On nanochess.org you can see their re-issues of Retro Games.
That is: Games re-published in the past few years, for the Colecovision platform.
Also, this charming Jeff Minter (Llamasoft) game:
I learned about this because I follow amazing programmer and writer Jess Frazelle on social media. You should follow her sometimes-updated weblog. If you like.
Today, at Silverorange, I saw a Coleco Adam home computer. Never saw one before. It came with a snazzy printed manual. Was it owned by Keith? This happened on the same day that I learned about the above retro games.