http://www.armaholic.com/page.php?id=22199 – Arma 3 Sync
http://www.armaholic.com/page.php?id=19580 – MCC Sandbox
http://www.armaholic.com/page.php?id=25779 – AGM
http://www.armaholic.com/page.php?id=18767 – CBA
http://www.armaholic.com/page.php?id=27152 – RHS: escalation
http://radio.task-force.ru/en/ – Task force radio
http://www.armaholic.com/page.php?id=27334 – Sub Insurgents
http://alivemod.com/ – Alive: Advanced Light Infantry Virtual Environment
http://www.armaholic.com/page.php?id=23863 – Arma 3 Map Pack (use the Rockhount link – seems to work)