Various resources related to developing plugins for audio production.

A user interface toolkit mainly for audio plug-ins

My curated list of audio DSP and plugin development resources

VST 3 Plug-In SDK

A curated list of my favourite music DSP and audio programming resources

Synthesizer plug-in (previously released as Vember Audio Surge)

JUCE is an open-source cross-platform C++ application framework for desktop and mobile applications, including VST, VST3, AU, AUv3, LV2 and AAX audio plug-ins.

A cross-platform framework for developing spatial audio algorithms and software in C/C++