RegExe by unsubble

RegExe is a modern regex-powered find-in-page extension for Zen Browser and Firefox-based browsers.

It enhances the traditional Ctrl+F experience with full JavaScript regular expression support, live highlighting, match navigation, customizable highlight colors, and advanced copy tools.

Features:
• JavaScript RegExp support (/pattern/flags)
• Real-time page searching
• Non-destructive highlighting using the CSS Highlight API
• Match navigation with keyboard shortcuts
• Copy matches as text, HTML, or inner HTML
• Customizable highlight colors
• Lightweight and zero-dependency architecture
• Local-only processing — no telemetry or data collection

RegExe is designed for developers, power users, researchers, and anyone who needs advanced text searching directly inside the browser.