ellisonleao/magictools

Gaming 11 days ago 10.3k

🎮

📝 A list of Game Development resources to make magic happen.

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Sep 20th

Code

Engines and Frameworks

🎉 Grid stars665 - A multiplayer-first game engine for Lua.

:tada [axys] (https://github.com/axys1/axys stars242) - A fork of Cocos2d-x-4.0, it has Full Support OpenAL for all platforms, single texture multi GPU texture handler and C++ 17.

Sep 9th

Code

Engines and Frameworks

🆓 SceneKit - Apple proprietary 3D game engine (available on macOS, iOS, iPadOS, tvOS and watchOS).

🆓 SpriteKit - Apple proprietary 2D game engine (available on macOS, iOS, iPadOS, tvOS and watchOS).

Sep 7th

Code

Engines and Frameworks

🎉 JNGL stars85 - a 2D open-source game engine. Develop on Linux, Windows, OS X. Deploy to Nintendo Switch, Xbox, Linux, Windows, OS X, Web, Android, iOS and more.

Jun 15th

Must see

Game Jams

GMTK Game Jam - Popular yearly game jam

Jun 13th

Code

Engines and Frameworks

🎉 Screen 13 stars81 - An easy-to-use Vulkan rendering engine. Provides a render graph for Rust.

Apr 1st

Code

Engines and Frameworks

💰 Construct - an HTML5 game maker, meaning you are not actually writing JavaScript. Instead, you use actions, events and conditions to do the heavy lifting.

💸 Unreal Engine 4 - the new game engine technology developed by Epic Games.

Mar 27th

Code

Engines and Frameworks

💸 Leadwerks - Easy-to-learn game engine for 3D and VR.

Feb 26th

Code

Engines and Frameworks

🎉 Pyxel stars10.5k - a retro game engine for Python.

Feb 13th

Code

Engines and Frameworks

🎉 ct.js — this 2D game engine makes learning programming fun and game development easy by its visual tools, good docs, and flexible, modular library.

Feb 2nd

Graphics

Animation

🆓 GraphicsDale - Powerful tool for spriting and pixel art.

Jan 31st

Code

Engines and Frameworks

🎉 macroquad stars1.7k - The cross-platform game engine in Rust.

Jan 23rd

Code

Engines and Frameworks

🆓 Cocos Creator - Cocos Creator, a free cross-platform game development editor supporting Cocos2d-js, helps developers build 2D and 3D game scenes, edit game UI and other game resources quickly and efficiency.

💸 CopperCube - CopperCube is an all-in-one 3D game engine.Very easy to use.

🎉 Defold - Free 2D Game Engine for Cross-Platform Publishing

🆓 Lumberyard - Amazon Lumberyard is a free AAA game engine deeply integrated

🎉 nuklear stars6.1k - A single-header ANSI C immediate mode cross-platform GUI library.

🎉 OpenXRay stars2.1k - a community-modified X-Ray engine used in S.T.A.L.K.E.R. game series.

🎉 Pixel Vision 8 stars1.4k - Pixel Vision 8's core philosophy is to teach retro game development with streamlined workflows. PV8 is also a platform that standardizes 8-bit fantasy console limitations built on top of the open-source C# game engine based on MonoGame.

Graphics

Spritesheet Tools

🎉 EzSpriteSheet stars12 - Creates sprite sheets from animated GIFs and more

Jan 12th

Board Games

🆓 Iterary - Board Game Design Tool.

Oct 1st, 2021

Code

Engines and Frameworks

🎉 Stride - Open Source C# Game Engine.

Aug 23rd, 2021

Code

Engines and Frameworks

🎉 Solar2D - A Lua based game engine with focus on ease of iterations and usage.

🎉 boardgame.io stars9.2k - State management and multiplayer networking for turn-based games.

Jul 30th, 2021

Code

Engines and Frameworks

🆓 Mini Micro - Mini Micro is a fantasy computer for making, playing and sharing 2D games and programs written in the modern MiniScript language.

Jul 1st, 2021

Graphics

Assets/Placeholders

🆓 Poly Pizza - 6000+ free low poly models

Jun 21st, 2021

Code

Engines and Frameworks

🎉 Solarus - Cross-platform 2D Action/Adventure C++ game engine with Lua API and game editor.

