Big fan of Typst these days;

Markdown-like syntax, with LaTeX typesetting, great for technical documents at least

From what I’ve read Galaxy allows for downloading specific version of the games.

Might be misremembering, so take it with a pinch of salt

Edit: from https://www.reddit.com/r/linux_gaming/comments/1pxnkxj/so_for_people_who_says_we_dont_need_gog_galaxy/

It seems it’s mostly “proper cloud saving” that’s missing relative to Heroic 🤷

Surely they’ll make a native Linux client then, right, right?!

(Meanwhile; shoutout to Heroic)