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Helvum vs coppwr: catalog facts
Helvum	coppwr
Free Free and open source under the GPL 3.	Free Free and open source under the GPL-3.0-only license.
Linux	Linux
Visual graph of PipeWire nodes and links Connect streams by dragging	Edits PipeWire node graphs and metadata Inspects objects and process statistics
Only works with PipeWire Linux only	The project recommends simpler tools for end users configuring PipeWire
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0-only	License: GPL-3.0-only
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 1, 2026	Official website Full listing and sources Checked October 8, 2026

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