Scratch @ MIT

If you encounter a bug or glitch in Scratch or the Scratch website, we recommend going to the Bugs & Glitches forum. This is where you can report any bu...

This happens when you open a comment that Scratch can't find in our database.  This usually is because it has been deleted, but can sometimes o...

This is most likely happening because your project.json file for your project is larger than our file size limit of 5MB.  The project.json is the f...

There are a few common reasons people get logged out when they don't expect it. 1. If you sign in on more than one computer you can sometimes become...

Scratch Link runs a small server on your computer that Scratch in your web browser can communicate with using web sockets. Scratch in your browser can find ...

Sorry you're having trouble opening project files in Scratch Desktop.  There is a known issue where double clicking on a Scratch Project from y...

Sometimes there is a conflict between Scratch and the way Windows automatically connects to a bluetooth device that your computer has connected to before. &...

Like many other large websites, we use a Content Delivery Network (CDN) to distribute Scratch around the world. While CDNs make Scratch faster and easier to...

In order for Scratch to be accessible, the following servers need to be allow listed (i.e., not blocked) by your network:   If you can use wildca...

Here's a breakdown of the various size limitations for what can be uploaded/saved on the Scratch website:   There is no limit to the total p...