AudioKit Synth One: Open-Source iOS Synthesizer App

Full App: iOS Standalone and AUv3 Plugin Example. Work in Progress.

A collection of templates for creating Audio Unit V3 in Xcode

Powerful polyphonic synthesizer for iOS that relies on sound fonts for generating audio - https://bradhowes.github.io/SoundFonts/

Creating Custom Audio Effects - Simple Universal Version (Mac Catalyst)

Simple example of an AUv3 MIDI app

AUv3 AudioUnit low-pass filter for iOS and macOS

Simple host for a collection of the same AUv3 component

RhythmBud's Editor Code

A barebones Gain plugin, created while learning the basics of Audio Unit programming.

Another template for hosting app + AUv3 app extension with SwiftUI interfaces

Example SwiftUI multiplatform project with bundled AUv3 extension

DX7 FM Synthesis Engine in Pure Swift — bit-accurate hardware emulation, MIDI 2.0, real-time safe

A Simple yet super convenient 100% Swift based AUv3Host project for iOS

An OpenSource DAW for MacOS in Swift

AUv3 MIDI instrument with sound font (SF2) rendering