These are some old projects that used to be hosted on Google Code.
- Chinese Vocabulary - A project to generate Chinese vocabulary flashcards to use with Mnemosyne
- TickingTest - A unit testing library for multi-threaded code in .NET
- Chinese Tweets - Twitter updates in Chinese for reading practice
- FortunePuzzles - Word puzzles that stick to your forehead
- TimeTravellersTowTruck - Guide your rescuers to find you in time.
- ChineseSources - A list of data sources for the ChineseVocabulary project.
You can find a list of more recent projects at my GitHub page.