Today I saw that > InfoWorld has announced the winners of the > Bossies Awards. There are several categories. The best open source social networking tool is > Elgg. I have never heard anything about it before. The best open source wiki tool is > MediaWiki. I have never heard anything about it before. The best open source version control tool is > Git. I have never heard anything about it before. The best open source business rule management system is JBoss Drools. I can not remember that I have heard anything about it before. But of course, some tools are well-known, such as > Scalix, > VNC, > WordPress, > Prototype,... :-)