Creative Arts & Technologies

Apache Foundation
Software, Enterprise and Web development (Open Source)

Java Community Process
Software, Development, Open Standards and Extensions of the Java Platform (e.g. JSR-316)

SourceForge.net
Software development, Infrastructure, Community (Open Source)

Eclipse
Software development, Infrastructure, Community (Open Source)

JavaLobby
Software development news and portal

Oracle
Software development, infrastructure, database, cloud

LinkedIn
Business Network portal