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VimWiki vs zk: catalog facts
VimWiki	zk
Free Free and open source.	Free Free to download and use from GitHub.
Command line	Command line
Notes stay as plain text files Links, lists and highlighting inside Vim	Notes stay as plain Markdown files Works with any text editor
Requires Vim and familiarity with it No built-in sync between devices	Command-line only, no graphical interface Assumes comfort with the terminal
Downloadable app	Downloadable app
Open source	Closed source
License not stated	License not stated
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 24, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.