The following resources are all free to use and recommended for game jams. If you don’t know where to start at all with game jamming or game development, check out these articles on game jam success. Then pick your tools from this list and make your prototype!

This page is currently under active development. More tools, links, and details will be added over time. If you have any suggestions for tools to add, contact us.

OSS = Open Source Software

General Purpose Game Systems

Genre-Specific Game Systems

  • RPG Toolkit (JRPGs, OSS) (RPGCode, C++)
  • Puzzle Script (turn-based puzzles, OSS) (Puzzle Script)
  • Inform 7 (text adventures, perpetually to be OSS “soon”) (Inform 7 Natural Language, Inform 6)
  • Twine (adventure books, OSS) (GUI)
  • Adventure Game Studio (point & click graphical adventures) (GUI, AGS Scripting Language)
  • Ren’Py (visual novels, OSS) (Ren’Py, Python)

Game-Related Libraries

  • Audio
    • FMOD (free for one game per 12 months, budget < $500k)
    • Wwise (free for budget < $150k, limited assets)
  • Graphics
    • OGRE (3D, OSS) (C, C++)
  • Physics
    • Box2D (2D, OSS) (C, C++, others?)
    • Bullet (3D, OSS) (C, C++, Python, others?)

Graphics Editors

Audio Editors

  • Audacity (recording, editing, OSS) (cross-platform)
  • BeepBox (synth, OSS) (online only, non-Flash)
  • BFXR (sfx, OSS) (Flash, stand-alone)
  • Bosca Ceoil (synth) (Flash, stand-alone)

Other Editors

  • Tiled (tilemap editor, OSS)

Open/Available Source Projects & Demos

Royalty Free Graphics

Royalty Free Music

Royalty Free Sounds

Tools for consideration: http://ludumdare.com/compo/tools/