Regex Tester
Build, test, and debug your regular expressions with real-time visual feedback.
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Real-time Matching
Matches update instantly as you key in regex flags, expressions, or modifications to your target log inputs.
Log Focused
Ideal for drafting log patterns, testing extraction criteria, and simulating webhook triggers for network monitoring tools.
Privacy First
Log details, configs, and regex variables stay purely within local sandboxed browser storage. No network telemetry.
Translate your logs into proactive alerts
Sponsored by CronRabbit. Hook your regular expressions into live logs and CronRabbit endpoints to notify your Slack or PagerDuty the second errors hit production.