You can still get a free Steam key for Galactic Civilizations I + pay just $1 to get Space Hulk Ascension, Sins of a Solar Empire: Trinity and Galactic Civilizations II: Ultimate Edition, BTA for Planetary Annihilation: TITANS and Rebel Galaxy and more
Bundle Stars Dollar Forever Bundle - a collection of 26 Steam indie games for just $1 (or a bit over one Euro for EU buyers thanks to VAT). It's worth noting that all but one game in this indie collection come with Steam Trading Cards! This PC game bundle will be live for 28 days.
Indie Gala Monday Motivation Bundle 21 is live – This Steam game bundle collects 11 smashing games to motivate you through the week, including City Siege: Faction Island, Cards of Chaos, RunningDead, Vecitas, Toast Time, Brave Furries, Z-Exemplar, Tiles and more
DIG Super Bundle 100 is live! This Steam game bundle collects the following Steam games: BorderZone, Freight Tycoon Inc., Off-Road Drive, Parkan 2, Perimeter and Real Warfare 1242 for $1.49
Indie Gala Virtual Reality Bundle 6 is live - this VR game bundle collects 10 awesome Steam games including 69 Ways to Kill a Zombie, Off-Road Paradise: Trial 4x4, Outrageous Grounds: The Maze, Mountain Mind - Headbanger's VR and more.
There really is a massive choice of Steam games here, and not surprisingly almost all titles are less known indie games but some of them have very good reviews, like Stealth Bastard Deluxe, Arkshot, Jim Power -The Lost Dimension, Cally's Caves 3 and more.