
regular expressions 101
RegExr
RegexOne
Regexper
i Hate Regex
rubular
RegexLearn
Welcome to the fantastic world of nerdy regex fun!

Sentry.io
Rollbar
Production debugging for AI coding agents
Which is more popular?
Based on our record, Regex Crossword seems to be more popular. It has been mentioned 69 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | regexcrossword.com | debugbundle.com |
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In their own words, as submitted to SaaSHub.


No description of Regex Crossword yet.
DebugBundle captures production errors and packages the available evidence into agent-ready debug bundles. Each structured, versioned JSON artifact brings together the failure and captured request, log, runtime, and release context, so developers and coding agents can inspect what happened...
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Regex Crossword - Volapük
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Recommendations tracked on public social media and blogs since March 2021.


> It's as if human words are complex, yet Regex actually does what it says. The patterns look less like an essay and more like a puzzle to crack. It wasted hours of my life: https://regexcrossword.com/. - Source: Hacker News / 12 months ago
I'm surprised nobody's mentioned the other Regex Crossword [0], it's shown up on HN several times [1][2] and has a fantastic user-submitted puzzle section (that includes the MIT Mystery Hunt puzzle [3]) and a puzzle builder. 0:... - Source: Hacker News / about 2 years ago
The Regex Crossword was the first thing that made it click for me: https://regexcrossword.com/. - Source: Hacker News / about 2 years ago
Tracking DebugBundle since Sep 2026.
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