
Kitmul
200+ free, private online tools, all local, no signups.
What it does
200+ free tools that run entirely in your browser. No ads, no signups, no data collection. Includes an AI assistant that helps you find and chain tools together — just describe what you need. Highlights: Audio Stem Splitter, Quantum Circuit Simulator, PDF tools, 40+ image tools, developer utilities, AI subtitle generator. Built with Next.js, WebAssembly, and on-device ML models. Your data never leaves your device.
Does the same job
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130+ free tools that run entirely in your browser.

More dev tools this month
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The first open-source price index for GPU compute
Dev tools · 10d ago · getcomputable.com

OpenTrailPaper is open-source bike computer firmware for the LilyGO T5S3 4.7" E-Paper PRO. It supports offline maps, GPX routes, FIT recording and Bluetooth sensors.
Dev tools · 2d ago · opentrailpaper.com

Open-source GTM skills for technical founders
Dev tools · 29d ago · gtmcofounder.com
Launched alongside, March 2026
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Switch from ChatGPT to Claude with import memory feature
AI · Mar 2026 · claude.com


