This package can convert roman numerals to decimal.
go get github.com/n-vr/roman
This a a simple go program that shows how to use this package.
import (
"fmt"
"github.com/n-vr/roman"
)
func main() {
value, err := roman.RomanToDecimal("MMXXIV")
if err != nil {
panic(err)
}
fmt.Println(value)
}