regexr.com
RegExr: Learn, Build, & Test RegEx
3 tech detected
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April 1, 2026
Executive Summary
Our system detected 3 technologies powering regexr.com. Some of the key ones include Cloudflare, Google Fonts, Google Analytics.
This website has a good performance score of 72%, and it runs fast with a 4.9s load time. The page size is 393 KiB with 19 requests. This means the site is well optimized. It follows modern web standards.
"Regular expression tester with syntax highlighting, PHP / PCRE & JS Support, contextual help, cheat sheet, reference, and searchable community patterns."Tech Architecture
3 Layers
CDN
1 Tech identified
Utils
1 Tech identified
Analytics Tools
1 Tech identified