db4o is the leading open source object database.
Why make your software more complex than necessary? Embed db4o's native Java or .NET object database engine in your product and enjoy true object-orientation.
Downloads for Java, .NET and Mono.
Interactive(!) tutorial included.
This project has the following developers:
New HTML Parser: The long-awaited libxml2 based HTML parser code is live. It needs further work but already handles most markup better than the original parser.
Keep up with the latest Advogato features by reading the Advogato status blog.
If you're a C programmer with some spare time, take a look at the mod_virgule project page and help us with one of the tasks on the ToDo list!