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hk vs prek: catalog facts
hk	prek
Free Free and open source under the MIT licence.	Free The open-source application is available without a license fee.
Windows, Command line	Windows, macOS, Linux
Runs independent checks in parallel Coordinates fixes so tools do not overwrite each other's changes	Compatible with pre-commit configurations
Configuration uses Pkl, which may be unfamiliar Command-line only	Individual hooks may still require their own tools and dependencies.
Downloadable app	Downloadable app
Open source	Open source
License: MIT	License: MIT
No account needed	Not stated if an account is needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked September 22, 2026

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