Chat2
lag01

Complements game built-in chat or replaces it.

Advanced Playtime
zanderdev

Keeps track of playtime for all players in your world. Notifies you how much playtime you have occasionally.

Kick Vote
rubenwardy

Adds kick voting using the vote API

canonical name
fluxionary

api to get the proper capitalization of a name

Factions Todo List
Pixelated

Adds a todo list for the Player Factions Redo

XM Group Chat
monk

Ownerless and equal permission chat groups.

One For All
mt-mods

bans all players if one dies

Anti Lava Area
1F616EMO

give admin power to anti lava in some region.

player actions
Giga_M

shows the actions of a player

Drop The Caps
cheapie

Kicks players that spew all-caps messages

faction items
Giga_M

add some items to be used as prizes for special events or player achievements

GiftBox
sorcerykid

An assortment user-customizable presents for special occasions

Shopping
TX_Miner

A shopping mod for Jean's Economy (By TX_Miner aka Xeno333)

Height Limit
SkyBuilder1717

Adds height limit for servers.

Time and Date Stamps
Bob64

This mod overrides the default chat format so that it also contains the date and time that the message was sent.

PlayerInfo
niwla23

Players can set their info and others can see it

Mining Game
chaosomnium

A simple base game where you mine mud for ores probabilistically in space.