This one dev's custom toolchain is absolutely bonkers. Sure, it's optimized for a specific problem space, but this feels utopic.
Not spoiling the details (the video is full of delightful twists), but let's just say that two minutes in, the author casually mentions that the whole game is incrementally recompiled and hot-reloaded *for every single keystroke in the code editor*. It goes way, way crazier from there.

Tomorrow Corporation Tech Demo
A demonstration of some of the internal programming and debugging tools we use at Tomorrow Corporation to make video games.Our company website:https://tomorr...