Before Scratch, there was Squeak Etoys. It is still maintained, 100% free, and runs locally without an internet connection. Etoys is object-oriented to its core—everything is a "script" attached to a "player."
Features a built-in compiler similar to TurboWarp for smooth gameplay and rendering. Scratch Turbowarp Alternative Free
Forkphorus是一个JavaScript编译器，能够将Scratch 1、2和3的项目编译成运行效率更高的JavaScript代码。它是由TurboWarp的作者早期开发的，主要目标是提供一个比官方Scratch播放器更稳定的运行环境，同时解决一些经典旧项目的兼容性问题。 Before Scratch, there was Squeak Etoys
If you are a teacher trying to teach recursion or data structures without text-based coding, Snap! is the ultimate free TurboWarp alternative. Scratch Turbowarp Alternative Free
If your main goal in using TurboWarp was to make retro games, (by Microsoft) is the best free alternative.
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