Raven Lite ~ Visualize Sounds


Raven Lite is a free cross-platform software program that lets users record, save and visualize sounds as spectrograms and waveforms. Raven Lite is intended for students, educators, and hobbyists and can be used for learning about sounds, as an aid in birdsong recognition, and in musical instruction.

www.birds.cornell.edu

PaulStretch ~ Paul’s Extreme Sound Stretch


This is a program for stretching audio. It is suitable only for extreme sound stretching of the audio (like 50x) and for applying special effects by “spectral smoothing” the sounds. It can transform any sound / music to a texture. The program is Open-Source and it’s released under the version 2 of the General Public License. You can download the source code for Linux or the Windows binaries.

hypermammut.sourceforge.net/paulstretch

RAT ~ Open Source Audio Conferencing


The Robust Audio Tool (RAT) is an open-source audio conferencing and streaming application that allows users to participate in audio conferences over the internet. These can be between two participants directly, or between a group of participants on a common multicast group.

rat-4.3.00

mediatools.cs.ucl.ac.uk
freshmeat.sourceforge.net/projects/rat

NINJAM ~ Host An Internet Jam


NINJAM is open source (GPL) software to allow people to make real music together via the Internet. Every participant can hear every other participant. Each user can also tweak their personal mix to their liking. NINJAM is cross-platform, with clients available for Mac OS X, Linux and Windows. REAPER (our digital audio workstation software for Windows and OS X) also includes NINJAM support (ReaNINJAM plug-in).

ninjam_win32

www.cockos.com/ninjam
github.com/justinfrankel/ninjam

Elpetozede ~ Split An Album Into Tracks


Elpetozede is a multi-platform, open source tool to split a wave file (.wav), which contains the complete audio recording of one side of a vinyl record or a cassette tape into single wav files, one for each track. It searches an Internet database (musicbrainz.org) for the album data, so, with a little luck, you won’t need to type all the track information by hand.

Elpetozede

elpetozede.sourceforge.net

MilkyTracker ~ MOD & XM Music Composition


MilkyTracker is an open source, multi-platform music application for creating .MOD and .XM module files. It attempts to recreate the module replay and user experience of the popular DOS program Fasttracker II, with special playback modes available for improved Amiga ProTracker 2/3 compatibility.

Milkytracker_606px

milkytracker.titandemo.orgsite
github.com/milkytracker/MilkyTracker
en.wikipedia.org/wiki/MilkyTracker

Limited-Z ~ Easy, Fast & Free Limits


Limited-Z is a specialized and easy-to-use limiter, based on the foundation of being a capable look-ahead brickwall limiter suitable for final mixing or mastering.

Limited-Z dynamically combines several unique limiting algorithms to provide transparent limiting on all audio sources. Limited-Z is capable of substantial levels of compression / limiting without inadvertently creating excessive amounts of audible distortion … and, it’s FREE!

Limited-Z

lvcaudio.com/plugins/limited-z

PSP Vintagemeter ~ Analog VU Meter


Vintage analog VU meter VST

PSP Vintage VU Meter

www.pspaudioware.com/free_psp_plug-ins

xwax ~ Linux Digital Vinyl System


xwax is an open-source Digital Vinyl System (DVS) for Linux. It allows DJs and turntablists to playback digital audio files (MP3, Ogg Vorbis, FLAC, AAC and more), controlled using a normal pair of turntables via time coded vinyls.

It’s designed for both beat mixing and scratch mixing. Needle drops, pitch changes, scratching, spinbacks and rewinds are all supported, and feel just like the audio is pressed onto the vinyl itself.

The focus is on an accurate vinyl feel which is efficient, stable and fast.

xwax

xwax.org

MusE ~ Open source MIDI / Audio Sequencer


MusE is a MIDI/Audio sequencer with recording and editing capabilities written originally by Werner Schweer, and now developed and maintained by the MusE development team. MusE aims to be a complete multi-track virtual studio for Linux. It is published under the GNU General Public License.

muse2.1_song-s

www.muse-sequencer.org

EplayOrgan ~ Multiple Organ Simulator


EplayOrgan is a multi purpose organ intended to be playable by organists and versatile enough to be useful to everybody with an interest in organs. It will load and be playable almost instantly and does not need an expensive computer with huge amounts of memory.

midimusic.github.io/tech/eplayOrgan
eplay organ user interface

Exaile ~ GTK+ Music Player


Simple interface. Powerful music management. Smart Playlists. Advanced track tagging. Automatic album art. Lyrics. Streaming Radio. Podcasts. Secondary output device support. Cross-platform. Easily extensible with 50+ plugins available.

exaile-3.4

www.exaile.org