Fonts
Here are some links to some fonts that are mostly for non-commercial purposes.
- Retro styled fonts - Mostly bitmap fonts in TTF
- Fawnt - Top-free font aggregator
- Kernest - Public domain section; uses web fonts, so it takes awhile to load
- Kernest - Creative Commons section
Music
Here are some links to music that you can use for non-commercial purposes.
- Jamendo - Creative Commons
- dig.ccmixter - ccMixter's music for video games section
- Opsound - Creative Commons
- Creative Commons Recommendations - A list of creative commons music websites
Sound Effects
It may take some time to go through these, but there are many resources for creative commons (or in the spirit of CC) sound effects.
- Freesound - An amazing resource for free, CC samples and sound effects
- SoundJay - A diverse set of royalty-free sounds
- FreeSFX - More royalty-free sounds
Images
Here are some links to pictures or sprites that you can use for non-commercial purposes.
- Everystockphoto - Search tool for finding CC content
- Openphoto - Stock photos and concept art under CC
- Google image search - Update the "Usage Rights" field
- Yahoo image search - Update the "Creative Commons" field
Textures
Some nice free textures. Give attribution when you can!
Sprites
Here are some more sprite-oriented images that are under the creative commons.
- Large collection of sprites - Mostly good for RPG/Gauntlet/Graphical rogue-like uses
- Forum post with links - Some are CC, look at licenses
- gamesprites wiki - A few sprites here and there under CC
Corpi
Here are some data sets that might be useful for word based puzzle games.
- COCA - The Corpus for Contemporary American English
- Word Frequency List - Lists of most used English words
Interactive Fiction
Sometimes a game does not really have to be completely, well, a game. The impact of a good narrative can be very powerful. Here are some starting points if you are interested in the art of coding a story. (Although, beware, for you might end up in a maze of twisty little passages, all alike.)
- Inform - (also known as i7) - A fairly robust and popular IF programming language that resembles English. - Compiles to common interpreter code.
- TADS - (Text Adventure Development System)
- ADRIFT - Shareware
Frameworks and Tutorials
Here are some websites that point you toward frameworks that you can use to jump start your game or tutorials to guide you though the usage of such packages.
- PyGame - SDL based python game framework
- One 1st place game was created with this.
- One 2nd place game was created with this.
- One 3rd place game was created with this.
- SDL - A popular C++ based opengl abstraction. Also has media libraries for images and audio.
- One 1st place game was created with this.
- Curses - A terminal abstraction library for text based games. You may not think it is very pretty, but it lets you focus on game mechanics and gives the player a sense of imagination.
- Two 1st place games (theGame and Ascii Ascii Revolution) were created with this.
- Ruby on Rails - For the web-app based game, this Ruby based framework is pretty good at doing a lot with little.
- One 2nd place game was created with this.
- Derelict - A set of bindings to commonly used game development libaries for use with the D programming language.
- One 2nd place game was created with this.
- One 3rd place game was created with this.
- Beej's Guide to Network Programming
- Löve 2D - Lua 2d graphics library