ReplayGain 2.0 loudness normalizer based on the EBU R128/ITU BS.1770 standard (-18 LUFS, FLAC, Ogg, MP2, MP3, MP4, M4A, AAC, ALAC, Opus, ASF, WMA, WAV, AIFF, WavPack, APE)

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

ASMR audio L/R balance scanner (ITU-R BS.1770-5, EBU R128, True Peak, 1/3-octave bands; high-rate friendly)

Streaming, zero-allocation EBU R128 / BS.1770-4 loudness measurement in pure Rust. M, S, I, true peak, LRA — chunk-deterministic, no_std capable, EBU Tech 3341 14/14, no FFI.

Bit-exact BS.1770-4 Integrated LUFS, LRA, and True Peak for the browser, Web Workers, and Node. Zero deps. Pulled from luvlang.studio's mastering chain.

Python library for Audio Loudness measurements