Software Alternatives, Accelerators & Startups

Evil VS RegExr

Compare Evil VS RegExr and see what are their differences

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Evil logo Evil

The extensible vi layer for Emacs.

RegExr logo RegExr

RegExr.com is an online tool to learn, build, and test Regular Expressions.
  • Evil Landing page
    Landing page //
    2023-08-04
  • RegExr Landing page
    Landing page //
    2023-07-28

Evil features and specs

  • Vim Emulation
    Evil provides a near-complete emulation of Vim’s features within Emacs, allowing users who are familiar with Vim to transition without losing their preferred keybindings and workflow.
  • Customizability
    Evil allows users to customize their configurations extensively, combining the powerful text-editing capabilities of Vim with the customizability of Emacs.
  • Community Support
    Evil has a large and active community, providing a wealth of plugins and resources to enhance the text editing experience.
  • Mode Integration
    Evil integrates smoothly with various Emacs major and minor modes, allowing users to leverage the full functionality of Emacs alongside Vim's modal editing.

Possible disadvantages of Evil

  • Learning Curve
    For users unfamiliar with Vim, the modal editing approach can introduce a significant learning curve, particularly for those accustomed to traditional text editors.
  • Complex Configuration
    Configuring Evil to fully integrate with existing Emacs setups can be complex and time-consuming, especially when customizing keybindings and behaviors.
  • Performance
    In some cases, using Evil with certain Emacs configurations or plugins may lead to performance issues, such as lag or delayed responses.
  • Inconsistencies
    There might be inconsistencies between Evil’s implementation of Vim features and the original, which could affect workflows for power users who rely on specific Vim functionalities.

RegExr features and specs

  • User-Friendly Interface
    RegExr offers an intuitive and visually appealing interface that makes it easy for users to write, test, and understand regular expressions.
  • Real-time Feedback
    Changes to the regular expression and input text are reflected immediately, allowing users to see the effects of their adjustments in real-time.
  • Built-in Cheatsheet
    RegExr includes a handy cheatsheet that provides quick access to common regex patterns and syntax, making it easier for users to learn and reference rules.
  • Community Examples
    Users can explore and share community-generated regex patterns, which can serve as valuable examples or starting points for creating their own regex.
  • Detailed Explanation
    Each part of the regex pattern can be hovered over to display detailed tooltips explaining its function, aiding in the understanding of complex expressions.
  • Cross-Platform Accessibility
    As a web-based tool, RegExr can be accessed from any modern browser without the need for installation, making it convenient to use on multiple devices.

Possible disadvantages of RegExr

  • Limited Offline Use
    Since RegExr is a web-based application, it requires an internet connection, limiting its utility for users who need to work offline.
  • Learning Curve
    While the tool is user-friendly, users still need to have a foundational understanding of regular expressions to use RegExr effectively.
  • Performance Issues
    For extremely large inputs or very complex regular expressions, the tool may experience performance lags or slowdowns.
  • Limited Advanced Features
    RegExr may lack some advanced features found in more specialized or professional regex tools, such as integration with development environments or extensive scripting capabilities.
  • Privacy Concerns
    Users inputting sensitive data need to be cautious, as the web-based nature of the tool could raise privacy or data security concerns.

Analysis of RegExr

Overall verdict

  • RegExr is widely regarded as an excellent tool for working with regular expressions due to its comprehensive feature set and ease of use.

Why this product is good

  • RegExr is considered a good tool for learning, creating, testing, and sharing regular expressions (regex). It offers a user-friendly interface, extensive documentation, real-time regex parsing, highlighting, and explanations, making it accessible for both beginners and experienced users. The platform provides a library of community-contributed patterns and a robust set of tools that helps users understand and construct regex patterns effectively.

Recommended for

  • Beginners learning regular expressions.
  • Developers needing to test and refine regex patterns.
  • Educators teaching regex concepts.
  • Anyone requiring an intuitive interface to work with regular expressions.

Evil videos

Evil - Season 1 Review [No Spoilers]

More videos:

  • Review - Evil Season 2 Finale Review! (Episode 13)
  • Review - Evil (CBS): Finale/Season 1 - TV Review

RegExr videos

No RegExr videos yet. You could help us improve this page by suggesting one.

Add video

Category Popularity

0-100% (relative to Evil and RegExr)
Text Editors
100 100%
0% 0
Programming Tools
0 0%
100% 100
IDE
100 100%
0% 0
Regular Expressions
0 0%
100% 100

User comments

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Social recommendations and mentions

Based on our record, RegExr should be more popular than Evil. It has been mentiond 368 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.

Evil mentions (60)

  • Creating an Emacs major mode - because why not?
    For multiple reasons, one of them just being curiosity, I started using Emacs. And before anyone wants to start waging the holy war of editors1, I'll put myself out there and pronounce that the one and only correct answer is: Emacs with EVIL (GitHub) mode. - Source: dev.to / 9 months ago
  • Helix-gpui: helix gpui front end
    Emacs is whatever you want it to be, and it has wonderful modal editing packages such as evil-mode[1] - which surpasses the editing system from vi that it is based on - and Meow[2] 1. https://github.com/emacs-evil/evil. - Source: Hacker News / about 1 year ago
  • Packages that you would like to be in emacs core ?
    Since we already have vyper-mode, why not add Evil to the stack? Source: over 1 year ago
  • Ask HN: Does anyone Lisp without Emacs?
    2 stripe blue belt here! I used to use Vim for everything other than Java development and have now adopted Emacs in the same way. I am using it for Clojure and Common Lisp development along with org mode, irc, rss, git and file management I started with Evil mode and then moved to Xah fly keys before sticking to the emacs bindings. Having the caps lock key bound to CTRL helped me a lot. I don't know if it makes... - Source: Hacker News / over 1 year ago
  • Emacs Is My New Window Manager
    If you already know Vim, you should probably not use Emacs without Evil: https://github.com/emacs-evil/evil It gives you comprehensive Vim bindings so what you need to learn to be comfortable in Emacs is very little. As a bonus, it also keeps your RSI risk unchanged. - Source: Hacker News / almost 2 years ago
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RegExr mentions (368)

  • Learning Perl - Regular Expressions
    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 https://regexr.com/. - Source: dev.to / 5 days ago
  • The importance of the environment in Regex pattern matching
    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 / 8 months ago
  • Ask HN: How did you learn Regex?
    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 component for accessing it's documentation, that was invaluable in those ancient times. Perl's regex documentation is rather fantastic. `perldoc perlre` from your terminal. Or... - Source: Hacker News / 10 months ago
  • 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 / 10 months ago
  • Ask HN: How did you learn Regex?
    Mostly building things that needed complex RegEx, and debugging my regular expressions with https://regexr.com/. - Source: Hacker News / 10 months ago
View more

What are some alternatives?

When comparing Evil and RegExr, you can also consider the following products

Doom Emacs - Emacs configuration similar to Spacemacs but faster and lighter.

regular expressions 101 - Extensive regex tester and debugger with highlighting for PHP, PCRE, Python and JavaScript.

Org mode - Org: an Emacs Mode for Notes, Planning, and Authoring

rubular - A ruby based regular expression editor

beorg - Org-mode companion for iPhone and iPad

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.