blackhole-2ch ☆

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Description:
Virtual Audio Driver

Type: Cask | Latest Version: 0.6.1@0 | Tracked Since: Dec 17, 2025

Links: Homepage | formulae.brew.sh

Category: Multimedia

Tags: audio virtual-audio driver multimedia macos

Install: brew install --cask blackhole-2ch

About:
BlackHole is a modern macOS virtual audio driver that allows applications to pass audio between each other. It creates a virtual bus for routing audio from any application to any other application without needing physical cables. This enables complex audio workflows for recording, streaming, and processing entirely in software.

Key Features:

Zero-latency virtual audio routing
Multi-channel support (up to 64 channels)
Zero CPU overhead when idle
Compatible with Core Audio and popular DAWs

Use Cases:

Recording system audio directly into DAWs or audio editors
Creating virtual audio cables for streaming and screen recording
Routing audio between different applications for processing

Alternatives:

Loopback – Commercial alternative with GUI but costs $99
Soundflower – Legacy solution, no longer actively maintained

Version History

Detected	Version	Rev	Change	Commit
Aug 5, 2025 2:15pm	0.6.1	0	VERSION_BUMP	25d3ab31