Developer Tools

Daily-use utilities for developers. Every tool runs in your browser — no API key, no rate limit, no telemetry on your code or credentials.

• JSON Formatter
• JWT Decoder
• Base64 Encoder / Decoder
• URL Encoder / Decoder
• Hash Generator
• UUID Generator
• Regex Tester
• Diff Checker
• CSV to JSON
• YAML ↔ JSON Converter
• Unix Timestamp Converter
• Token Counter
• Crontab Generator
• Number Base Converter
• XML Formatter & Minifier
• JSON Schema Generator
• Slug Generator
• String Escape Tool