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Regex Tester Live

ExtensionDeveloper Tools2 users
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Overview

Test regex patterns in real time with live match highlighting, capture group breakdown, and a built-in library of common patterns.

🔍 MASTER REGULAR EXPRESSIONS Regex Tester Live is your ultimate tool for writing, testing, and debugging regular expressions directly in your browser. ✨ KEY FEATURES: ⚡ LIVE TESTING • Real-time match highlighting as you type • Instant feedback on pattern validity • Test against multiple sample strings • See exactly where matches occur 🎯 CAPTURE GROUPS • Visual breakdown of all capture groups • Named group support • Group highlighting in different colors • Easy extraction of matched values 📚 PATTERN LIBRARY • Common regex patterns built-in • Email, phone, URL validators • Date/time patterns • Credit card formats • Custom patterns you can save 🛠️ DEVELOPER TOOLS • Multiple regex flags (g, i, m, s, u) • Quick reference cheat sheet • Export to multiple languages • Copy as JavaScript, Python, PHP ⚙️ CUSTOMIZATION • Dark mode interface • Adjustable font size • Persistent pattern history • Keyboard shortcuts 🏆 WHY REGEX TESTER LIVE? ✓ No more switching to online testers ✓ Works offline - all processing local ✓ Beautiful glassmorphism UI ✓ 3-day free trial, then just $0.99/month ✓ Privacy-first: your patterns stay on your device 💡 PERFECT FOR: • Web developers • Data analysts • QA engineers • Anyone working with text patterns Start your free trial today and master regex!

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Details

  • Version
    1.0.1
  • Updated
    April 3, 2026
  • Offered by
    fileshot.adm
  • Size
    25.98KiB
  • Languages
    English
  • Developer
    BRENDAN J GRAY
    110 Weeks Rd Palmyra, ME 04965-3660 US
    Email
    admin@fileshot.io
    Phone
    +1 207-341-2919
  • Trader
    This developer has identified itself as a trader per the definition from the European Union and committed to only offer products or services that comply with EU laws.

Privacy

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The developer has disclosed that it will not collect or use your data. To learn more, see the developer’s privacy policy.

This developer declares that your data is

  • Not being sold to third parties, outside of the approved use cases
  • Not being used or transferred for purposes that are unrelated to the item's core functionality
  • Not being used or transferred to determine creditworthiness or for lending purposes

Support

For help with questions, suggestions, or problems, visit the developer's support site

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