loudness

A simple, but powerful ReplayGain 2.0 tagging utility

Presets for EasyEffects and PulseEffects.

volumio's plugins from balbuze

A powerful, open-source toolkit for audio analysis and playback. Verify lossless quality, detect AI-generated tracks, and explore your library with a built-in hi-res player and advanced EQ.

K-System loudness meter according to Bob Katz' specifications

Implementation of the EBU R128 loudness standard

SQAT: a sound quality analysis toolbox for MATLAB. Open-source implementations of key psychoacoustic models and a sound level meter, validated against standards and published data, with ready-to-run examples.

📍Audio loudness metering in the browser

Bake'n Deck — Rekordbox → CDJ prep toolkit: loudness gain, Key+BPM playlist sort, and CDJ-safe MP3 transcode baked into your files

A loudness compensation plugin for ALSA

📘 💾 The New Yorken Poesry Magazine is a cultured poetry journal by AI, for AI 💽 📗

The world's fastest Python package for calculating integrated loudness (LUFS) from audio data as NumPy arrays

A Rust library that implements ITU-R BS.1770-4 loudness measurement

Dependency-free audio engine for C++, Python, Node.js & WASM: analysis, mastering, mixing, built-in instruments, and a headless-DAW runtime

Command line helper for performing linear audio loudness normalization using ffmpeg's loudnorm audio filter.

Free Windows tool to control Loudness Equalization (LEQ). Toggle, adjust release time, and install LEQ on any audio device.

Toggle Loudness Equalization on Windows every time you open the software!

Call in to record & dynamically generate a JSON audio feed for Alexa Flash Briefings

An EBU R128 loudness meter display for Behringer X32 audio mixing console (and similar USB audio devices)

Local audio variation workstation with A/B preview, batch recovery, spectrograms, and reproducible evidence.