Another proto based RPC framework with code generators mainly for Go that also explicitly says it's simpler than gRPC is Twirp from Twitch: https://github.com/t

Another proto based RPC framework with code generators mainly for Go that also explicitly says it's simpler than gRPC is Twirp from Twitch: https://github.com/twitchtv/twirp https://github.com/twitchtv/twirp I haven't used any of the two yet though so I can't comment on their differences.