Rock, Paper, Shotgun has teamed up with Bundle Stars and they’re giving away 250,000 free Steam keys for Nosferatu: Wrath Of Malachi. See more details here.
Games Republic is giving away Anomaly: Korea Free for Steam to celebrate their first birthday. You can also get Anomaly 2 free with your first purchase. There’s also a discount code available for 15% off. The code is 1ST-BIRTHDAY-15OFF.
Indie Gala is giving away SHADOWS ON THE VATICAN ACT I: GREED Free for Steam at their Store page. Scroll halfway down the store page to see the free game offer.
Indie Gala is giving away Mechanic Escape free for Steam at their Indie Gala Store page. Just scroll to the bottom of the page to see the free offer. Subscribing to their newsletter is optional.
Splitplay, which appears to be a Portugese site is giving away Soul Gambler Free for Steam. Here’s the Steam store link for the game. Site is getting hammered from Reddit apparently so you might have some problems signing up.
Indie Gala is giving away Pixel Puzzles Japan Free at their Indie Gala store. This was giving away free a couple of weeks ago so you might have this one already.