Developer Tools
11 tools availableJSON Formatter & Validator
Prettify, validate, and minify JSON data instantly in your browser.
Base64 Encoder / Decoder
Encode text to Base64 or decode Base64 to UTF-8 text with instant live conversion.
UUID Generator
Generate cryptographically secure UUID v4 identifiers in bulk.
JSON ↔ YAML Converter
Convert bidirectionally between JSON and YAML in real time.
JWT Debugger & Decoder
Decode and inspect JSON Web Tokens with live expiration checks.
Regex Tester
Test regular expressions with real-time matching and capture group inspection.
Cron Expression Parser
Translate Cron schedules into plain human-readable descriptions and preview upcoming runs.
SQL Formatter
Format, beautify, and minify SQL queries with customizable indentation.
CIDR & Subnet Calculator
Calculate IP network address, broadcast address, and usable IP range.
Hash & Encoding Converter
Generate SHA-256, MD5 hashes, and convert URL, HTML entities, and Hex.
CSV ↔ JSON Converter
Convert tabular CSV data to structured JSON and JSON arrays to CSV.