Утилиты для разработчиков

Test regular expressions. Match against sample text. See matches and groups. For developers.

Format and beautify SQL queries. Supports SELECT, INSERT, UPDATE, DELETE, CREATE. Standard or Compact style.

Build cron expressions visually with an interactive interface. See human-readable descriptions and next run times. No memorization needed.

Look up HTTP status codes. 200, 404, 500 etc. Get description and category.

Parse HTTP headers to JSON. Extract header key-value pairs. For debugging requests.

Parse User-Agent string. Detect browser and OS. For analytics and compatibility.