Software Alternatives, Accelerators & Startups

rubular VS Regex dev

Compare rubular VS Regex dev and see what are their differences

rubular logo rubular

A ruby based regular expression editor

Regex dev logo Regex dev

Visualizer, editor and debugger for regex. Powerful regex debugger. You can see every matching steps of regex with regexdev. You can create breakpoints for every matching. You can debug a regex with multiple windows together.
  • rubular Landing page
    Landing page //
    2023-10-19
  • Regex dev
    Image date //
    2026-06-30

rubular features and specs

  • Immediate Feedback
    Rubular provides instantaneous feedback on your regex patterns, making it easier to see if your regular expressions are correct and behaving as expected.
  • Simple Interface
    The website has a straightforward and easy-to-use interface that allows users to paste text and immediately test their regex.
  • Ruby-Based
    Rubular utilizes Ruby for regex testing, which is beneficial for Ruby developers who want to ensure their regex works correctly in that specific language context.
  • Offline Syntax Help
    The site offers a built-in regex syntax help section, which can be invaluable for both beginners and experienced users who need a quick reference.

Possible disadvantages of rubular

  • Limited Language Support
    Rubular is designed for Ruby, which means that regular expressions tested on Rubular may not behave the same way in other programming languages.
  • Lack of Advanced Features
    Advanced functionalities such as detailed debugging, regex optimization tips, and visual explanations are missing, which can be a disadvantage for more complex regex tasks.
  • No Saved Sessions
    The site doesn't offer a way to save your session or patterns, making it harder to manage and share multiple regex tests over time.
  • No Collaboration Tools
    Rubular lacks collaboration features such as shared workspace or real-time editing, which would benefit teams working on regex patterns together.

Regex dev features and specs

No features have been listed yet.

Category Popularity

0-100% (relative to rubular and Regex dev)
Regular Expressions
100 100%
0% 0
Software Development
0 0%
100% 100
Development
100 100%
0% 0
Programming
0 0%
100% 100

Questions & Answers

As answered by people managing rubular and Regex dev.

Which are the primary technologies used for building your product?

Regex dev's answer:

ASP.NET, WebAssembly, javascript

What makes your product unique?

Regex dev's answer:

Regex dev stands out by offering step-by-step debugging for regular expressions, allowing developers to visualize exactly how the regex engine processes each character of the input text. Unlike traditional regex testers that only show the final match result, Regex dev lets you trace the matching process in real-time โ€” similar to debugging code line by line. This makes it an invaluable learning tool for beginners and a powerful diagnostic tool for experienced developers dealing with complex patterns.

Additionally, the entire regex engine runs locally in the browser via WebAssembly, ensuring that no sensitive data is ever sent to a server.

Why should a person choose your product over its competitors?

Regex dev's answer:

Choose Regex dev if you want to truly understand how your regex works, not just whether it works.

1.Step-by-step debugging โ€” watch the engine traverse your pattern and input in real time, making it easy to spot where and why a match fails. 2.You can create conditional breakpoints.

How would you describe the primary audience of your product?

Regex dev's answer:

The primary audience of Regex dev includes: 1.Software developers of all levels who regularly work with regular expressions in their daily coding. 2.Students and beginners learning regex for the first time, who benefit from visualizing how patterns are evaluated step by step. 3.Data engineers and analysts who need to build and debug complex extraction patterns. 4.Technical educators and instructors who want to demonstrate regex behavior in a clear, visual way during teaching.

In short, anyone who has ever asked "why isn't my regex matching?" is part of the target audience.

What's the story behind your product?

Regex dev's answer:

Developing regexdev to help my customers.

User comments

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Social recommendations and mentions

Based on our record, rubular seems to be more popular. It has been mentiond 36 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.

rubular mentions (36)

  • Ask HN: How did you learn Regex?
    I read a lot on https://www.regular-expressions.info and experimented on https://rubular.com since I was also learning Ruby at the time. https://regexr.com is another good tool that breaks down your regex and matches. One of the things I remember being difficult at the beginning was the subtle differences between implementations, like `^` meaning "beginning of line" in Ruby (and others) but meaning "beginning of... - Source: Hacker News / almost 2 years ago
  • Building a syntax highlighting extension for VS Code
    As a ruby developer, I was happy to find that VS Code / TextMate grammar files use the same regular expression engine called Oniguruma as ruby itself. Thus, I could be sure that when trying my regular expressions in my favorite online regex tool, rubular.com, there would be no inconsistencies due to the engine inner workings. - Source: dev.to / over 2 years ago
  • Data cleaning problem
    In my testing on a couple of regex testers (https://rubular.com/ & https://regex101.com/) this seems to select the postcode correctly each time. Source: about 3 years ago
  • Anchor
    Copied from Rubular ( a nice tool to test regexes ):. Source: over 3 years ago
  • Advice on preparing for the Alteryx Advanced Exam?
    To add on to this from a regex perspective - I find regex to be invaluable in my workflows. Once you learn the basics I always test and debug my strings using https://rubular.com because it has string hints at the bottom that are readily available. Source: over 3 years ago
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Regex dev mentions (0)

We have not tracked any mentions of Regex dev yet. Tracking of Regex dev recommendations started around Jun 2026.

What are some alternatives?

When comparing rubular and Regex dev, you can also consider the following products

RegExr - RegExr.com is an online tool to learn, build, and test Regular Expressions.

Stack Online Tools - All-in-one online toolbox with 100+ free utilities for text manipulation, SEO, coding, image processing, and more. Fast, secure, and privacy-first.

Expresso - 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.

RegEx Lab - RegEx Lab allows you to test regular expressions.

RegexPlanet Ruby - RegexPlanet offers a free-to-use Regular Expression Test Page to help you check RegEx in Ruby free-of-cost.

Regex Regular Expression Tool - Regex Regular Expression Tool is an application that serves developers and those looking to practice and learn about regular expressions.