Sorry about broadening the scope, but even in the narrow one Ribbon broke stability in a big way consistency when it was introduced, so that's not uniquely stab

Sorry about broadening the scope, but even in the narrow one Ribbon broke stability in a big way consistency when it was introduced, so that's not uniquely stable Vim is stable in a close-to-tautological "if plugins respect stability, they're stable", otherwise vim ecosystem has a lot of packages wildly departing from the default (it's definitely uniquely customizable, though)