Awesome GitHub RepositoriesAudio Processing Libraries

Librosa is a Python audio analysis library and digital signal processing framework. It functions as a feature extraction suite and music information retrieval tool designed to analyze the structural and sonic characteristics of audio signals. The library provides specialized capabilities for music analysis, including dynamic tempo tracking to identify rhythmic pulses and spectral feature extraction to compute harmonic spectra, chroma variants, and onset points. It also serves as a time-series audio processor for synchronizing audio streams. The system covers a broad range of audio processing

MIDI.js est une bibliothèque JavaScript pour lire des fichiers MIDI et déclencher des notes musicales dans les navigateurs web. Elle fonctionne comme une bibliothèque MIDI web et un synthétiseur audio soundfont, fournissant les moteurs de base nécessaires pour rendre les sons d'instruments pour plusieurs pistes simultanées. Le projet inclut un moteur de synchronisation MIDI-vers-visuel spécialisé qui interpole les événements musicaux en boucles d'animation continues pour synchroniser les visuels avec la lecture audio. Il fournit également un générateur de code soundfont pour convertir des fichiers d'instruments audio en code base64 pour une consommation directe par le navigateur. La bibliothèque couvre l'analyse de fichiers MIDI et le contrôle de lecture, incluant le déclenchement de notes et la surveillance d'événements en temps réel. Elle gère la synthèse audio via le chargement et le rendu d'instruments, utilisant un système de traitement audio basé sur le navigateur pour appliquer des effets et des filtres aux signaux synthétisés.

Heartlib is an audio processing library for large language models that provides tools for audio tokenization, compression, and cross-modal alignment. It implements core models for audio-text embedding, automatic speech recognition, neural codecs, and text-driven audio synthesis. The project features a text-to-audio synthesis engine capable of generating high-fidelity music and speech from text descriptions or reference files. It also includes a neural audio codec designed for low-bitrate compression that preserves acoustic structure and sound quality. Additional capabilities cover audio-text

nih-plug is an audio plugin SDK and development framework providing a set of tools and traits for processing audio and MIDI data in a real-time safe environment. It functions as a cross-format plugin wrapper, allowing a single implementation to be exported into multiple industry-standard audio plugin formats, including VST, CLAP, and LV2. The project includes a retained-mode GUI framework for creating interactive user interfaces and parameter controls for audio processors. It also provides a real-time audio library that utilizes hardware acceleration and asynchronous task management to mainta

C++ program to generate waveform data and render waveform images from audio files

Audio feature extraction for JavaScript.

Beep is a JavaScript toolkit for building browser-based synthesizers.

p5.sound brings the Processing approach to Web Audio and p5.js. Demos:

A cross-browser wrapper for the Web Audio API which aims to closely follow the standard.

A beat detection utility which is using the Web Audio API.

ThreeAudio helps you create music visualizations in Three.js or tQuery.

Battle tested Wav decoder/encoder

a cross-browser WebAudio player

Generic Go package designed to define a common interface to analyze and/or process audio data

A thin wrapper around the Web Audio API that takes an element and gives you its waveform/frequency data in return.

Utilities for reasoning about musical notes, frequencies, and intervals

:eyeglasses: Stream for rendering audio data

Retrieve playback and buffering information about audio or video playing in the browser