Jun 7th, 2021

Graphics

Vector/Image Editor

🎉 LibreSprite - LibreSprite is an open source fork of Aseprite.

💰 Affinity Designer - Vector graphics editor with a bunch of features which also supports Adobe file formats

💰 Affinity Photo - Photo and raster graphics editor which works together with Adobe file formats and Affinity Designer

💸 Aseprite - animated sprite editor & pixel art tool.

🎉 Gimp - GNU Image Manipulation Program. It is a freely distributed piece of software for such tasks as photo retouching, image composition and image authoring.

🎉 Inkscape - An open-source vector graphics editor similar to Adobe Illustrator, Corel Draw, Freehand, or Xara X.

🎉 Krita - Krita is a professional FREE and open source painting program. It is made by artists that want to see affordable art tools for everyone.

🆓 Multipaint - A cross-platform (Win, Linux, Mac) image editor/painter which covers the color limitations of 8-bit machines (like C64, ZX Spectrum etc.)

💰 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.

💰 Pickle - Another Pixel art Editor.

🎉 PiskelApp - Free Online Pixel Art and Animated Sprite Tool.

Pixelmator - Full-featured image editing app for the Mac

💰 Pixen stars931 - Pixel Art Editor for OSX

🆓 project one - A picture converter and editor for the Commodore 64 covering different graphics mode of this computer. Windows only

💰 PXL8 - A cross platform (Windows, Mac, Linux) pixel art editor in development which aims to be distraction free

💰 PyxelEdit - Pixel art editor designed to make it fun and easy to make tilesets, levels and animations.

🆓 REXPaint - a powerful and user-friendly ASCII art editor.

🎉 rx - a modern & minimalist pixel editor

🆓 Tilemancer - A quick procedural tile creator designed for pixel-art games.

🆓 Timanthes - A pixel art editor for the Commodore 64 computer running on Windows

Charas - Charas is a charset generator for RPG Maker.

🆓 Spritemate - Online Editor for Commodore 64 Sprites

💰 Pixelator - Turn any image into fancy pixel-art

Graphics

Tile/Level Editors

🎉 OGMO Editor- generic level editor.

🆓 ArrayPainter - Array Painter is the easiest and fastest way to make 2D arrays ready for copy pasting into your own program.

💰 AutoTileGen - AutoTileGen is an automatic tileset generator for 2D game terrains.

🎉 LDtk - LDtk is an open-source 2D level editor for indie devs, with a strong focus on user-friendliness.

🎉 Overlap2D stars774 - a 2D level and UI editor with an engine agnostic philosophy.

🎉 Tiled - free, easy to use and flexible tile map editor.

Graphics

Assets/Placeholders

🆓 2D Cartoon Mobile Game UI Pack - cartoon user interface asset pack. It comes as a layered psd file.

🆓 420 Pixel Art Icons for RPGs - Set of 420 RPG icons, free for commercial use.

🆓 Blender 3D models - 3D models, particle systems/effects

💸 CGTextures - A large collection of textures.

💸 GameDev Market - a community-driven marketplace that connects indie game developers with talented asset creators.

🆓 Games-Icons Set - free icons for your games.

🆓 Iconmonstr - Another free icons resource for your games.

💸 Kenney Assets - Royalty free assets

🆓 Liberated Pixel Cup assets - Free graphic assets of the Liberated Pixel Cup (LPC) held by the OpenGameArt forums

🆓 Matcaps stars1.5k - A Huge library of matcap textures in PNG and ZMT, organized by color.

🆓 OpenClipart - Collection of free cliparts.

🆓 OpenGameArt - a media repository intended for use with free software game projects.

💰 Oryx Design Lab - Cheap high quality royalty free sprites

💸 PlainTextures - Free high resolution textures, brushes and photos

🆓 Reiner's Tilesets - A blog with free 2D and 3D graphics.

🆓 Sketchfab - Publish & embed interactive 3D models.

🆓 SpriteLib - a collection of static and animated graphic objects (also commonly known as sprites).

🆓 StickyPNG - Free transparent PNG images.

🆓 TextureHaven - Free textures with additional maps like displacement and bump maps. Also HDRIs.

