Helvum is described as 'GTK-based patchbay for pipewire, inspired by the JACK tool catia' and is a Audio Router in the audio & music category. There are more than 10 alternatives to Helvum for a variety of platforms, including Mac, Windows, Linux, Flatpak and BSD apps. The best Helvum alternative is VB-Audio VoiceMeeter, which is free. Other great apps like Helvum are JACK Audio Connection Kit, BlackHole Audio Loopback Driver, VB-Audio Virtual Cable and Virtual Audio Cable.
Voicemeeter is Audio Mixer Application endowed with Virtual Audio Device used as Virtual I/O to mix and manage any audio sources from or to any audio devices or applications.
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JACK is a professional sound server daemon that provides real-time low latency connections for both audio and MIDI data between applications that implement its API. The API can be used through either JACK1 or JACK2.
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BlackHole is a modern macOS virtual audio driver that allows applications to pass audio to other applications with zero additional latency.
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VB-Audio CABLE is a Windows Audio Driver working as a Virtual Audio Cable. After installing the VB-CABLE driver, a new playback device appears in the audio device list and can be set as default device. VB-CABLE can be set as the default device, just like any regular audio device.
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Virtual Audio Cable is the definitive audio routing tool for Windows that lets you redirect audio streams between applications and devices on your computer. It enables you to do things like record your speaker output, send an audio stream from a DAW software to a video editor or...
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Soundflower is a Mac OS X system extension that allows applications to pass audio to other applications. Soundflower is easy to use, it simply presents itself as an audio device, allowing any audio application to send and receive audio with no other support needed.
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Configure advanced audio routing by creating virtual devices on macOS, supporting up to 64 input/output channels. Customize and mix audio from multiple sources, including hidden ones like Siri. It offers Pass-Thru for direct sound transfers and full accessibility via VoiceOver, ideal for audio processing.
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qpwgraph is a graph manager dedicated to PipeWire, using the Qt C++ framework, based and pretty much like the same of QjackCtl.
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Synchronous Audio Router is a software-based audio routing driver for Windows. You can create any number of Windows audio endpoints, either playback or recording, and route them using any digital audio workstation software which supports ASIO, all with low latency.
Usually, all programs send their audio output to your soundcard independently. With Virtual Audio Stream you can route the output signal of any application to be the input signal of any other application.
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