
ToolFast - Free Online Tools
Free online tools work in your browser, no signup needed
What it does
ToolFast is a growing collection of free online tools that work right in your browser. No downloads, no signups, no server uploads. Your files stay on your device — private and secure. The My Favorites feature lets you bookmark tools and access them instantly. A Chrome extension gives you one-click access from your toolbar. Favorites are stored locally — download your links before clearing browser data and re-upload them after. Nothing gets lost.
ToolFast — Free Online Tools All the Online Tools You Need in One Fast and Free Platform
Over 100 tools that run directly in your browser: fraction calculator, percentage, military time converter, signature generator, PDF tools and more. No download, nofrom toolfast.net
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- ToolFast — 39 Free Browser ToolsMay 2026 · toolfast.xxddsses.com · ▲2
No ads. No sign-up. Just 39 tools that work in your browser.



More work this month
the category →


The app store for voice native apps that lives in your notch
Work · 28d ago · voiceos.com

The New Calendly▲211Handle all of the work before, during, and after meetings
Work · 17d ago · calendly.com
Launched alongside, August 2026
the whole month →- TL
Life & fun · 10d ago · louisabraham.github.io


- SA
Hello HN! I found that picking out plausible but diverse skin tones for my digital art and game development projects was kind of difficult, and I got curious about if there was a way to define a color space that made it easy. I've built a color picker and procedural generation algorithm based on the space as well as a bunch of other fun js features and demos throughout the page that use the equations. If you find it interesting, I have lots of explanations of how I built it and what properties the space has. The methodology might be a bit shaky, but hopefully the result is as helpful for…
Life & fun · Aug 2026 · toneyalexander.github.io


I trained a 125M-parameter transformer to autocomplete piano performances in real time (~108 notes/sec on an iPhone 15). The idea is basically GitHub Copilot or Tabnine, except instead of prompting it with code, you prompt it by playing a few notes on a MIDI piano. The model then continues what you played, entirely on-device. The app is free if anyone wants to try it. Happy to answer questions about the model, training, Core ML, or the many things that didn't work.
AI · 17d ago · simedw.com