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JamesDSP vs eqMac: catalog facts
JamesDSP	eqMac
Free Free and open source under the GPL-3.0.	Freemium Free basic and 10-band equalizers; mixer, parametric EQ and other features require Pro.
Linux	macOS
System-wide effects for PipeWire and PulseAudio Scripting and API support	Equalizes all system audio, not a single player Headphone reference presets for thousands of models
Linux only PulseAudio setup needs separate installation steps	Many advanced features are Pro-only macOS only
Downloadable app	Downloadable app
Open source	Closed source
License: GPL-3.0-or-later	License not stated
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 September 23, 2026

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