The 3kh0 Soundboard, centered around a simple index.html file, became a popular, high-speed, and mobile-friendly tool designed for school environments. Developed using JavaScript, the open-source project allowed for community-submitted audio, enabling quick access to viral meme sounds and offering a "stop" function for instant silence. View the source code for the project on the 3kh0 Soundboard GitHub 3kh0/soundboard: Simple yet powerful online ... - GitHub
— Open your browser's Developer Tools (F12) → Elements/Inspector tab to see the live DOM, or view the page source (right-click → View Page Source). You can also check the GitHub repository at https://github.com/3kh0 if the source is public. 3kh0.github projects soundboard index.html
The index.html file typically contains: