TurboWarp is a mod of the Scratch programming language with a compiler to run projects faster, dark mode, a bunch of addons, and more.
Although TurboWarp is based on the Scratch codebase and is almost 100% compatible, it is not affiliated with the Scratch Team. Learn more at https://desktop.turbowarp.org/
You can also use TurboWarp in your browser at https://turbowarp.org/editor
Project shown in screenshots is https://scratch.mit.edu/projects/425020125/