What framework do you recommend for wide browser support? React certainly doesn't claim to support anything like feature-phones or IE 6; the lowest they go is I

What framework do you recommend for wide browser support? React certainly doesn't claim to support anything like feature-phones or IE 6; the lowest they go is IE 9, and that's only if you load additional polyfills: https://reactjs.org/docs/react-dom.html#browser-support https://reactjs.org/docs/react-dom.html#browser-support