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About the Regex Tester
Test regular expressions against your text and see matches highlighted in real time.
VoidForge's regex tester is a 100% free, browser-based tool — meaning your data never leaves your device. There is nothing to install, no account to create and no watermark added to your output. Just open the tool above and start working.
Looking for more developer tools? Browse the full Developer Tools collection or check the related tools in the sidebar.
How to use
- 1
Enter your regex and flags.
- 2
Paste your test text.
- 3
See highlighted matches.
Features
Live matching
Flags support
Match groups
Free