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Confused by a regular expression? Paste it here and AI will explain exactly what it matches and why.
AI Core
Generate regex patterns for validation, extraction, and replacement scenarios.
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Regex Tester
Test regular expressions with live match highlighting and capture groups.
JSON Schema AI
Generate JSON Schema draft 2020-12 with validation constraints for API and data pipelines.
SQL Query AI
Generate production-ready SQL queries from plain-language analytics tasks.
Cron Validator
Validate cron expressions, see next run times, and field breakdown.