OpenSoundPad (OSP) is a lightweight, low-latency real-time voice changer and soundpad application for Windows built with C# and .NET 9.
Cost / License
- Free
- Open Source (GPL-3.0)
Since
- New
Platforms
- Windows



Apps similar to Onion Board include OpenSoundPad, which is free and open source. Other options are Voicemod, Clownfish Voice Changer, Realtime Voice Changer and Soundux. You're spoiled for choice with Soundboards like Onion Board: we list more than 25 alternatives for Windows, Linux, the web, Android and iPhone.
OpenSoundPad (OSP) is a lightweight, low-latency real-time voice changer and soundpad application for Windows built with C# and .NET 9.



Transform live interactions with a real-time voice changer supporting numerous effects and seamless integration with platforms like Discord, Twitch, and Skype. Perfect for gamers, streamers, and anyone aiming to entertain, it elevates communication with rich sound experiences.




Clownfish Voice Changer is an application for changing your voice. It's installed on system level so every application that uses microphone or other audio capture device will be affected. In general - your voice will be modified in Steam, Skype, Hangouts, ooVoo, Viber...




This is a client software for performing real-time voice conversion using various Voice Conversion (VC) AI.








This tool allows users to record their voice or upload a file to create a custom voice clip. It offers a free plan with 6 voices, 30 second clip length, and a non-commercial license. Paid plans include 8 voices, 10 minute clip length, a commercial license, and custom voices...


Play sounds in voice chats in high digital quality. Add sounds or music to your microphone signal so others will hear it, too.



OMGSoundboard allows you to create your own unique soundboard. What's exciting about this app is that it allows you to be only limited by your imagination.



Lyrebird Voice Changer is a software that comes with a number of built-in effects that can accurately mimic male and female voices. It offers users the flexibility to create and load custom presets to suit their specific needs.

A native Linux alternative to Soundpad that plays audio clips through a PipeWire virtual microphone, allowing sounds and microphone audio to be used in Discord, OBS, Zoom, games, and other voice applications.




Linux soundboard that mixes audio clips into a virtual mic for Discord, while you monitor playback through your headphones.

Soundbored is an unlimited, no-cost, self-hosted soundboard for Discord. It allows you to play sounds in a voice channel.
