However, Scratch is and always will be open-source, and updates to the source code can be viewed on GitHub. The source code for Scratch 1.x is stored in two files, SqueakV2.sources and the changes file, the former containing the original source code for Squeak 2.0 and the latter containing everything written since then, including Scratch itself.What is scratch by MIT?
Scratch is a free programming environment from MIT especially design for kids. It runs in your browser: just go to https://scratch.mit.edu. (While Scratch runs on Windows, Mac OS X, and Linux, it requires Flash, so it will not run on phones or tablets.) By snapping together code blocks, kids can make games, cartoons, or science simulations.What is Scratch project editor?
A project is created in the Scratch program's editor , which is the interface for designing and programming a project on Scratch. Projects can be shared from the Scratch 3.0 online editor, the offline editor, or Scratch 1.4. To access the online editor, click "Create" on the navigation bar at the left top of the website.