Audio Damage, Inc., with offices in Boulder, CO and Chicago, IL, builds commercial music software with an eye towards the different and extreme. Made up of professional software engineers and professional musicians, Audio Damage bridges the gap between the two parts of the music industry and creates software that is both playable and musical.

Audio Ease is a group of music- and audio software developers based in Utrecht the Netherlands. They are best known for Altiverb, the first and highest regarded convolution reverb. Convolution reverb creates reverb based on samples of the real world: Sydney Opera House, the Gol Gumbaz of India, or their company bathroom. ... Speakerphone is a much younger product seeking to be the definitive speaker simulator. Speakerphone not only holds samples of virtually every speaker imaginable, but also combines this with environmental sounds, static noise, sirens etc. Snapper is a small idea with big consequences. Basically: sound files in the Mac Finder are never again closed. Quicklook on steroids. Just watch. When Audio Ease is not tweaking a filter or fixing their backup server, they are likely out there sampling a bus station or an antique telephone

Affordable and easy multitrack audio/midi recording software created by eXtream Software Development, The Netherlands.

Audio Impressions is a think tank and developer of music related technologies. Dedicated to creating easy-to-use, intuitive, fast user-interfaces for deadline-oriented clients, their initial products include the patented DVZ Real-Time divisi note allocation and orchestrational processor, and their patent pending SPACE microphone bleed simulator, ReMAP virtual keyboard builder, and DER recording process.

TDM plug-ins

Audio-Assault is a software development firm dedicated to metal oriented music production plug-ins

AudioD3CK, is a little audio, design and programming company located near Hamburg/Germany. For now it mostly consist of me , Jan Manuel Schlieper.

Fun music, entertainment and utility apps for iOS/macOS.

Audio shareware for Mac OS X : Sample Manager, Wave Editor, Audio Analyzer

Developer of DSP Trigger, audio to MIDI converter of drum pads