Developer Tools

UUID generators, regex testers, minifiers, and dev utilities.

Generate random UUIDs (v4) in bulk.

Convert between Unix timestamps and human dates.

Test regular expressions with live matching and groups.

Parse and explain cron schedule expressions.

Minify CSS, JavaScript, and HTML code.

Format and beautify SQL queries.

Write Markdown and preview rendered HTML live.

Generate URL-friendly slugs from text.

Generate TypeScript interfaces from JSON data.

Quick reference for regular expression syntax.

Compare code with syntax-highlighted differences.

Convert cURL commands to JavaScript, Python, and more.

Format, sort, and validate .env environment files.

Calculate Unix file permissions visually.

Test and evaluate JSONPath expressions.

Compare two JSON objects and see differences.

Convert JSON arrays to CSV format.

Validate email address format and syntax.

Parse and inspect URL components.