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Clipboard History vs Diodon: catalog facts
Clipboard History	Diodon
Free Free to install; the source is published on GitHub.	Free Free and open source.
Linux	Linux
Searchable history panel built into the GNOME Shell Lightweight, with no separate app to run	Available in the Debian and Ubuntu repositories Lightweight GTK application
Only works on the GNOME desktop Extensions can break when GNOME Shell releases a new major version	In low maintenance mode with no new features planned Built around the Unity desktop
Downloadable app	Downloadable app
Open source	Open source
License not stated	License: GPL
No account needed	No account needed
Works offline	Works offline
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.