RegExr vs Substack
A side-by-side look at RegExr and Substack. For an in-depth review of either product, follow the links below.
RegExr
Development
RegExr is a tool for creating, testing and debugging regular expressions. It allows you to easily test regex patterns against text inputs in a visual interface, and offers features like syntax highlighting, explanations, cheat sheets and more.
regexregular-expressionspattern-matchingtext-processingdeveloper-tool
Substack
News & Books
Substack is an email newsletter platform that allows writers and publishers to easily create, design, and distribute email newsletters. It aims to let freelance writers and bloggers build direct relationships with readers.
emailnewsletterswritingpublishingblogging
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