🆓 TextureKing - Free material stock textures

💸 Vecteezy - Free Vector Art.

Graphics

Spritesheet Tools

🎉 Cheetah-Texture-Packer stars218 - High efficient and fast 2D bin packing tool

🎉 Libgdx Texture Packer - Texture Packer built into Libgdx

🆓 Littera - Bitmap font generator

🆓 ShoeBox - Adobe Air based app with game and ui related tools.

🎉 Sprite Sheet Packer stars194 - Combine multiple images into a single sprite sheet and generate a txt map of it.

💸 TexturePacker - Great spritesheet creation editor.

🎉 Tilesplit stars0 - CLI text-based tilesheet splitter and namer. Turn a spritesheet into many separate files with names you pick, or not if you don't care. Support templates and textures that are not all the same size.

Graphics

Bitmap Compression

🎉 ImageAlpha — Mac OS X GUI for pngquant and other tools

💸 Kraken.io - robust, ultra-fast image optimizer and compressor with best-in-class algorithms.

🆓 PNGGauntlet - Smash PNGs for faster sites

🆓 PNGoo - Windows GUI for batch conversion.

🎉 Pngyu - simple PNG image file compression tool.

🎉 SuperPNG Photoshop plug-in — Mac and Windows. Comparison with "Save for Web"

💸 TinyPNG - Advanced lossy compression for PNG images that preserves full alpha transparency.

Graphics

Texture Tools

💰 FilterForge - A plugin for Adobe Photoshop that allows you to build your own filters.

🆓 Live Normal - An Android and iOS app for generating seamless materials on the go. You take a photo, and Live Normal creates a tile-able texture and generates texture maps ready for a PBR engine of your choice.

💰 PixPlant - PixPlant is a smart 3D texturing tool that creates high quality normal, displacement, specular maps and seamless textures from photos.

Graphics

Character Generators

🆓 Charas - Charas is a charset generator for RPG Maker.

Graphics

Animation

💰 Fusion Character Animator - small tool for Clickteam Fusion 2.5 to facilitate the animation of 2D character sprites for developers.

💰 Spine - Spine is dedicated to 2D animation, providing an efficient workflow both for creating amazing animation and for integrating it into your games.

💰 Spriter Pro - Modern tool for sprite animation.

🎉 DragonBones - The Open Source 2D skeleton animation solution for Flash

🎉 LWF - Lightweight SWF. LWF is an animation engine which can play animation data converted from FLASH contents in HTML5, Unity, Cocos2d-x, iOS UIKit, and more.

💰 Mixamo - tool for auto auto rigging and animation of 3D humanoid models,

Graphics

Modeling

🎉 Blender

🆓 MakeHuman

🆓 sculptris

💰 Maya

💰 3ds Max

💰 modo

🆓 Clara.io

💰 ZBrush

Graphics

Terrain Generators

🆓 Canyon Terrain Editor - Create quality, realistic terrain quickly and intuitively

🎉 DEM Net Elevation API - Live 3D textured terrain generation from real data - export height/normal maps, glTF, OBJ, STL

🎉 Fracplanet - Fractal planet and terrain generator

💰 World Creator - Procedural terrain and landscape generation on the GPU in real time, simulation of erosion and sediment, beautiful editor. much more

💰 World Machine - Procedural terrain creation, simulations of nature, and interactive editing

Graphics

Voxel Editors

🎉 goxel stars2.3k

🆓 MagicaVoxel

🆓 Q-Block

🆓 Sproxel

Code

Engines and Frameworks

🎉 Allegro - Allegro 4 & 5 are cross-platform, open source, game programming libraries, primarily for C and C++ developers.

🎉 Amethyst - Data-driven game engine written in Rust for 2D & 3D using gfx-rs.

🎉 amulet - A free Lua-based audio/visual toolkit suitable for small games and experimentation. It runs on Windows, Mac, Linux, HTML5 and iOS.

🎉 Astera stars258 - 2D C99 Cross Platform Game Library / Framework

🎉 Azul3D - A 3D engine written in Go.

🎉 Babylon.js - Javascript 3D Library.

🎉 Bevy - A refreshingly simple data-driven game engine built in Rust

🎉 bgfx stars12.2k - Cross-platform, graphics API agnostic, "Bring Your Own Engine/Framework" style rendering library.

