I’m adding the (old) reply from Carl in the Discord server, which was based generously on @EleanorKonik’s roundup:
If you’re interested in a self-hosted/homebrewed version, there are a few options out there. Keep in mind that they might need some setup e.g. due to (lack of) compatibility with wikilinks. Here’s a small summary from the Obsidian Roundup:
- Hugo: Discord
- Hugo vs Jekyll: Discord
- Hugo and reveal.js for presentations: Presentation Slides as Code | Nicole van der Hoeven
- Jekyll: https://forum.obsidian.md/t/notenote-link-publish-your-obsidian-notes-with-jekyll-for-free/
- Quartz: https://quartz.jzhao.xyz/
For a longer description, check out these two roundups: