Dev tools that actually fix the bug.
Free, no-signup web tools for developers. JSON, encoding, regex, hashing and more — clear, fast, no fluff.
Popular tools
Format JSON, encode/decode Base64, test regex, generate UUIDs and more — all in the browser.
JSON
JSON formatter & validator
Format, validate and minify JSON with one click.
Coming soon
Base64 encode / decode
Encode and decode Base64 strings in the browser.
Coming soon
Regex tester
Test regular expressions and see matches in real time.