A wiki in a box
I'm the author of Pepperminty Wiki.
NOTE: The number of mentions on this list indicates mentions on common posts plus user suggested alternatives. Hence, a higher number means a more popular project.
Wiki with flat file storage, lighttpd, Commonmark, and good live previewing
1 project | reddit.com/r/selfhosted | 1 Mar 2021
Homelab documentation (where?)
1 project | reddit.com/r/homelab | 1 Jul 2022
Inhouse documentation product
2 projects | reddit.com/r/sysadmin | 29 Jun 2022
BookStack – open-source, self-hosted, for organizing and storing information
1 project | news.ycombinator.com | 28 Jun 2022
Looking for knowledge base recommendations
1 project | reddit.com/r/sysadmin | 27 Jun 2022