#analyze

View CSV as sortable, searchable table

Parse URL into protocol, hostname, path, query

Check WCAG 2.1 contrast ratios

Validate docker-compose.yml files

Test XPath expressions against XML

Evaluate JSONPath expressions against JSON

Validate cron expressions and next run times

Validate .env files detect syntax errors

Preview how page looks on social media

A beginner-friendly visual guide to mastering regular expressions with practical examples.

Count characters, words, lines, paragraphs

Compare and highlight differences between texts

Test and debug regular expressions live