Compact PipeWire system-wide parametric EQ for Linux desktops
Free 10-band system EQ for macOS - SoundSource alternative with per-device profiles, HDMI volume control & AutoEQ integration
FreeEQ8 is a professional-grade, free and open-source 8-band parametric EQ plugin for macOS, Linux, and Windows. Linear phase, dynamic EQ, match EQ, per-band drive, band linking, M/S processing, oversampling, and a real-time spectrum analyzer. FabFilter Pro-Q alternative for $0–$20
System-wide macOS audio equaliser with 64-band parametric EQ and real-time meters.
Choritsu (調律) — a lossless sample-rate switcher + parametric EQ for Apple Music on macOS. Auto-matches your output device to the track for bit-perfect playback (a LosslessSwitcher alternative for macOS 26), plus a driverless headphone equalizer with AutoEQ import. Menu-bar, Liquid Glass, wabi-sabi.
macOS system-wide parametric EQ with real-time spectrum analyzer. Built in a day because it shouldn't need to exist. Native macOS system-wide parametric EQ — CATap, no virtual audio drivers, no Electron, no paywall.
Modern Windows Equalizer APO GUI with parametric EQ, AutoEQ, Squiglink targets, presets, live preview, portable app, and installer.
System-wide parametric equalizer for macOS 13+ — free, open source, GPLv3
🎧 Enhance your macOS audio with SoundMax, a free 10-band parametric equalizer that offers real-time sound customization for all apps.
Professional audio EQ profiles for Equalizer APO - 28+ optimized configurations for different occasions and music genres. Designed for indoor subwoofer systems.
Quality Factor and Bandwidth calculator based on DDCToolbox BwCalculator.cpp
Native parametric EQ editor for USB DACs. Offline, transactional, zero-latency.
Rockbox-compatible EQ presets converted from Reddit posts and AutoEq, tested on HiFi Walker H2 running Rockbox
Android용 lock-free 20밴드 파라메트릭 EQ C++ DSP 코어 | Lock-free 20-band parametric EQ C++ DSP core for Android
DSP processing in golang
ESP32-S3 firmware that turns a $20 dev-board into a 2-in / 4-out audio DSP. UAC-class audio + browser-controlled PEQ / crossover / room EQ. Active 2-way speakers, embarrassingly cheap.
Modern podcast player for iOS & iPadOS — 9-band parametric EQ, dynamics processing, voice isolation, AI Audio Assist, on-device transcription, and clip export with dynamic captions. Free with Premium. No tracking, no ads, no account.
Browser DSP cockpit for DQ-DSP — turns a $20 ESP32-S3 + 2× PCM5102A into a 4-channel parametric crossover. Bi-amp your bookshelves without the SHARC tax.
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