ReaComp

“ReaComp is a free VST Compressor.

Features:

• Ultra-configurable compressor
• Soft knee support
• Sidechain filters, sidechain inputs
• Feedback compression mode
• Program dependent auto-release mode
• Variable RMS size
• Oversampling antialias modes (with optional limiting)
• Optional make-up gain
• Optional lookahead
• Wet/dry mix
• Low CPU use
• Useful metering”

VST file includes all plugins inside ReaPlugs VST FX Suite

Source : Reaper