Tool directory
Free online developer tools
Use the Base64 encoder and decoder, URL component encoder, JSON formatter and validator, JWT decoder, UUID v4 generator, or SHA-256/SHA-384/SHA-512 text hash generator. These free tools run in your browser.
- EncodingAvailable
Base64 Encoder & Decoder
Encode text to Base64 or decode Base64 back to readable text.
Open tool - EncodingAvailable
URL Encoder & Decoder
Encode or decode URL components for safe use in web addresses.
Open tool - FormattingAvailable
JSON Formatter & Validator
Format JSON for readability and check whether it is valid.
Open tool - Web developmentAvailable
JWT Decoder
Inspect the header and payload of a JSON Web Token.
Open tool - GenerationAvailable
UUID Generator
Generate version 4 UUIDs using browser cryptography APIs.
Open tool - SecurityAvailable
Text Hash Generator
Calculate SHA-256, SHA-384, or SHA-512 digests for text.
Open tool