On recent version [Ver. 0.8.6 (27)] following Surge features are supported:
[General] field, for define udp-relay /dns-server /skip-proxy.
[Proxy] field, Socks5 /HTTP /HTTPS /Shadowsocks(with simple-obfs) proxy protocols are supported, you can use「direct」or「reject」as a proxy as well.
[Proxy Group] field, only Select Groups are supported for now.
[Host] field, IPv4 and server rules are supported.