Available for 39 hours, proof: https://i.imgur.com/LhiURfR.png
I apologize for the German in that screenshot, too lazy to use VPN to get an IP that provides me with an english page 
Cheers 
got it. I love gog, they are always doing a giveaway
in 3 steps
Choose the game that interests you and play itfor free.
Every game has some quests for which you will receive Soul Gems.
You can exchange your Soul Gems for Steam Wallet top-ups, game keys, CS:GO Skins and other rewards.
You know that on Gamehag you can get real rewards for free, right? Join us, complete walkthrough and get your chest!
https://www.gog.com/game/oxenfree ..... as everything on GOG, it's DRM free, but GOG also has an own launcher named "Galaxy" if you want something like Steam for that platform.