
regular expressions 101
rubular
Expresso
RegEx Generator
Regex Crossword
i Hate Regex
RegexPlanet Ruby
RegExr.com is an online tool to learn, build, and test Regular Expressions.

Ray.so
Carbon
Snappify
CodeImage
Karbonized
BrandBird
Codelet
Create and share images of your source code

Which is more popular?
Based on our record, RegExr seems to be a lot more popular than Codeimg.io. While we know about 368 links to RegExr, we've tracked only 3 mentions of Codeimg.io.
Website, pricing, platforms and company facts side by side.
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| Website | regexr.com | codeimg.io |
| Pricing | — | |
| Company | Startup from the United States | — |
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What each product offers, as listed by its team.


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An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
No analysis of Codeimg.io yet.
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using RegExr and Codeimg.io. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.


Use Online Tools: There are many online regex testers and visualizers that can help you see how your patterns match against sample text. These tools often provide explanations for each part of the regex. I personally use... - Source: dev.to / over 1 year ago
However - here it becomes weird - when testing the original regex rule (the first one, without the \u00A0 part) on the same string in an interactive visualiser (https://regexr.com/ for instance), there is a match:. - Source: dev.to / almost 2 years ago
Learned regex in the 90's from the Perl documentation, or possibly one of the oreilly perl references. That was a time where printed language references were more convenient than searching the internet. Perl still includes a shell... - Source: Hacker News / about 2 years ago
The one I used is https://codeimg.io but AFAIK that's not the only one. Source: almost 4 years ago
7) CodeImg.io - Share Images of Source Code This a great tool to create code snippets to be shared on blogs or any social media. Various Light & Dark mode themes are available to create images of code snippets in different formats. - Source: dev.to / over 5 years ago
CodeImg -Create and share beautiful images of your source code. - Source: dev.to / over 5 years ago
When comparing RegExr and Codeimg.io, you can also consider the following products.

Extensive regex tester and debugger with highlighting for PHP, PCRE, Python and JavaScript.
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Create and share beautiful images of your source code.
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The award-winning Expresso editor is equally suitable as a teaching tool for the beginning user of regular expressions or as a full-featured development environment for the experienced programmer with an extensive knowledge of regular expressions.
Compare Expresso to RegExr or Codeimg.io:

snappify is a great tool to create and adjust beautiful code snippets easily.
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