could not be created just by using the drag and drop features.
Phaser - free and fast 2D game framework for making HTML5 games for desktop and mobile web browsers, supporting Canvas and WebGL rendering.
Cocos2D - graphic library for games and multimedia, for python language
Loom SDK - 2D mobile app and game framework with live reload of code and assets, AS3/JS/C#-like scripting language, and powerful 2D rendering and UI framework. Open source with paid "Turbo" service.
Lycheejs - JavaScript Game library that offers a complete solution for prototyping and deployment of HTML5 Canvas, WebGL or native OpenGL (ES) based games inside the Web Browser or native environments.
MelonJS - open source light-weight HTML5 game engine.
LimeJS - HTML5 game framework for building fast, native-experience games for all modern touchscreens and desktop browsers.
EnchantJS - A simple JavaScript framework for creating games and apps.
Stencyl - a game creation platform that allows users to create 2D video games for computers, mobile devices, and the web.
RPGMaker - series of programs for the development of role-playing games.
FlashPunk - free ActionScript 3 library designed for developing 2D Flash games.
Flixel - an open source game-making written in ActionScript3.
Corona SDK - A Cross-Platform Mobile App Development for iOS and Android.
Gideros - A Cross-Platform framework to create Mobile Apps and games for iOS, Android using Lua programming language.
MOAI - Cross-Platform framework designed for pro game developers to create iOS, Android, Windows, Linux, Chrome and OSX games using C++, OpenGL and Lua scripting.
GameSalad - Game Creation Engine for Mac and Windows.
Agen - Cross-Platform framework for making 2D games with Lua, compatible iOS, Mac and Windows devices.
KiwiJS - a fun and friendly Open Source HTML5 Game Engine. Some people call it the WordPress of HTML5 game engines
Turbulenz - Turbulenz offers the ability to build, publish, iterate and monetise high-quality games that react like no others, with immersive 3D effects and real-time physics that open up a whole new world of unprecedented and extraordinary web content.
voxel.js - voxel.js is a collection of projects that make it easier than ever to create 3D voxel games like Minecraft all in the browser.
Audiosauna - transforms your web browser into a fast and flexible music production studio with built in synthesizers and live effects.
musagi - open source, fairly large and sophisticated music editor and synthesizer
MadTracker - a powerful and efficient approach to making music. Versatility and compatibility are guaranteed due to full VST™, ASIO™ and ReWire™ support.
MilkyTracker - open source, multi-platform music application for creating .MOD and .XM module files.
FamiTracker - free windows tracker for producing music for the NES/Famicom-systems.
Bfxr - A tool to make make sound effects for computer games.
jfxr - A JavaScript port of the Bfxr sound effect generator.