DevKit
JSON, Base64, UUIDs, regex, JWT, cron, and more — the everyday developer utilities, all in one place.
JSON Formatter
Format, validate, and minify JSON data instantly.
Base64 Encoder / Decoder
Encode text to Base64 or decode Base64 back to text.
UUID Generator
Generate random UUIDs (v4) in bulk, instantly.
Password Generator
Generate strong, secure passwords with custom rules.
Hash Generator
Generate SHA-1, SHA-256, SHA-384, and SHA-512 hashes.
URL Encoder / Decoder
Encode or decode URL components and query strings.
Regex Tester
Test regular expressions against sample text with live match highlighting.
JWT Decoder
Decode a JSON Web Token's header and payload instantly.
Markdown Previewer
Write Markdown and see the rendered HTML preview live.
Text Diff Checker
Compare two blocks of text and highlight what changed.
Cron Expression Explainer
Turn a cron expression into plain English and see upcoming run times.
OCR Text Extractor
Pull text out of images and scanned PDFs.