Character Animations
LMD

Animates the character

Internet Relay Chat
kaeza

Connect your server to an IRC channel, and install irc_commands to control the server from IRC

Discord-Minetest Relay
archfan7411

Mod + external program providing Discord relaying and commands.

NodeCore Skins
Warr1024

Custom player skins for NodeCore

Advanced Chat
LMD

A library for advanced chatting.

Hades Revisited back-compatibility
SFENCE

Make old Hades Revisited world compatible with new versions of Hades Revisited (from version 0.7.0 to 0.13.0).

Database Manager
AFCM

Database Manager API