How do I install a theme that's not listed in the Obsidian Themes library?

[CawlinTeffid]

There’s a forum thread for Primary which you can follow for news about the theme:

Primary Theme

[primary-heroimg|100%] Hey folks! My theme Primary has recently been merged into the Community Themes! It’s a warm, playful but productive theme for Obsidian. I really enjoyed making this theme and I hope you’ll enjoy using it too! I made Primary because I wanted to: get instant visual context on words with emphasis; make my PKM/Obsidian more fun and playful; and remind myself that my PKM is not going to be perfect (through using fonts and icons that conveyed that feeling). For more info a…