Zach-like automation puzzle game ABI-DOS is available on Steam for free
You can add ABI-DOS to your library for zero dollars and zero cents via its Steam page. On the subject of Zachtronics, some of the team have found new life as a developer of primarily tabletop games ...
One wasn't enough, so here's a second Doomer Shooter "inspired by the FPS classics of the '90s" where Doom Guy is an anime girl
"Beyond Citadel is an anime style retro throwback shooter inspired by the classics of the 90's, with realistic gunplay ...