[aloknnikhil]

Kyber has a pretty solid implementation of Shamir Sharing. But Shamir Sharing itself has security concerns.

https://godoc.org/gopkg.in/dedis/kyber.v2/share

https://github.com/dedis/kyber

[Ar-Curunir]

Secret sharing is a tiny component of MPC; you need much more to compute anything useful.