The Complete Alphabetic Listing of Music Software - Freeware, Shareware, Demos
Click on a letter above to see software titles beginning with that letter.
| Software Title | Description | OS | License | File Date |
|---|---|---|---|---|
| Ogg Vorbis Win32 SDK 1.0rc2 | Source Code / Development Tools for Ogg Vorbis | Windows | NT | 98 | 95 | Free | Open Source | |
| Ogg Vorbis Encoder 1.0b4 | Encoder for the latest compressed audio format | Windows | 98 | 95 | Freeware | Free | 2001-07-01 |
| Ogg Vorbis Encoder 1.0b4 | Encoder for the latest compressed audio format | Linux | Freeware | Free | 2001-07-01 |
| OGG Encoder/Decoder Control v1.3 | Encodes audio to OGG files and decodes OGG. | Windows | XP | 2000 | ME | 98 | 95 | Shareware | 2005-08-08 |
| OGG Encoder Decoder 1.2.8b | Encode WAV and MP3 to Ogg Vorbis, decode to WAV | Windows | XP | 2000 | NT | ME | 98 | 95 | Shareware | |
| Ogg Drop v1.0b5 | AIFF, AIFC, CDA, QuickTime and System Sound files to OGG | Mac | Freeware | Free | 2001-12-29 |
| offZET v1.2 | Offset sample streamer for live acts and improvisation. [VST] | Windows | XP | 2000 | ME | 98 | Freeware | Free | 2005-01-31 |
| Off The Wall 1.00 | A professional ping pong delay effect plugin [VST] | Windows | 7 | Vista | Free | 2010-09-13 |
| Oddity v1.0 | Modeled on the classic ARP Odyssey. [VST] | Windows | XP | 2000 | NT | ME | 98 | Demo | Demonstration | 2003-10-13 |
| Oddity v1.0 | The Oddity is modeled on the classic ARP Odyssey. [VST/AU] | Mac | OS X | Demo | Demonstration | 2003-10-13 |
| Oddity AU | Modeled on the classic ARP Odyssey which was used by artists as diverse as Gary Numan, Herbie Hancock, Kraftwerk and Portishead. | Mac | Demo | |
| Oddity | Modeled on the classic ARP Odyssey which was used by artists as diverse as Gary Numan, Herbie Hancock, Kraftwerk and Portishead. | Mac | Demo | |
| Odd Odo Delay v2.0 | Dual-channel BPM syncable delay with resonant filter. [VST] | Windows | XP | 2000 | Freeware | Free | 2008-10-23 |
| Octopus 1.3.1 | Dual-Matrix synthesizer. [VST] | Windows | 7 | Vista | XP | Demo | Demonstration | 2010-11-18 |
| Octopus 1.3.1 | Dual-Matrix synthesizer. [AU/VST] | Mac | OS X | Shareware | 2010-11-18 |
| OctoEcho v1.0 | Array of eight delay units. [VST] | Windows | XP | 2000 | Demo | Demonstration | 2005-11-14 |
| OctoDel | Simple delay/echo [VST] | Windows | XP | 2000 | ME | 98 | Freeware | Free | |
| Octave Shifter v2.5 | A real-time pitch shifting effect [AU] | Mac | OS X | Shareware | 2012-06-20 |
| Octav8r v1.0 | 7-node pitch-shifter that generates 6 differently pitched stereo versions of the audio input. [VST] | Windows | XP | 2000 | Demo | Demonstration | 2008-01-12 |
| OctaPlexus v1.0 | VSTi with 8 oscillators and zero user controls. [VST] | Windows | XP | 2000 | Freeware | Free | 2009-09-14 |
| Ocean Waves v1.4 | Generate the sound of ocean waves. | Mac | OS X | Shareware | 2006-09-06 |
| Ocarina Composer 1.6 | Create tablature music for your ocarina. | Windows | XP | 2000 | NT | ME | 98 | 95 | Demo | Demonstration | 2004-01-01 |
| OBx Synthesizer | OBx Synthesizer is a software synthesizer based on the 80s classic analogue poly synth - Oberheim. | Linux | Freeware | Free | 2011-10-10 |
| ObjektSynth 2 | A real-time, multi-timbral, modular synthesizer - like a traditional analog synthesizer. | BeOS | Demo | Trial | 2000-04-03 |
| Obie Editor v1.1 | Patch editor for the Oberheim Matrix 1000 | Mac | OS X | Freeware | Free | 2007-07-18 |
| Oberheim SEM V v1.1.6 | Oberheim SEM V is a software synthesizer based on Oberheim's legendary SEM - Synthesizer Expander Module. [RTAS/VST] | Windows | 7 | Vista | XP | Demo | Trial | 2013-05-16 |
| Oberheim SEM V 1.1.6 | Oberheim SEM V is a virtual synthesizer that mimics the Oberheim's legendary SEM - Synthesizer Expander Module. [AU/RTAS/VST] | Mac | OS X | Demo | Trial | 2013-05-16 |
| Obelisk v1.0.9 Beta | Spectral multi-effect that combines a Spectral Delay, a Spectral Filter and a Spectral Gate together with a Spectrum Analyzer and 2-Dimensional LFOs to modulate the effect settings. [VST/AU] | Mac | OS X | Demo | Demonstration | 2013-03-08 |
| Obelisk v1.0.2 | Spectral multi-effect that combines a Spectral Delay, a Spectral Filter and a Spectral Gate together with a Spectrum Analyzer and 2-Dimensional LFOs to modulate the effect settings. [VST] | Windows | 7 | Vista | XP | 2000 | Demo | Demonstration | 2013-03-08 |
| Oatmeal v38-1 | Two-oscillator subtractive synth. [VST] | Windows | Vista | XP | 2000 | Freeware | Free | 2008-02-11 |
