We really want to encourage public goods like OpenGameArt -- please donate some money to Bart’s campaign so we can make free game art available for everyone! OpenGameArt should be your first stop for free art you can use in your jam games, but here’s some other helpful resources.

“If I may be so bold, I would like to personally plug and OpenFL, two open-source projects I regularly contribute to. (OpenFL has an active patreon campaign too!)” -- Lars Doucet

 

Art

• OpenGameArt! -- please donate now!
• Oryx

Audio

• IndieGameMusic.com -- has lots of music to license (free and commercial) for indie games
• Newgrounds Music Portal -- lots of great stuff, similar structure to above
• FreeSound project  -- big resource for freely licenseable sound recordings
• BFXR -- free tool for generating synthesized sound effects (based on )
• Audacity -- free tool for recording, mixing, and editing audio
• -- free music tool
• Bosca Ceoil -- free music tool

Game Frameworks:

• Flixel (AS3) / HaxeFlixel (Haxe)
• • Famous examples: Canabalt, Anodyne, NEO Scavenger, Defender’s Quest
• (AS3) / HaxePunk (Haxe)
• • Famous examples: OffSpring Fling!, Spike: A Love Story
• Phaser (JS) -- popular HTML5 framework, inspired by Flixel
• Otter2D (C#)
• MonoGame (C#)
• PyGame (Python)
• OpenFL (Haxe)
• Flambe (Haxe)
• Unity (C# / JS)

“Game-Makers”:

• Game Maker
• Stencyl
• Twine
• Construct 2

Tools:

• Tiled (map editor)
• Mappy (map editor)
• OgmoEditor (map editor)
• (Animation tool)
• Spine (Animation tool)
• GraphicsGale (Pixel art)