Developer Tools

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Parsing & Formatting

5 tools

JSON Parser

Format, validate, and inspect JSON with tree view & syntax highlighting

Regex Tester

Test regular expressions with real-time matching and replace support

Text Diff

Compare text side-by-side with highlighted differences

YAML ↔ JSON

Convert between YAML and JSON formats instantly

JSON ↔ CSV

Convert between JSON and CSV/spreadsheet formats

Encoding & Decoding

6 tools

Base64 Encode/Decode

Encode and decode Base64 text strings

File ↔ Base64

Convert files to Base64 and decode Base64 back to files

URL Encode/Decode

Encode and decode URL strings with percent-encoding

Query String ↔ JSON

Convert URL query strings to JSON and back

JWT Decoder

Decode and inspect JWT tokens — header, payload, signature

cURL → Code

Convert cURL commands to Python, PHP, JavaScript, and more

Crypto & Security

5 tools

RSA Keypair Generator

Generate RSA public/private key pairs (1024–4096 bit)

Basic Auth Header

Generate HTTP Basic Authentication headers

Hash Generator

Compute MD5, SHA-1, SHA-256, SHA-384, SHA-512 hashes

HMAC Generator

Compute HMAC-SHA signatures with a secret key

Password Generator

Generate strong random passwords and passphrases

Generators & Utilities

6 tools

UUID Generator

Generate UUID v4 and v7 unique identifiers

Timestamp Converter

Convert Unix timestamps to human-readable dates and back

Cron Expression

Build and validate cron job schedules with descriptions

Number Base

Convert between binary, octal, decimal, hex, and custom radix

HTTP Status Codes

Browse and search all HTTP status codes with explanations

Color Converter

Convert between HEX, RGB, HSL, HSV with live preview