🎉 bitsy - A little editor for little games or worlds. The goal is to make it easy to make games where you can walk around and talk to people and be somewhere.

🎉 Bladecoder stars533 - Classic point and click adventure game engine and editor.

💸 Blend4Web - A Javascript framework for creating and displaying interactive 3D computer graphics in web browsers.

🎉 Blitz3D stars225 3D basic-like programming language for fast 3D desktop games.

🎉 Box2D - A 2D Physics Engine for Games.

🎉 Bullet - Real-time physics simulation.

🎉 Chipmunk C#stars67 - C# implementation of the Chipmunk2D lib.

🎉 Chipmunk2D - A fast and lightweight 2D game physics library.

🎉 Cinder - Cinder is a community-developed, free and open source library for professional-quality creative coding in C++.

🎉 Cocos2D stars612 - graphic library for games and multimedia, for python language

🎉 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.

🎉 Coquette - A micro framework for JavaScript games. Handles collision detection, the game update loop, canvas rendering, and keyboard and mouse input.

🎉 Dash stars416 - A free and open 3D game engine written in D.

🎉 Dear Imgui stars41.9k - A bloat-free immediate mode GUI for C++ with minimal dependencies.

🎉 DEM Net Elevation API C#stars214 - Terrain generation from real data with textures, normal maps, glTF, OBJ, STL support

🎉 Diligent Engine stars2.5k - A modern cross-platform low-level graphics library that supports Direct3D11, Direct3D12, OpenGL/GLES, and Vulkan.

🎉 E.B.U.R.P - The Eight-Bit Universal Role Playing Engine

🎉 ENGi stars397 - A multi-platform 2D game library for Go.

🎉 engo - Engo is an open-source 2D game engine written in Go.

🎉 Ebiten - A dead simple 2D game library in Go.

🎉 ecs-lib stars140 - ecs-lib is a tiny and easy to use ECS (Entity Component System) library for game programming. It's written in Typescript but you can use on node.js and web browser too.

🎉 Ejecta - A Fast, Open Source JavaScript, Canvas & Audio Implementation for iOS.

🎉 EnTT stars7.2k - Gaming meets modern C++, a fast and reliable entity-component system (ECS) and much more

🎉 FXGL stars2.8k - A JavaFX/Kotlin game engine for Win/Mac/Linux.

🎉 Farseer stars582 - a collision detection system with realistic physics responses.

🎉 Flame stars7k - a minimalist game engine for Flutter

🎉 FlashPunk - free ActionScript 3 library designed for developing 2D Flash games.

💰 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.

🎉 gameplay - A free, open-source, cross-platform, 2D + 3D game framework written in C++. It is aimed towards indie game developers who are creating desktop and mobile games.

💸 GameSalad - Game Creation Engine for Mac and Windows.

🎉 GB Studio - A free and easy to use retro adventure game creator for your favourite handheld video game system.

🎉 GDevelop - An open-source, cross-platform 2D game engine designed for everyone - it's extensible, fast and easy to learn.

🎉 ggez - A Rust library to create Good Games Easily.

🎉 Gideros - A Cross-Platform framework to create Mobile Apps and games for iOS, Android using Lua programming language.

🎉 Glide Engine stars415 - Engine for making 2d games on iOS, macOS and tvOS in Swift programming language, with practical examples and tutorials.

🎉 Godot - An advanced, feature-packed, multi-platform 2D and 3D open-source game engine.

🎉 Gorgon - A 2D rendering API for .NET, written in C#.

🎉 HaxeFlixel - Create cross-platform games easier and free.

🎉 Heaps - Cross platform graphics for high performance games.

🎉 Horde3D - small open source 3D rendering engine.

🎉 iio.js stars454 - A javascript library that speeds the creation and deployment of HTML5 Canvas applications

🎉 ImpactJS - Impact is a JavaScript Game Engine that allows you to develop stunning HTML5 Games for desktop and mobile browsers.

🆓 Inform7 - A design system for interactive fiction based on natural language.

🎉 Ink - Scripting language for writing interactive narrative.

🎉 Irrlicht - open source high performance realtime 3D engine written in C++.

