BlackHole is a modern macOS audio loopback driver that allows applications to pass audio to other applications with zero additional latency.

Virtual audio cable creator, manager, and router

Easily multiplex multiple audio sources. Create, manage, and automate instances of Virtual Audio Cable (VAC) audio repeaters.

Prism – High-Fidelity macOS Virtual Audio Routing

Modular virtual audio device systems: server, local UI, library, and client

可视化音频设备切换与路由工具 - 基于 Tauri + Vue 3 + Rust 开发的 Windows 音频管理应用

Split stereo USB microphones into separate virtual mono mics on macOS

Telemetry, IA and Speech Recognition | .NET Core | LUIS Microsoft | Microsoft Speech Recognition SDK | Virtual Audio Cable

Real-time speech enhancement pipeline — custom-trained U-Net denoising model, ONNX inference, Overlap-Add synthesis, and virtual audio routing for Teams, Zoom, and DAW use. CPU-only, no cloud dependency.

LitLink — Free virtual audio cable for Mac. Route system audio and microphone to Discord, OBS, Zoom, and any app. One-toggle setup. Pro adds per-app routing. Signed & notarized by Apple.

A fast soundboard written in rust, took me under 20 minutes to make!

It is a comprehensive real-time voice modification suite that allows users to morph, record, and edit their voice for online chats, gaming, and professional voice-over projects using advanced algorithms and a vast library of effects.