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Life & fun · February 17, 2021

WI

WavTool, in-browser audio editor and dev tool

WavTool, in-browser audio editor and dev tool launched on February 17, 2021 with 11 votes, #1,252 of 3,133 launches that month and more than 75% of that year's launches. The site was still online in September 2026, 5 years on.

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In plain words

WavTool is an in-browser audio editor and development tool that launched in 2021. It allows users to edit audio files and work with sound directly in their web browser without requiring software installation. The tool is designed for audio enthusiasts, musicians, and developers who need to manipulate or analyze audio content online. Its browser-based approach makes it accessible across different operating systems.

written from the facts on this page · September 2026

From the sources

We built WavTool to ensure that AI creates a world with even more precious, creative, and obsession-worthy music. Although the product has been taken offline, we are far from done with the mission. Everything you love about WavTool will return soon, and let us assure you: it will be worth the wait. We'll have more to announce in the coming months, and in the mean time we would love to hear your feedback and ideas for the future of AI-accelerated music production - just send us an email at [email protected]from wavtool.com

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  • Wavvy – web-based audio editor (Audacity port)2022 · wavvy.app · ▲530

    I originally developed a WASM port of wxWidgets for https://dj.app/. When it came time to open source wxWidgets-wasm, I decided to port another complex app as a test case, and Audacity seemed like the obvious choice. In the process, I also needed to write a new host API for PortAudio for playback and recording in the browser. https://github.com/ahilss/wxWidgets-wasm https://github.com/ahilss/portaudio-wasm https://github.com/ahilss/wavvy

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  • Web Audio Studio – A Visual Debugger for Web Audio API GraphsMar 2026 · webaudio.studio · ▲64

    Hi HN, I’ve been working on a browser-based tool for exploring and debugging Web Audio API graphs. Web Audio Studio lets you write real Web Audio API code, run it, and see the runtime graph it produces as an interactive visual representation. Instead of mentally tracking connect() calls, you can inspect the actual structure of the graph, follow signal flow, and tweak parameters while the audio is playing. It includes built-in visualizations for common node types — waveforms, filter responses, analyser time and frequency views, compressor transfer curves, waveshaper distortion, spatial…

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