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Turned an Excel CRM into a browser app using Claude.

I've been experimenting with AI as a way to modernize older Excel applications.

This project started as a VBA CRM.

The goal wasn't to recreate every pixel.

It was to preserve the workflow while making it accessible from any browser.

The result included:

• Contact management

• Activity tracking

• Responsive interface

• Light/Dark mode

• Free cloud database

One thing I found interesting is that Claude actually suggested features that weren't in the original workbook, including dashboards and reporting.

Still plenty of improvements to make, but I thought the experiment was worth sharing.

Here's the full build if anyone wants to see the process:
https://www.excelforfreelancers.com/excel-to-web-app-indie-hackers-community

on July 8, 2026
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    Wow, very interesting! Nice work.

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      Thanks so much, I really appreciate it!

      I've been having a lot of fun exploring how AI can transform existing Excel applications into browser based apps. We've actually been doing several recent trainings on this topic because so many Excel developers are looking for a way to modernize the tools they've already built.

      If you're interested, I post a new Tuesday training each week on my website. There are quite a few Excel and AI projects there that you might enjoy checking out. Thanks again for the kind words!

      https://www.excelforfreelancers.com/tuesday-training-indiehackers-community