
MonoTools.app
regular expressions 101
CyberChef
Diff Checker
DevToys
Word Counter
MiniToolsPro
A free, browser-based suite of 18 developer tools — JSON formatter, regex tester, UUID, Base64, password generator, cron builder, color picker with WCAG, JWT decoder, and more. No ads, no tracking, no signup.

RegExr
rubular
RegEx Generator
RegexPlanet Ruby
The Regex Coach
RegexMagic
Reggy
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.

Which is more popular?
Based on our record, Expresso seems to be more popular. It has been mentioned 2 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | tools.splitlight.ai | ultrapico.com |
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What each product offers, as listed by its team.


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Possible disadvantages
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Why this product is good
Recommended for
Overall verdict
Why this product is good
Recommended for
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REVIEW DE MON EXPRESSO À 100 000 EUROS AVEC STROPOSAUCE
How often each product is chosen within a category, 0–100% relative to the other.


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


Tracking MicroTools by Splitlight since May 2026.
Working in PowerShell (.Net regex) one of my favorite tools is https://ultrapico.com/expresso.htm. It does require registering for a free license but it's well worth it. Source: over 4 years ago
Then you need this or something like it: https://ultrapico.com/expresso.htm. Source: over 4 years ago
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RegExr.com is an online tool to learn, build, and test Regular Expressions.
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Extensive regex tester and debugger with highlighting for PHP, PCRE, Python and JavaScript.
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A ruby based regular expression editor
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RegEx Generator is a simple-to-use application that comes with the brilliance of intuitive regex and is also helping you out to test the regex.
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