Dropcaster is a podcast feed generator for the command line. It is most simple to use with Dropbox, but works equally well with any other hoster.

glues together various audio ruby libraries and presents a unified API to the developer Currently, supported formats are: mp3, ogg, mpc, ape, wma, flac, aac, mp4, m4a.

An example app using Vedeu.

Iterate over a directory of mp3 files and write out a podcast RSS file

Minimalist music player for OS X

A simple converter for FLAC to MP3.

audio_monster manipulates and transcodes audio

Gem to add an album cover to the audio

FFI powered library for the LAME MP3 encoder.

Hack your LastFM account with hundreds of scrobblings in just few minutes :)

Catalogs music file data and exposes a playlist interface

NuWav is a pure ruby audio WAV file parser and writer. It supports Broadcast Wave Format (BWF), inclluding MPEG audio data, and the public radio standard cart chunk.

id3rename

Nice command line cataloger of Music CD. Supports ape,flac,ogg,mp3, and all audiofile format's (wav, aiff...)

This adds chapters to MP3 files.

A wrapper for various command-line audio utilities under GNU/Linux.

Fix id3 tag encodings generated by lame in K3b

Gluttonberg is an Open Source CMS developed by the team at Freerange Future. As designers and developers, we love the flexibility of Ruby, but got tired of taking care of authentication, asset mangement, page management (and so on...) with every install. We created Gluttonberg to take care of that boring stuff so we could start having fun sooner.

A ruby-mp3info wrapper to make it convenient to update the album art and track titles of multiple MP3 files in a batch process.

id3rename