When comparing WackoWiki vs Zettlr, the Slant community recommends WackoWiki for most people. In the question“What is the best single-user wiki?” WackoWiki is ranked 3rd while Zettlr is ranked 16th. The most important reason people chose WackoWiki is:
It allows pages to be divided among "directories / namespaces" using forward slashes.
Specs
Ranked in these QuestionsQuestion Ranking
Pros
Pro Supports namespaces
It allows pages to be divided among "directories / namespaces" using forward slashes.
Pro Access control
WackoWiki has built-in ACL support.
Pro Highly customizable
You can use themes and plugins (actions, handlers, highlighters) to extend functionality.
Pro Section editing
Allows editing only a section of a page.
Pro File upload and management tools
WackoWiki allows to upload and manage uploaded files for certain pages and for the whole system.
Pro Very fast, consuming very few resources
WackoWiki allows to run it on web hostings with few resources.
Pro Forum component
WackoWiki allows to organize wiki pages with comments to a forum.
Pro Hierarchical page tree
WackoWiki has a hierarchical page tree and page categories.
Pro Version control
WackoWiki offers unlimited page revisions.
Pro Built-in template engine
It has a powerful and easy to use templating system.
Pro RSS-feeds
WackoWiki allows to feed recent changes, recent comments and news as RSS.
Pro Free and open source
Distributed under the BSD License.
Pro Runs on any PHP server
It requires a webserver running PHP.
Pro A dedicated page for Alphabetic pages catalog
A dedicated page for Alphabetic page tree catalog is set by default.
Pro News component
WackoWiki allows to organize wiki pages with comments to a news feed.
Pro Multilingual with UTF-8
WackoWiki is multilingual with full UTF-8 support
Pro Search functionality
WackoWiki allows searching through pages.
Pro A dedicated page for recent changes
A dedicated page to quickly note what has changed recently is set by default.
Pro A dedicated page for recent comments
A dedicated page to quickly note what pages has been recently commented is set by default.
Pro Responsive Mobile-friendly template
Has responsive mobile-friendly design template.
Pro Focuses on writers
While many Markdown editors don't offer specific support for a certain type of workflow, or offer features for scientific workflows only, Zettlr offers features that help the writing process of journalists or researchers in the arts and humanities. It's a lot more text-focused than most editors.
Pro Citation support
While it supports a diverse range of syntax (chart, easy image insert, etc.) found in other editors, the great citation support made it possible to write real articles. Citation from Zotero and Mendeley can be inserted easily which is a huge plus.
Pro Almost perfect
This is the best option, still not perfect, there are some bugs like creating / editing tables and resizing images, but the PROS destroy the CONS, easy quotes, WYSIWYM , attachments tab (supports attaching and opening links to any file), table of contents, TAGs, easy hyperlink between files (same as citations), export to many formats (like Word, HTML5, PDF)...
Pro Renders math in-place through KaTex
Cons
Con Obtrusive, like someone WITH CAPS LOCK ON
Too loud, too much going on, and definitely an in-your-face sort of feeling.
Con Large, slow, can't open just a single .md file
