900 Classic Arcade Games On Internet Archve

"Internet Archive now lets you play 900 classic arcade games":

The Internet Archive, a non-profit best known for backing up web pages, has added a collection of 900 video games from the 1970s to 1990s that can be played in your web
browser — no coins required...

Called the Internet Arcade, the collection includes familiar games such as Astro Invader and Pac Man, as well as more obscure titles from that era. Most include detailed background histories and links to play in the browser.