The Dev Tools
Built for developers.
Free. Private. Fast. No account required.
Our principles
Why we built this
Every developer deserves fast, reliable utilities without paywalls, signups, or surveillance. All 12 tools run entirely in your browser — your data never leaves your device.
Privacy First
All tools run entirely in your browser. Your data never leaves your device, ensuring complete privacy and security.
Fast & Reliable
Built with modern web APIs for instant results. No server round-trips, no network latency for core functionality.
Free Forever
No subscriptions, no hidden fees, no account required. All tools are available to everyone, always.
What we offer
12 browser-native tools
Encoding, text processing, hashing, and developer utilities — everything you reach for during a coding session.
tools covering Base64, URL encoding, JWT debugging, JSON formatting, hash generation, string manipulation, timestamp conversion, color conversion, and more. Browse all tools →
Technology
How it's built
Modern web technologies chosen for performance, reliability, and developer experience.
Ready to get started?
Explore the full collection or read our guides and blog.