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REFERENCE / VST3

VST3

VST3 is Steinberg’s plug-in interface for real-time audio effects and instruments hosted inside digital audio workstations and other compatible applications.

WHAT IT DOES / 01

PROCESSING INSIDE
THE DAW.

It defines how a host loads a plug-in, exchanges audio and event data, automates parameters, restores state and communicates with the editor interface.

KEY CONCEPTS / 02

THE CORE
IDEAS.

  1. 01

    PROCESSOR

    Receive audio, events and parameter changes inside the real-time processing path.

  2. 02

    EDIT CONTROLLER

    Expose parameters, automation metadata and the plug-in’s editing interface to the host.

  3. 03

    HOST CONTRACT

    Use standardized interfaces for loading, state, buses, timing and communication.

KEEP EXPLORING / 03

OFFICIAL
RESOURCES.

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