Software Alternatives, Accelerators & Startups

Reef.lat VS RegExr

Compare Reef.lat VS RegExr and see what are their differences

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Reef.lat logo Reef.lat

Spreadsheet Hack for the Busy You.

RegExr logo RegExr

RegExr.com is an online tool to learn, build, and test Regular Expressions.
  • Reef.lat Reef - Your spreadsheet sidekick
    Reef - Your spreadsheet sidekick //
    2025-02-08
  • Reef.lat Spreadsheet Hack for Busy Outliers
    Spreadsheet Hack for Busy Outliers //
    2025-02-08
  • Reef.lat Refine insights with interactive whiteboards
    Refine insights with interactive whiteboards //
    2025-02-08

🎙️ Meet Reef: The NotebookLM for Spreadsheets!

Super excited to introduce Reef, a tool we built to make data analysis not just easier—but also more interactive and insightful.

What is Reef? It’s an AI-powered data analyst & storyteller that helps you clean messy data, analyze trends, create visualizations, and now… explain your insights through audio and text!

Here’s what makes Reef special:

✅ No more manual errors—Reef ensures accuracy by instantly analyzing your spreadsheet. 📊 No formula mistakes—Auto-generated charts & tables mean you don’t have to worry about incorrect calculations. 🎙️ No misinterpretation—AI-powered narration explains charts & tables in plain English, reducing the risk of misunderstanding data. 🗣️ No missing insights—Audio conversation allows you to ask follow-up questions and uncover hidden trends effortlessly. 📂 No compatibility issues—Reef supports Excel, CSV, and JSON, so you won’t struggle with file formats. 🎨 No scattered data—Reef Board keeps everything organized, letting you pin charts, add notes, and build clear data stories.

Who is it for? • Startup founders & operators tracking metrics • Marketers analyzing campaign performance • Students & educators simplifying complex data • Researchers turning data into meaningful insights • Analysts who don’t want to clean data manually (again)

We built Reef because we were tired of spending hours wrangling spreadsheets and trying to explain insights to non-data people. Now, instead of just showing numbers, Reef speaks, writes, and visualizes insights for you.

Would love to hear what you think! Try it out, break it, and let me know what features you’d love to see next. Let’s make data not just easier—but more engaging and accessible.

🔥 Demo Video

https://youtu.be/aoRD7wyZzKE

  • RegExr Landing page
    Landing page //
    2023-07-28

Reef.lat features and specs

No features have been listed yet.

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.

Reef.lat videos

Unlock Comprehensive Insights with Reef

RegExr videos

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Category Popularity

0-100% (relative to Reef.lat and RegExr)
AI
100 100%
0% 0
Programming Tools
0 0%
100% 100
Spreadsheets
100 100%
0% 0
Regular Expressions
0 0%
100% 100

Questions and Answers

As answered by people managing Reef.lat and RegExr.

What's the story behind your product?

Reef.lat's answer

We built Reef because we were tired of spending hours wrangling spreadsheets and trying to explain insights to non-data people. Now, instead of just showing numbers, Reef speaks, writes, and visualizes insights for you.

Which are the primary technologies used for building your product?

Reef.lat's answer

AWS, Heroku, Groq

What makes your product unique?

Reef.lat's answer

Here’s what makes Reef special:

  • No more manual errors—Reef ensures accuracy by instantly analyzing your spreadsheet.
  • No formula mistakes—Auto-generated charts; tables mean you don’t have to worry about incorrect calculations.
  • No misinterpretation—AI-powered narration explains charts; and tables in plain English, reducing the risk of misunderstanding data.
  • No missing insights—Audio conversation allows you to ask follow-up questions and uncover hidden trends effortlessly.
  • No compatibility issues—Reef supports Excel, CSV, and JSON, so you won’t struggle with file formats.
  • No scattered data—Reef Board keeps everything organized, letting you pin charts, add notes, and build clear data stories.

User comments

Share your experience with using Reef.lat and RegExr. For example, how are they different and which one is better?
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Social recommendations and mentions

Based on our record, RegExr seems to be more popular. 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.

Reef.lat mentions (0)

We have not tracked any mentions of Reef.lat yet. Tracking of Reef.lat recommendations started around Feb 2025.

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 / 2 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 Reef.lat and RegExr, you can also consider the following products

Airtable - Airtable works like a spreadsheet but gives you the power of a database to organize anything. Sign up for free.

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

Jama Connect - The Leader in Requirements Management Solutions

rubular - A ruby based regular expression editor

Zoho Sheet - Create and share interactive spreadsheets on the web.

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.