Developer Tools
21 toolsFormat JSON/XML, encode Base64/JWT, compute hashes, generate UUIDs, test RegEx, and convert code.
JSON & Data Converters
JSON Formatter & Validator
Format, validate, and minify JSON with real-time error detection.
Json Validator
Json Validator running client-side on your device.
JSON to CSV Converter
Convert JSON data into CSV spreadsheet tables.
CSV to JSON Converter
Convert CSV rows into JSON objects.
JSON to TypeScript Converter
Generate TypeScript interfaces from JSON payloads.
JSON to YAML Converter
Convert JSON structures to YAML format.
Xml Formatter
Xml Formatter running client-side on your device.
Encoding & Cryptography
Base64 Encoder & Decoder
Convert plain text and binary strings to and from Base64 format.
Base64 Decoder
Base64 Decoder running client-side on your device.
URL Encoder & Decoder
Encode and decode URLs and query parameters.
JWT Encoder
Encode and sign JSON Web Tokens (JWT) with HMAC secret keys locally.
JWT Decoder
Decode and inspect JSON Web Tokens (JWT) payload and claims locally.
Hash Generator (SHA-256, MD5, SHA-512)
Generate SHA-256, MD5, and SHA-512 cryptographic hashes locally.
HMAC Generator & Decoder
Generate, decode, and verify HMAC signatures locally in your browser.
Utilities & Code Helpers
UUID / GUID Generator
Generate secure UUID v4 (Universally Unique Identifiers) instantly.
RegEx Tester & Matcher
Test and debug regular expressions in real time.
Cron Expression Parser
Explain cron expressions in plain English schedules.
Html Minifier
Html Minifier running client-side on your device.
Css Minifier
Css Minifier running client-side on your device.
Js Minifier
Js Minifier running client-side on your device.
Lorem Ipsum Generator
Lorem Ipsum Generator running client-side on your device.