Currently there's the

• TRex project area
• Developers setup
• TRex planning
• Common subroutines (TRex::Common)
• Localization (TRex::L10N)
• Storage
  • TRex internal storage API (TRex::Storage)
  • E-mail storage API (3rd.party) (TRex::Storage::EMail)
• Messaging
  • Sending/Receiving API (TRex::SendRecv)
  • Internal API for receiving protocols (TRex::SendRecv::nullRecv)
  • Internal API for sending protocols (TRex::SendRecv::nullSend)
• Security
  • Rules for secure programming
  • Secure development (TRex::Sec)
  • Pluggable Authentcation Module (TRex::PAM)