Developer
Format, validate, and inspect code and data.
Useful by default
Simple tools that work.
Fast, focused utilities for everyday tasks. No accounts, no clutter, and your input stays in your browser.
Available tools
JSON Formatter
Format, minify, validate, copy, and download JSON without sending it anywhere.
JWT Decoder
Decode JWT header and payload locally without verifying signatures.
Base64 Encoder
Encode and decode UTF-8 text as Base64 entirely in your browser.
UUID Generator
Generate UUID v4 identifiers in bulk, then copy or download them.
Regex Tester
Test regular expressions with flags, match highlights, and capture groups.
Cron Generator
Build a 5-field Unix cron expression and see the next run times.
SQL Formatter
Format and minify SQL in your browser, then copy or download it.
Browse categories
Finance
Practical calculators for everyday money decisions.
No tools in this category yet.
Converters
Convert common units and file-friendly values.
SEO Tools
Check and prepare content for search engines.
No tools in this category yet.
Text Tools
Clean, count, compare, and transform text.
No tools in this category yet.
Generators
Generate useful values and ready-to-use snippets.
Estimators
Make quick, transparent everyday estimates.
No tools in this category yet.