The file librnnoise-vst.dll is the dynamic link library (DLL) for the VST version of RNNoise, a real-time noise suppression plugin based on recurrent neural networks. It is primarily used in audio production, live streaming (like OBS Studio), and communication apps to filter out background noise while preserving speech.
Equalizer APO: Windows users often use this plugin with Equalizer APO to apply system-wide noise cancellation to their microphone across all apps, including Discord and Zoom. Key Features and Controls librnnoise-vst.dll
Future Work:
At its core, librnnoise-vst.dll is an open-source, AI-powered Virtual Studio Technology (VST) plugin file based on the RNNoise noise-suppression library developed by Xiph.Org. The file librnnoise-vst
already includes this technology under the "RNNoise" filter option. Alternative Tools Speech Preservation: It retains the natural timbre of
If you see an error stating librnnoise-vst.dll is missing, it is usually due to one of three things:
Although librnnoise-vst.dll is Windows-specific (hence the .dll extension), the same core library exists as .so (Linux) or .dylib (macOS). Developers often use the Windows DLL inside compatibility layers like Wine or when building cross-platform audio tools.
RNNoise.vst3). Several developers have ported RNNoise to VST3.jBridge to load the .dll in a VST3-only environment.