The complete collection of all the Friday Feature links can be found here in this thread.
Mustafar Tokens Of Heroism
PvP Arena's
Junk Loot
Box of Achievments
Assault On Avitar
Chu-Gon Dar Cube
Spice
Space Battles
DNA & Kill Collections
GCW Commendations
R.I.S. Armor Quest
The Beyond Anniversary Celebration
Nym's Starmap
Katarn Armor
Invasions
Master of Force Shui
Vanguard
Cybernetic Deconstruction Arm
Ace of Aces
The Serpent Shard