RPCN v1.8.3 is released. RPCN is a server that implements multiplayer functionality for RPCS3. It implements rooms which permit matchmaking, scoreboards, title user storage(ie cloud saves), etc. All the settings and their descriptions are in rpcn.cfg.

RPCN Changelog:
Added
Added support for GetRoomMemberDataExternalList request
Fixed
Prevents users from setting SCE_NP_MATCHING2_ROOM_FLAG_ATTR_FULL flag

Download: RPCN v1.8.3
Source: Here