How to Compare Multiple CSV Files Quickly with Dataplotter
How to Compare Multiple CSV Files Quickly (Without Manual Work) Recently I ran into a small but surprisingly time consuming problem. I didn’t have just one CSV file to look at… I had a whole folder...

Source: DEV Community
How to Compare Multiple CSV Files Quickly (Without Manual Work) Recently I ran into a small but surprisingly time consuming problem. I didn’t have just one CSV file to look at… I had a whole folder full of them. At first I thought, “okay, this should be quick.” I just wanted to compare them and see how things differ. But it wasn’t as straightforward as I expected. Where It Gets Messy Most tools are great when you’re working with a single file. But the moment you have multiple files, things start to feel… clunky. I found myself: Opening files one by one Trying to line things up manually Losing track of what I was even comparing None of this was hard — just unnecessarily tedious. And it completely broke the flow. What I Actually Wanted Honestly, something very simple: Upload a folder → pick a few files → see everything together That’s it. No combining data manually. No switching back and forth between files. So I Ended Up Adding It Since I was already working on DataPlotter, I decided to