Sun Microsystem today announced details around its second annual CommunityOne conference that will be held May 5, 2008 at Moscone Center in San Francisco. In addition, Sun will host its fifth Sun Startup Camp(SM) event May 4-5, 2008, as part of CommunityOne. CommunityOne is a free, one-day event that allows developers and students to benefit from the innovation and choice of the free and open source ecosystem. CommunityOne will offer more than 70 sessions led by contributors and committers of more than 30 different open source and community projects; from chip design to operating systems, to web servers and databases, to scripting languages and tools.