Build Google Sheets-Style Collaborative Comments in Your Web App Using TanStack Tables and Velt SDK

TLDR; Adding real-time collaboration to your web app doesn’t have to be hard. In this guide, we’ll show you how we built Google Sheets-style live commenting using Velt SDK. Features include: Real-time comments directly on table cells (just like Google Sheets). Seamless sync and presence tracking without complex backend work. A dynamic UI built with Tanstack Table and Next.js. By the end, you’ll have the foundation to create collaborative, engaging tools. You can take it further by adding reactions, notifications or user roles. Here is a preview of what you will build: Let’s dive in!

Apr 7, 2025 - 08:04
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Build Google Sheets-Style Collaborative Comments in Your Web App Using TanStack Tables and Velt SDK

TLDR;

Adding real-time collaboration to your web app doesn’t have to be hard. In this guide, we’ll show you how we built Google Sheets-style live commenting using Velt SDK.

Features include:

  • Real-time comments directly on table cells (just like Google Sheets).

  • Seamless sync and presence tracking without complex backend work.

  • A dynamic UI built with Tanstack Table and Next.js.

By the end, you’ll have the foundation to create collaborative, engaging tools. You can take it further by adding reactions, notifications or user roles.

Here is a preview of what you will build:

Velt Google Spreadsheet

Let’s dive in!