https://www.cnet.com/news/play-9-games-for-free-during-steam-spring-cleaning-sale/

Steam wants you to go through your library and play games you haven't gotten around to yet, with the incentive of a new Spring Cleaning badge. Not so into that.

But it's worth getting excited over the fact that Steam's making nine titles free-to-play from today through May 28. They are: