The internet's calmest toolbox.
One polished home for the everyday utilities you keep re-googling — developer helpers, image & document tools, calculators, generators and AI shortcuts. Fast, private, and beautifully built.
Color Toolkit
HEX → RGB → HSL
Hand-picked tools,
ready when you are.
Browse by
category.
Rather than one endless list, we group every tool by what you're trying to do — so you can get there faster.
See every categoryThree steps.
Zero friction.
Find your tool
Search or browse by category. With 100+ tools and growing, you'll find exactly what you need in seconds.
Paste and go
No sign-up, no upload limits, no waiting. Paste your content, hit the button, done.
Copy your result
Copy, download or share your result instantly. Everything runs client-side — nothing leaves your browser.
Input
Output
"name": "Tools",
"version": "8.3",
"free": true
}
That's it.
Paste, format, copy. No ads, no signup pop-ups, no distractions. Just the tool.
People keep
coming back.
Real tools from developers, designers and writers who got tired of Googling the same utilities over and over again.
This is genuinely the best developer toolbox I've found. It's replaced at least six different tabs I used to keep pinned.
Marcus Chen
Senior Engineer, Vercel
The JSON formatter alone is worth bookmarking. Clean, fast, no ads, no signup. Exactly what a tool should be.
Priya Sharma
Full-stack Developer
I send this to every junior dev on our team. It's the kind of site that makes you wonder why everything on the internet isn't this well made.
Tom Okonkwo
Engineering Manager, Stripe
New tools, every
other Tuesday.
A short, no-nonsense email about everything newly added, useful, or quirky. No spam, no pitches — just the good stuff.
No spam. Unsubscribe any time. We only email twice a month.