regex101.com
regex101: build, test, and debug regex
1 tech detected
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April 1, 2026
Executive Summary
Our system detected 1 technologies powering regex101.com. Some of the key ones include Google Fonts.
This website has a okay performance score of 60%, and it runs average speed with a 4.8s load time. The page size is 429 KiB with 12 requests. This means the site is well optimized. It follows modern web standards. It also has very good SEO.
"Regular expression tester with syntax highlighting, explanation, cheat sheet for PHP/PCRE, Python, GO, JavaScript, Java, C#/.NET, Rust."Tech Architecture
1 Layers
Utils
1 Tech identified