github.com/togatoga/goforces (go): Package goforces provides tructs and functions for accessing the codeforces API. If the API query is successful, return Go struct.  Executing queries on Codeforces API is very simple. Almost all of the methods don't require authentication.  Goforces implements almost all of the endpoints defined in the Codeforces API(http://codeforces.com/api/help) More detailed information about the behavior of endpoint and the parameters can be found at the official Codeforces API documentation.
Keywords: api-client|codeforces|codeforces-api|competitive-programming|go|golang|golang-library