Free Data Utilities
Browser-based tools that run entirely client-side. No data is sent to any server.
CSV to JSON
Paste CSV data and instantly convert it to clean, formatted JSON output.
JSON Formatter
Prettify, minify, and validate JSON with real-time error highlighting.
Base64 Encode/Decode
Encode or decode Base64 strings with a single click.
SQL Formatter
Beautify and format SQL queries for better readability.
Regex Tester
Test regular expressions with live matching and capture group highlighting.
Mock Data Generator
Generate realistic fake data for names, emails, addresses, and more.