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LSP Plugins vs x42 plugins: catalog facts
LSP Pluginsx42 plugins
Free

Free and open source under LGPL-3.0, supported by donations.

Free

Described as an open-source plugin collection; check the site for packaged builds.

Linux Linux
  • Supports CLAP, LADSPA, LV2, VST2 and VST3
  • Standalone JACK versions with a UI
  • Standards-based level meters (IEC, EBU)
  • Zero-latency equalizer with spectrum analyzer
  • Built primarily for GNU/Linux
  • Small core team
  • Requires an LV2 host or a JACK setup
  • Site gives little release or platform detail
Downloadable app Downloadable app
Open source Open source
License: LGPL-3.0 License not stated
No account needed Not stated if an account is needed
Works offline Works offline

Checked October 1, 2026

Checked October 2, 2026

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