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wtf is symphonia?

herschel/symphonia — explained in plain English

Analysis updated 2026-07-18 · repo last pushed 2021-05-30

Audience · developerComplexity · 2/5DormantSetup · easy

TL;DR

A pure-Rust library that reads and decodes audio files like MP3, FLAC, WAV, and Ogg Vorbis, plus their metadata, without needing external system libraries.

Mindmap

mindmap
  root((repo))
    What it does
      Decodes audio formats
      Reads metadata tags
      Runs in pure Rust
    Tech stack
      Rust
      MP3 and FLAC support
      WAV and Ogg Vorbis
    Use cases
      Build a music player
      Build a podcast app
      Analyze audio data
    Audience
      Rust developers

Code map

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Why would anyone build with this?

REASON 1

Add support for reading MP3, FLAC, WAV, or Ogg Vorbis files to a Rust project without external dependencies

REASON 2

Extract metadata like song title and artist from an audio file

REASON 3

Decode compressed audio into raw sound data for playback or analysis

REASON 4

Build a music player or podcast app that works the same across Windows, macOS, and Linux

What's in the stack?

Rust

How it stacks up

herschel/symphonia0verflowme/alarm-clock0verflowme/seclists
Language—CSS—
Last pushed2021-05-302022-10-032020-05-03
MaintenanceDormantDormantDormant
Setup difficultyeasyeasyeasy
Complexity2/52/51/5
Audiencedevelopervibe coderops devops

Figures from each repo's GitHub metadata at analysis time.

How do you spin it up?

Difficulty · easy Time to first run · 30min

Pure Rust with no external system libraries required.

Yoink these prompts

Prompt 1
Show me how to add Symphonia to my Rust project and decode an MP3 file into raw audio samples.
Prompt 2
Using Symphonia, how do I read the artist and title metadata from a FLAC file?
Prompt 3
Help me build a simple audio playback loop in Rust using Symphonia to decode a WAV file.

Frequently asked questions

wtf is symphonia?

A pure-Rust library that reads and decodes audio files like MP3, FLAC, WAV, and Ogg Vorbis, plus their metadata, without needing external system libraries.

Is symphonia actively maintained?

Dormant — no commits in 2+ years (last push 2021-05-30).

How hard is symphonia to set up?

Setup difficulty is rated easy, with roughly 30min to a first successful run.

Who is symphonia for?

Mainly developer.

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