Regex Extractor
Extract matching text from input using a regular expression pattern. Outputs matches as a list (one per line). Runs locally in your browser.
Input
Output
Tip: You can verify in DevTools → Network that nothing is uploaded.
About this Regex Extractor
Regex Extractor transforms your text instantly according to specific rules. This tool processes your input locally in your browser.
Use this tool to clean, format, or prepare text for your workflow. All processing happens locally — nothing you paste is sent to a server.
- Process text data quickly without external tools
- Transform content for development workflows
- Clean and format text for analysis
- Enable Auto to transform as you type
- Upload text files directly from your device
- Download the result when done
FAQ
No. Everything runs locally in your browser. Nothing you paste is sent to a server.
After the page loads once, it will typically keep working offline (unless you hard refresh with no cache).
No. Your input stays in your browser. Only optional preferences like theme or language may be stored.
Any plain text. You can paste text directly into the input box.
It outputs each match on its own line so you can copy, sort, or deduplicate results easily.
Most tools expect just the pattern text. Flags (g/i/m) are typically set via UI options if available.
The tool will show an error and will not extract matches until the pattern is valid.