Dev Tools
A growing suite of developer tools — simple, fast, and always in your browser.
No logins. No clutter. Just clean, focused tools built for everyday coding.
Why Use These Tools?
Designed for Focus
Each tool does one thing — fast and clearly — so you stay in flow, not lost in menus.
Instant Access
No setup, no installs. Open a tool and get to work right in your browser.
Open & Growing
Free, open-source, and evolving with your needs. New tools added regularly.
Available Tools
JSON Formatter
Cleanly format and inspect JSON with syntax highlighting.
Open Tool
Text Comparator
Compare any text or code files side-by-side with live diff highlighting.
Open Tool
Schema Validator
Check your JSON against a schema with detailed, human-friendly feedback.
Open Tool
Base64 Converter
Encode and decode Base64 data with support for URL-safe encoding and MIME formatting.
Open Tool
Epoch Converter
Convert between Unix timestamps and human-readable dates with timezone support.
Open Tool
JWT Encoder/Decoder
Encode and decode JSON Web Tokens with real-time conversion and signature verification.
Open Tool
Regex Debugger
Test regex patterns with live matching, token breakdown, and multi-language flavor support.
Open Tool
Simple tools, thoughtfully made with ❤️