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ZL Compressor logo

EQ & dynamics

ZL Compressor

A clean compressor with a live level display and flexible side-chain and knee controls, built for mixing.

Why try it

A closer look at ZL Compressor

A good fit for

Mixers who want a compressor with visual feedback and side-chain control.

How it works

Its live level display, knee and side-chain controls help you see and shape how compression responds.

Explore alternatives

See other open-source tools for these products.

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ZL Equalizer logo

ZL Equalizer

AGPL-3.0Active

A modern parametric equalizer with dynamic bands, an analyzer and linear-phase options, aimed at the same workflow as the big paid EQs.

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Works on
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UpdatedNov 3, 2026
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LSP Plugins logo

LSP Plugins

LGPL-3.0Active

A large collection of mixing and mastering tools: equalizers, compressors, limiters, gates, analyzers and many more, with a consistent interface.

Formats
  • VST3
  • CLAP
  • LV2
  • VST2
  • Standalone
Works on
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Stars903
UpdatedNov 1, 2026
Calf Studio Gear logo

Calf Studio Gear

LGPL-2.1Active

A suite of LV2 effects for Linux: compressors, equalizers, reverbs, delays, a vocoder and more.

Formats
  • LV2
Works on
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  • macOS not available
  • Linux
Stars805
UpdatedOct 13, 2026

master_me

GPL-3.0Active

An automatic mastering plugin that evens out loudness and tone for streams, podcasts and radio.

Formats
  • VST3
  • CLAP
  • AU
  • LV2
  • VST2
  • Standalone
Works on
  • Windows
  • macOS
  • Linux
Stars759
UpdatedApr 22, 2026

ZAM Plugins

GPL-2.0Active

A collection of compressors, equalizers, delays and other mixing processors for high-quality audio.

Formats
  • LV2
Works on
  • Windows
  • macOS
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Stars324
UpdatedOct 30, 2026
Valentine logo

Valentine

GPL-3.0Quiet

A compressor combined with a distortion stage for thick, driven dynamics.

Formats
  • VST3
  • AU
Works on
  • Windows
  • macOS
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Stars198
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