database with free games released

http://forums.steampowered.com/forums/showthread.php?t=851573
https://www.steamprices.com/us/search/?preset=free

tks but I mean the games that have been given away... for example from indiegala, humble bundle, bundlestar - facebook giveaways ecc

how about this
http://www.epicbundle.com/article-category/for-free
http://www.topgamespro.com/free_tracker.html

but i suggest you not to click the links in their site...its a referral links...
make this as your references only...

Something like this?