snmp 
An SNMP v3 client library for Go.
This package only supports SNMP v3 with authPriv mode using SHA authentication and AES encryption. Only 128-bit AES is supported.
SNMP sessions are goroutine-safe. One of the goals of this package is to be able to handle sessions with many (> 100) devices concurrently.
API guarantees
API stability is not guaranteed. Vendoring or using a dependency manager is suggested.
License
BSD (see LICENSE)