Bundle keys:

The 39 steps
A New Beginning - Final Cut
Alien Shooter 2 Conscription
Avencast
Bastion
Batman™: Arkham Asylum GOTY
Brütal Legend
Burnout Paradise: The Ultimate Box
Cities in Motion 2
Crusader Kings II
Dead Space
Death to Spies: Gold (both games from the serie)
Dungeons - The Dark Lord
Earth 2160
Edna & Harvey: Harvey's new eyes
English Country Tune
Ether Vapor Remaster
Europa Universalis III Complete
Faerie Solitaire
Fairy Bloom Freesia
F.E.A.R. 2: Project Origin
F.E.A.R. 3
The First Templar
Garry's Mod
Garshasp: Temple of the Dragon
Gettysburg
Gorky 17
Hacker Evolution Duality
Hammerfight
Hard Reset Extended Edition
Huntsman: The Orphanage
iBomber Defense Pacific
The Lord of the Rings: War in the North
Lucius
Magicka
Mark of the Ninja
Men of War: Red Tide
Mirror's Edge
Musaic Box
Naval War: Arctic Circle
Nightsky
Oil Rush
Orcs Must Die! GOTY
Orcs Must Die! 2 Complete Collection
Pacific Storm
Patrician IV Steam Special Edition & Rise of a Dynasty DLC
pid
Planets Under Attack
Red Orchestra 2: Heroes of Stalingrad - GOTY
Reign: Conflict of Nation
Rig 'n' Roll
Sacraboar
Saira
Satazius x2
Septerra Core
Serious Sam HD: The First Encounter
Serious Sam HD: The Second Encounter
Serious Sam: Double D
Serious Sam: Random Encounter
Sol Survivor
Space Pirates and Zombies
Starvoid
Star Wolves 3
Thomas Was Alone
Two Worlds II & Two Worlds II - Pirates of the Flying Fortress
Yumsters 2: Around the world
UFO: Extraterrestrials Gold
Vessel
Waking Mars
Warlock - Master of the Arcane
Worms Blast
Worms Crazy Golf
Worms Pinball
The Whispered World

Desura keys:

8 Bit Commando
Battlemass
Battlepaths
Beep
Cherry Tree High Comedy Club
Chester
Chompy Chomp Chomp
Cognition Episode 1: The Hangman
Cognition Episode 2: The Wise Monkey
Da New Guys
Doom & Destiny
Eleusis
Ether Vapor Remaster
Fairy Bloom Freesia
Frozen Synapse
Gemini Rue
The Golden Jubilee Bundle
HIB #2
HIB #3
IR The Golden Jubilee bundle
Laxius Force I
Livalink
Miner Warfare
Oniken
Paranautical Activity
Particulars
Pitman
Plith
RADical ROACH
Reflex
Satazius
Zafehouse: Diaries