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 |
|---|---|---|---|---|
| OMeR 1.6 | Optical Music easy Reader for Windows | Windows | XP | 2000 | ME | 98 | Shareware | 2003-05-03 |
| OMeR 2.0.1 | Optical Music easy Reader for Macintosh. | Mac | OS X | Shareware | |
| Omnisone v1.05 | Spatial image processor. [VST] | Windows | XP | 2000 | Freeware | Free | 2007-05-24 |
| Omnisphere 1.5 | Power Synth combining a wide variety of hybrid realtime synthesis techniques, a library of remarkable ‘Psychoacoustic’ sounds, and many innovative features that have never been seen before in any hardware or software synthesizer. [VSTi/RTAS] | Windows | 7 | Vista | XP | Paid | 2011-01-24 |
| Omnisphere v1.5 | Power Synth combining a wide variety of hybrid realtime synthesis techniques, a library of remarkable ‘Psychoacoustic’ sounds, and many innovative features that have never been seen before in any hardware or software synthesizer. [AU/VSTi/RTAS] | Mac | OS X | Paid | 2011-01-24 |
| Omniverb v2.0.1 | Reverberation plugin. [VST] | Windows | XP | 2000 | Freeware | Free | 2007-06-04 |
| OnAirRecorder v3.1 | Digital timer, provides ability to control audio/video recording. | Mac | OS X | Demo | Demonstration | 2010-06-08 |
| One Click Ringtones v1.01 | Turn MP3's into ringtones. | Windows | Freeware | Free | 2006-05-07 |
| One Man Band Essentials v1.0 | Turn any keyboard into an arranger keyboard with real time chord recognition. | Windows | Vista | XP | Demo | Trial | 2009-05-18 |
| One Man Band Essentials v1.0 | Turn any keyboard into an arranger keyboard with real time chord recognition. | Mac | OS X | Demo | Trial | 2009-05-18 |
| One Man Band Originals v10.2 | Turn any keyboard into an arranger keyboard with real time chord recognition. | Windows | Vista | XP | 2000 | NT | ME | 98 | Demo | Trial | 2009-05-18 |
| ONE v1.0.4 | 8 part multi-timbral virtual instrument. | Windows | Demo | Demonstration | 2004-06-02 |
| ONE v1.0.4 | Brings quick and easy loop control and manipulation to every VST2 host. | Mac | OS X | Demo | Demonstration | 2004-06-02 |
| One-2-Five music theory e-tutor | Complete music theory covering 5 grades | Windows | Vista | XP | 2000 | NT | ME | 98 | Trial | 2007-03-01 |
| One-click Audio Converter v3.13 | Converts multiple audio files (MP3, WMA, WAV, OGG) right from Windows Explorer | Windows | XP | 2000 | NT | ME | 98 | 95 | Shareware | 2007-04-12 |
| One-click CD Converter v1.5 | Converts CD audio to WAV, MP3, WMA, OGG, APE, FLAC files with one click of mouse. | Windows | XP | 2000 | NT | ME | 98 | 95 | Shareware | 2006-12-12 |
| One-click CD/DVD Writer v1.4 | Burn data/audio CD and DVD with one-click. | Windows | XP | 2000 | ME | 98 | 95 | Shareware | 2008-07-17 |
| One-click FLAC to MP3 Converter | Use context menu to convert FLAC audio to MP3 in extremely fast way | Windows | Vista | XP | 2000 | Shareware | 2009-08-27 |
| One-click Multimedia Jukebox v1.3 | Multimedia Jukebox. | Windows | XP | 2000 | ME | 98 | 95 | Shareware | 2006-12-12 |
| One-click Ringtone Converter v2.2 | Transforms music files of all popular formats to polyphonic ringtones. | Windows | XP | 2000 | ME | 98 | Shareware | 2008-08-19 |
| One-click Tag Editor v1.2 | Edit MP3,WMA,OGG tags from Windows Explorer. | Windows | XP | 2000 | ME | 98 | 95 | Shareware | 2005-12-16 |
| OnePingOnly beta 1 | A VST virtual synth | Windows | NT | 98 | 95 | Freeware | Free | 2003-11-21 |
| OnePingOnly beta 1 | A VST virtual synth | Mac | Freeware | Free | 2000-06-01 |
| OneShot Recorder v2.0 | Record/sample, normalize, reorder, detect MIDI note and save/export your audio stream automatically. [VST] | Windows | XP | Demo | Demonstration | 2009-01-20 |
