Compare software

dockcheck vs Diun: catalog facts
dockcheck	Diun
Free Free and published on GitHub.	Free Free and open source under the MIT license; donations accepted.
Linux, Command line	Self-hosted, Command line
Checks for updates without pre-pulling images Interactive or fully unattended operation	Detects both new tags and digest changes Runs as a single binary or a container
Command-line only, no graphical interface Works with Docker containers only	Notifies only; does not update containers itself Configuration is file-based with no graphical interface
Downloadable app	Downloadable app, Self-hosted
Open source	Open source
License not stated	License: MIT
No account needed	No account needed
Needs internet	Needs internet
Official website Full listing and sources Checked September 24, 2026	Official website Full listing and sources Checked September 23, 2026

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