Related sites:

• asterisk.org

  Open Source Communications Software | Asterisk Official Site

  

• kannel.org

  Kannel: Open Source WAP and SMS Gateway

  

• openstack.org

  Build the future of Open Infrastructure.

  

• playsms.org

  Free and Open Source SMS Gateway

  

• asttecs.com

  IP PBX System | Call Center Dialer & Auto Dialer Software | Business & Offices

  

• gluu.org

  Gluu

  

• broadleafcommerce.com

  Open Source Enterprise eCommerce Platform - Broadleaf Commerce