When comparing MDwiki vs Wiki.js, the Slant community recommends MDwiki for most people. In the question“What are the best open source wikis with native markdown support?” MDwiki is ranked 2nd while Wiki.js is ranked 3rd. The most important reason people chose MDwiki is:
Due to the lack of a built-in editor MDwiki may be less susceptible to spam and defacement compared to other options when served from a web server.
Specs
Ranked in these QuestionsQuestion Ranking
Pros
Pro Possibly more secure on web server
Due to the lack of a built-in editor MDwiki may be less susceptible to spam and defacement compared to other options when served from a web server.
Pro Doesn't require a web server
MDwiki is a self-contained JavaScript app that is very fast and can run in some web browsers such as Mozilla Firefox.
Pro Search engine
Built in search engine.
Pro Built in access control
Restrict access to your Wiki to certain users or even just parts of your content.
Pro Modern UI
Modern and elegant UI.
Cons
Con External program must be used for editing
A separate program must be used to make changes to documents as MDwiki lacks a built-in editor.
Con Requires additional permissions in Google Chrome
Supposedly, you can get it to work in Google Chrome by modifying JavaScript permissions, but these same changes may decrease security.