What is .SB2 file?
Program created with Scratch, an application development platform created at the Massachusetts Institute of Technology (MIT); contains Scratch programming language code used for creating stories, small games, and animations; contents of the file include sprites, scripts, costumes, and sounds; replaces the original Scratch .SB file.
To create a SB2 file:
Open the "Scratch Project Editor" on the MIT Scratch page.
Create your animations and select File ? Download to your computer in the browser mac.
Name your file, choose the save location, and click Save.
NOTE: A Scratch project may be compiled as a Java archive (.JAR file), which can be run in a Web browser.
Recommended Software Programs to open .SB2 file