| OneShot Recorder v2.0 | Record/sample, normalize, reorder, detect MIDI note and save/export your audio stream automatically. [VST] | Mac | OS X | Demo | Demonstration | 2009-01-20 |
| OneshotRecorder 1.41 | A simple Macintosh audio recording application | Mac | OS 9 | OS 8 | Shareware | 2001-12-10 |
| OnStage Performer | OnStage Performer has been discontinued and is no longer available for purchase or download. | Windows | Demo | |
| OnStagePlayer 1.0 | A media player specifically designed for the playing of backing tracks by musicians, using laptop PCs. OnStagePlayer solves the classic "non-stopping playlist" problem. | Windows | 7 | Vista | XP | Freeware | Free | 2011-09-17 |
| Onyx Arranger v2.1 build 202 | Advanced arranger/ sequencer with flexible real-time control for pro and amateur musicians | Windows | XP | 2000 | NT | ME | 98 | Shareware | 2003-11-23 |
| Onyx Arranger v2.1 LE (Lite Edition) | Arranger/sequencer with real-time control. | Windows | XP | 2000 | ME | 98 | Shareware | 2004-03-05 |
| OOBOX iTuner v2.02 | Guitar Tuner. | Windows | XP | 2000 | NT | ME | 98 | Shareware | 2005-10-10 |
| Oomingmak v1.0 | Pitch and envelope tracking (re)synthesis effect. [VST] | Windows | Vista | XP | Demo | Demonstration | 2009-03-30 |
| Oomingmak v1.0.1 | Pitch and envelope tracking (re)synthesis effect. [VST/AU] | Mac | OS X | Demo | Demonstration | 2009-10-08 |
| OP-X Free v1.0 | Cut-down preset version of OP-X. [VST] | Windows | Vista | XP | 2000 | Freeware | Free | 2008-10-23 |
| OP-X Player v1.0 | Cut-down preset version of OP-X. [VST] | Windows | Vista | XP | 2000 | Demo | Demonstration | 2008-10-23 |
| OP-X Pro II v1.1 | Recreation of the legendary Oberheim OB-X analog polyphonic synthesizer. [VSTi] | Windows | 7 | Vista | XP | 2000 | Demo | Demonstration | 2011-09-28 |
| OP-X v2.1 | Recreation of the legendary Oberheim OB-X analog polyphonic synthesizer. [VST] | Windows | Vista | XP | 2000 | Demo | Demonstration | 2008-09-04 |
| Open Guitar v1.0 | Emulation of the beautiful sound of arpeggiated guitar chords in the first position of the fretboard (hence the "open" strings sound). [VST] | Windows | Vista | XP | 2000 | Demo | Demonstration | 2008-12-01 |
| Open Sound World v1.2.7 | Graphical programming environment for real-time music and audio applications. | Windows | XP | 2000 | ME | 98 | Free | Open Source | 2005-05-27 |
| Open Sound World v1.2.7 | Graphical programming environment for real-time music and audio applications. | Mac | OS X | Free | Open Source | 2005-05-27 |
| Open Tuning v1.5.1 | Virtual tunings for all MIDI or MIDI-fied instruments. | Mac | OS X | Shareware | 2005-08-24 |
| Open Video Converter v3.0.1 | It is an easy-to-use tool for video conversion, splitting and editing. | Windows | XP | 2000 | NT | ME | 98 | Shareware | 2004-07-18 |
| Open Video Joiner v3.0.3.062 | It joins all kinds of video files into a large avi file with transition effects. | Windows | XP | 2000 | NT | ME | 98 | Shareware | 2007-08-10 |
| OpenNap 0.44 | OpenNap extends the Napster protocol to allow sharing of any media type | Windows | 2000 | NT | 98 | 95 | Freeware | Free | 2001-09-30 |
| OpenSebJ Beta v0.43 | Real-time audio sample DJ Mixing. | Windows | XP | 2000 | Freeware | Free | 2009-11-04 |
| OPL4 | FM Synthesis OPL4 Midi Device Driver | OS/2 | Shareware | 1997-04-06 |
| Opus 8 | 8 channel sinusodial additive VSTi-syntehsizer [VSTi] | Windows | 7 | Vista | XP | Freeware | Free | 2011-09-10 |
| Orange Krush | Orange Krush is a distortion effect plug-in [VST] | Windows | 7 | Vista | XP | Demo | Demonstration | 2013-06-17 |
| Orange Krush | This is a plugin that brings distortion effects [AU/VST] | Mac | OS X | Demo | Demonstration | 2013-06-17 |
| Orange Metronome | Digital audio/visual metronome and rhythm trainer/companion | Windows | 2000 | NT | ME | 98 | 95 | Shareware | 2002-02-01 |
