There's also very similar project at https://github.com/pelotom/runtypes https://github.com/pelotom/runtypes that our company uses. Don't have enough experience

There's also very similar project at https://github.com/pelotom/runtypes https://github.com/pelotom/runtypes that our company uses. Don't have enough experience with it yet to say which is better, io-ts on runtypes.