The latest articles on DEV Community by Hassan Rehan (@hassan524). https://dev.to/hassan524 https://media2.dev.to/dynamic/image/width=90,height=90,fit=cover,gravity=auto,format=auto/https:%2F%2Fdev-to-uploads.s3.us-east-2.amazonaws.com%2Fuploads%2Fuser%2Fprofile_image%2F4023524%2Ff3c5c2ac-c542-4eca-9ae3-c3a914deebd3.png https://dev.to/hassan524 en Hassan Rehan Fri, 10 Jul 2026 05:40:34 +0000 https://dev.to/hassan524/i-built-sheetsync-an-open-source-spreadsheet-app-as-an-alternative-to-google-sheets-c42 https://dev.to/hassan524/i-built-sheetsync-an-open-source-spreadsheet-app-as-an-alternative-to-google-sheets-c42 <p>a spreadsheet app similar to Google Sheets, and recently decided to open source it</p> <p>It is built with Next.js, TypeScript, and Supabase for the backend and database. Some of the features include formulas, cell merging, data validation, charts, PDF and CSV export, and org/workspace management with invite links. There are also some pre built templates with merged cells and custom row heights for common use cases.</p> <p>I will be very happy if you guys check out the repository, read the README, and consider giving it a ⭐ or contributing</p> <p>Repo: <a href="https://github.com/hassan524/sheetsync" rel="noopener noreferrer">https://github.com/hassan524/sheetsync</a><br> Live version: <a href="https://sheetsync.site" rel="noopener noreferrer">https://sheetsync.site</a></p> webdev opensource nextjs