🎉 Jitter stars20 - a fast and lightweight physics engine written in C#.

🎉 jMonkeyEngine 3 - a 3D open-source game engine for adventurous Java developers.

🆓 JPCT - jPCT is a 3D engine for desktop Java and Google's Android.

🎉 Juno stars17 - Clean and lightweight 2D game framework written in TypeScript

🎉 Juno stars153 - Framework for making 2D games with chunky pixels in Lua

🎉 Kivent - A 2D game framework for Kivy.

🎉 Kivy - Cross platform Python framework for creating apps and games for Linux, Windows, OS X, Android and iOS

🎉 KogGE - Modern Multiplatform Game Engine for Kotlin. Write games for the JVM, JavaScript, Android and iOS in no time using Kotlin.

🎉 LibGDX - Powerful (totally free) library for Java, code once and run the game on desktop, Android, Web, and iOS.

🎉 LimeJS - HTML5 game framework for building fast, native-experience games for all modern touchscreens and

🎉 LITIengine - 2D Java Game Engine. It provides all the infrastructure to create tile based 2D games with plain java

🎉 LumixEngine stars2.9k - 3D Game engine built on C++.

🎉 Lums stars28 - A 2D / 3D framework written in C++11. Very efficient and modern. Still under heavy development.

🎉 LÖVE - Lua 2D Game Engine.

🎉 MINX stars14 - Open Source 2D game framework written in C++ (to the style of XNA)

🎉 Magnum - a lightweight and modular 2D/3D graphics/game engine written in C++11

🎉 Matter.js - a 2D physics engine for the web.

🎉 MelonJS - open source light-weight HTML5 game engine.

🎉 Monogame - Open Source implementation of the Microsoft XNA 4 Framework.

🎉 Nakama stars6.3k - Distributed server for social and realtime games and apps.

🎉 nCine - A cross-platform 2D game engine with an emphasis on performance, written in C++11 and optionally scriptable in Lua.

🆓 NodeBox - a family of Python tools to create generative design.

🎉 ÖbEngine stars632 - 2D Game Engine with Lua Scripting made on top of SFML !

🎉 ODE - ODE is an open source, high performance library for simulating rigid body dynamics.

🎉 Ogre3D - is a scene-oriented, real-time, flexible 3D rendering engine (as opposed to a game engine) written in C++.

🎉 OpenFL - Open Source Haxe Engine for making multi-platform games.

🎉 openFrameworks - An open source and free C++ toolkit for creative coding.

🎉 OpenRA - OpenRA is a Libre/Free Real Time Strategy Game Engine.

💰 PICO-8 - A fantasy console for making, sharing and playing tiny games and other computer programs.

🎉 p2.js - JavaScript 2D physics library

🎉 Panda3D - a framework for 3D rendering and game development for Python and C++ programs.

🎉 Phaser - free and fast 2D game framework for making HTML5 games for desktop and mobile web browsers, supporting Canvas and WebGL rendering.

🎉 phina.js - A JavaScript game library that makes it easy to create games and tools.

🎉 Piston - a modular open source game engine written in Rust.

🎉 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.

🎉 Planck.js - 2D JavaScript physics engine for cross-platform HTML5 game development.

💸 PlayCanvas - A WebGL Game Engine.

🎉 Polycode - Open-Source Framework for creating games in C++ (with Lua bindings).

🎉 Processing - Processing is a programming language, development environment for artists, designers, researchers.

🎉 PuzzleScript - open-source HTML5 puzzle game engine.

🎉 PyGame - a 2D game engine in Python.

💰 RPGMaker - series of programs for the development of role-playing games.

🎉 Rajawali stars2.2k - Android OpenGL ES 2.0/3.0 Engine

🎉 raylib - a simple and easy-to-use library to enjoy videogames programming, hardware accelerated with OpenGL (1.1, 2.1, 3.3 or ES 2.0)

🎉 Ren'Py - An open-source visual novel engine using the Python language in simplified form. It supports Windows, Mac OS X, Linux, Android and iOS.

🎉 Rpgboss - A 2d rpg game engine and editor based on scala and libgdx. Ease of use, with no programming knowledge.

