Keyviz visualizes keyboard and mouse actions in real time through a free, open-source tool.
Open source
24 alternativesnoise-suppression-for-voice
This plugin provides real-time voice noise suppression based on Xiph’s RNNoise, with VST2, VST3, LV2, and LADSPA formats.
About noise-suppression-for-voice
This is a real-time noise suppression plugin for voice based on Xiph's RNNoise. It is provided in VST2, VST3, LV2, LADSPA, AU and AUv3 formats and includes a minimalistic GUI with parameters and diagnostic stats.
It offers VAD Threshold and grace-period controls to silence sounds unlikely to be voice. It works with one or more channels of 16-bit, 48000 Hz audio only, does not improve quality from a bad microphone, and only reduces loud noises when voice is present.
Key features
- Real-time voice noise suppression based on Xiph's RNNoise
- Available as VST2, VST3, LV2, LADSPA, AU and AUv3
- VAD Threshold control to silence sounds below voice probability
- VAD Grace Period to preserve ends of words and sentences
- Retroactive VAD Grace Period for starts of words; adds latency
- Minimalistic GUI showing parameters and diagnostic stats
Best for: People who use a microphone for voice on Windows or Linux and need to reduce background noise.
Good for
- Suppresses mild background noise such as fans, office, crowd, airplane, car, train and construction sounds
- Supports multiple plugin formats including VST2, VST3, LV2, LADSPA, AU and AUv3
- Includes adjustable VAD settings with diagnostic stats in the interface
Watch out for
- Requires 48000 Hz audio input; other sample rates should not be used
- Does not improve bad microphone quality and may reduce it by misclassifying voice
- Loud noises are only reduced in volume, not removed, when voice is present
noise-suppression-for-voice at a glance
- Category
- Software & Utilities › Hardware & Diagnostics
- Type
- Open-source project
- Pricing
- Not confirmed. Check the site
- Open source
- Yes · Source code
- Language
- English
- Last checked
- Oct 6, 2026 · Online when checked
- Listed
- Oct 5, 2026
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noise-suppression-for-voice FAQ
What sample rate does the plugin require?
It works with 16-bit, 48000 Hz audio input. Use only 48000 Hz and force the audio source to 48000 Hz if it is not.
What VAD Threshold value should I use?
In most cases a threshold between 85% and 95% would be fine.
Will it fix poor quality from a bad microphone?
No. It cannot improve voice quality with a bad microphone and may make it worse by misclassifying voice as noise.
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