| How to Use the REGEX Functions in Excel(howtogeek.com) | excel |
| LLMs and regular expressions(johndcook.com) | ai |
| Regex Night(gitlab.com/agateau) | syntax highlighter |
| Ultimate Guide to Validating Emails with Regex(abstractapi.com) | emailpatterns |
| Negative Lookahead Assertion(susam.net) | features |
| Regular Expression Tools(tiny-helpers.dev) | links |
| rxxr2(github.com/superhuman) | redos |
| Debuggex: Online visual regex tester for JavaScript, Python, and PCRE.(debuggex.com) | javascriptpcrepythontesting |