🎉 SDL - SDL is a cross-platform library designed to provide low level access to audio, keyboard, mouse, joystick, and graphics hardware via OpenGL and Direct3D.

🎉 SFML - Simple and Fast Multimedia Library.

🎉 Spring - A powerful free cross-platform RTS engine.

🎉 Stage.js - Lightweight and fast 2D HTML5 rendering and layout engine for cross-platform game development.

🎉 Starling - The GPU powered 2D Flash API

💸 Stencyl - a game creation platform that allows users to create 2D video games for computers, mobile devices, and the web.

🎉 Superpowers - HTML5 Collaborative 2D/3D Game Maker

🎉 TIC-80 - TIC-80 is a fantasy computer for making, playing and sharing tiny games.

🎉 Three.js - Javascript 3D Library.

🎉 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.

🎉 Twine - Downloadable or browser-based game development platform that allows users to create linked story paths. Not just text-based, Twine supports music, images, and sound effects. Very little coding knowledge required for basic text adventure games.

💸 Unity 3D - A development engine for the creation of 2D and 3D games and interactive content.

🎉 Urho3D - Cross-platform rendering and game engine.

🎉 ursina - A game engine powered by python and panda3d.

🎉 Vassal - Vassal is a game engine for building and playing online adaptations of board games and card games. Play live on the Internet or by email. Vassal runs on all platforms, and is free, open-source software.

🎉 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.

🎉 Wave - Cross-platform engine written in C#.

🎉 Wolf RPG Editor English - open source editor for RPG Maker style gamesl

🎉 WhiteStorm.js stars5.9k - 3d javacript framework for building apps and games

Code

AI

🎉 Fluent Behaviour Tree stars334 - C# behaviour tree library with a fluent API released under MIT.

🎉 SimpleAI stars165 - C++11 behaviour tree based library with a QT5 based remote debugger (and with optional LUA bindings) released under MIT.

Audio

Collections

🆓 Free Game Sounds - Archive of all kinds of royalty-free game sounds.

🆓 Freesound - collaborative database of Creative Commons Licensed sounds.

🆓 Musopen - Royalty free music.

🆓 Octave - free library of UI sounds.

🆓 PacDV - royalty free sounds collection.

🆓 SoundBible.com - Royalty-free, searchable archive of sound effects under various licenses.

Audio

Music and Audio Editors

🎉 Audacity - open source, cross-platform software for recording and editing sounds.

🆓 Audiosauna - transforms your web browser into a fast and flexible music production studio with built in synthesizers and live effects.

🆓 Audiotool - Online music producer.

🆓 Bfxr - A tool to make sound effects for computer games.

🆓 Bosca Ceoil - Online (and also desktop) music producer made by Terry Cavanagh. Simple, intuitive, has a distinctive retro-ish sound.

🆓 ChipTone - Online sound effect generator

🆓 FamiTracker - free windows tracker for producing music for the NES/Famicom-systems.

🎉 jfxr - A JavaScript port of the Bfxr sound effect generator.

🎉 LMMS - Cross-platform music production software.

🆓 MadTracker - a powerful and efficient approach to making music. Versatility and compatibility are guaranteed due to full VST™, ASIO™ and ReWire™ support.

🎉 MilkyTracker stars1.3k - open source tracker for Mac/Linux/Windows platforms.

🎉 musagi - open source, fairly large and sophisticated music editor and synthesizer

🎉 Sekaiju - Open Source MIDI sequencer.

🆓 Soundation - Online Professional music studio.

🆓 SunVox - a small, fast and powerful modular synthesizer with pattern-based sequencer (tracker).

💰 Resemble - Resemble's voice cloning engine within Unity

Board Games

🆓 Boardgamizer - Board Game Design Idea Generator.

🎉 RPTools - a brand of open-source programs designed to enhance traditional pen-and-paper role playing games.

Must see

Blogs and Portals

Amit's Game Programming

Designer Notes

Emanuele Feronato's Blog

Gamasutra

Game Development on StackExchange

GameDevs.org

GameJolt

Greenlit Gaming

HTML5 Game Devs Forum

HobbyGameDev

Html5 Game Development

Slidedb - On Slide DB we give developers a community they can share their ideas with and showcase the work they are doing, beyond the basic app stores and the highly contested "top charts".