Audio Analysis Python Packages

essentia

C++ library for audio and music analysis, description and synthesis, including Python bindings

swift-f0

Fast and accurate fundamental frequency (F0) detector using convolutional neural networks

madmom

Python audio and music signal processing library

essentia-tensorflow

C++ library for audio and music analysis, description and synthesis, including Python bindings

spafe

:sound: spafe: Simplified Python Audio Features Extraction

flac-detective

Catches music sold as lossless that was secretly compressed. It accuses only when independent lines of evidence agree, because a false accusation costs more than a miss.

visqol-python

A pure Python implementation of Google's ViSQOL (Virtual Speech Quality Objective Listener) for objective audio/speech quality assessment.

inaspeechsegmenter

CNN-based audio segmentation toolkit. Allows to detect speech, music, noise and speaker gender. Has been designed for large scale gender equality studies based on speech time per gender.

mosqito

MoSQITo is a unified and modular development framework of key sound quality metrics favoring reproducible science and efficient shared scripting among engineers, teachers and researchers community.

all-in-one-mlx

Apple Silicon MLX port of All-In-One music structure analysis (tempo, beats, downbeats, segments).

diarize

Speaker diarization for Python — "who spoke when?" CPU-only, no API keys, Apache 2.0. ~10.8% DER on VoxConverse, 8x faster than real-time.

audioflux

A library for audio and music analysis, feature extraction.

postfader-fl-studio-mcp

FL Studio MCP server: let Claude, Codex, Cursor, or any MCP client read, mix, compose, and edit the project you have open. Read-only by default, every change read back. Windows + macOS.

yt-tools-cli

YouTube transcript, targeted frames, audio FFT analysis and OCR over frames — agent-first CLIs with a light core and heavy stacks in extras

loristrck

Partial tracking in python, based on Loris

libsonare

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

bliss-audio

A song analysis library for making playlists

sudio

Open-Source Digital Audio Processing Platform used for mixing, editing, effect application, and manipulating audio. 🎵 Whether slicing tracks, applying filters, or creating complex effects, Sudio supports various codecs like MP3, Vorbis, FLAC, and WAV. 🎧

songbrain

Song in, video plan out — official SDKs (Python, TypeScript), examples and MCP entry for the Songbrain music analysis API for AI video

chordotomy

Dissect a song's harmony from audio: chord recognition on the beat, key changes, Roman numerals, secondary dominants and borrowed chords.

phantom-audio

AI audio engineering system: MCP server + Claude Code skills for professional automated mixing and mastering

ableton-for-ai

Ableton for AI is the bridge between your DAW and AI models. It makes Ableton projects hearable and visible to AI models by implementing the Model Context Protocol (MCP) and exporting detailed project snapshots.

sounddifff

Audio diff for producers and developers, with CI checks (--fail-if) and a GitHub Action. Continuation of systemBlue's sounddiff (MIT), maintained by jaimefgdev.

galdr

galdr — AI music perception framework. Translates acoustic signal into structures an LLM can encounter. Stateful listener, pattern analysis, harmonic decomposition.