If you are looking for the popular developer tool rather than a video game:

: It does not need to be downloaded as a separate PC program. You can run it directly inside the Google Chrome browser by pressing F12 and selecting the Lighthouse tab. Lighthouse - Chrome for Developers

: A highly challenging "Myst-like" game where you explore an alternate mechanical dimension to save a scientist and his daughter.

: A Lovecraftian point-and-click pixel art adventure. Available on Itch.io .

There are several short, atmosphere-driven indie games often made for Game Jams:

: An open-source, automated tool by Google used to measure and improve the performance, SEO, and accessibility of web pages.