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Plank vs DockbarX: catalog facts
Plank	DockbarX
Free Free and open source.	Free Free and open source.
Linux	Linux
Minimal and lightweight by design Default dock on elementary OS, so it is well tested	Unity-style grouping and previews on lightweight Linux desktops Open source and configurable
Deliberately limited features compared to more configurable docks Linux only	This branch is a legacy 0.93 release, so it may lag behind newer desktop environments Linux only
Downloadable app	Downloadable app
Open source	Open source
License not stated	License not stated
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked September 22, 2026	Official website Full listing and sources Checked September 22, 2026

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