Game Development Tools
Godot is a fully featured, open source, MIT licensed game engine. It focuses on having great tools, and a visual oriented workflow that can export to PC, Mobile and Web platforms.
Unity is a multi-platform game development tool, designed from the start to ease creation.
Scirra Construct is a 2D game development engine with a focus on building games visually.
GDevelop is an open-source game making software designed to be used by everyone. Any kind of 2D games can be created with it and no programming skills are required to get started. Logic of games are made using visual events.
Unreal Engine is a professional suite of tools and technologies used for building high-quality games across a range of platforms.
Construct 3 is a powerful 2D game development engine which uses Scirra's intuitive event system to allow its users to build all kinds of games and apps.
Stencyl isn't your average game creation software; it's a gorgeous, intuitive toolset that accelerates your workflow and then gets out of the way. We take care of the essentials, so you can focus on what's important - making your game yours. .
Mod DB is the largest website dedicated to supporting independent development of games including user generated game content, mods, addons and DLC.
Hi there! LÖVE is an awesome framework you can use to make 2D games in Lua. It's free, open-source, and works on Windows, Mac OS X, Linux, Android and iOS.
The program is no longer updated. Last version, 0.8.4, released in May 2015, can be still downloaded from the official website.
Polycode is a C++ and Lua framework for building interactive applications. It is free, open source and cross-platform.
Haxe is an open source toolkit based on a modern high level strictly typed programming language, a state-of-the-art light-speed cross-compiler, a complete cross-platform standard...
The RPG Maker software series is a set of game creation suites aimed at easy 2D role playing game creation.
cocos2d-x is a cross platform open source free 2D game engine for mobile gamedev, that is fast and stable, easy to learn and use.
[Multimedia Fusion 2 has been replaced by Clickteam Fusion 2.5.]Game and software creation has never been easier or quicker than with Clickteam Fusion 2.5!
Urho3D is a lightweight, cross-platform rendering and game engine implemented in C++ and released under the MIT license. Greatly inspired by OGRE and Horde3D.
Tiled is a general purpose tile map editor.
Design your own computer games with a drag-and-drop event/action system, and introduce yourself to coding at your own pace.
Verge3D is a powerful and intuitive toolkit which allows 3ds Max or Blender artists to create immersive web-based experiences.
The official website and the service are no longer available. Their last tweet ("Farewell and goodnight" - https://twitter.com/geosophers/status/507944334394548224 ) has been posted in September 2014.
Geosophic offers location based leaderboards for free for mobile game developers.
Create your own mobile apps & 3D multiplayer games with our super-easy design tools for iOS, Android, Windows Phone and HTML5! Less programming, more playing.
ENIGMA, the Extensible Non-Interpreted Game Maker Augmentation, is an open source cross-platform game development environment derived from that of the popular software...
Bring your game ideas and concepts to life with 001 Game Creator, which gives you the power to create a variety of game genres.
Adobe Flash Builder is designed to help software developers rapidly develop cross-platform rich Internet applications (RIAs) and content using the open source Flex framework.