World of Life
LMD

Simulates 3D cellular automata in your entire world. WARNING: you will lose items & buildings in your world.

Quest Framework
TeTpaAka

Simple framework to define quests.

Cid Music Player
ekl

Plays music

Markdown Poster
Thresher

Adds a markdown variant to the signs mod (from display modpack)

PvP Control
mike.monkeybiter

Allow players to set their own ability to hurt or be hurt in PvP, by chat command or by pressure pads. Nametag colour changes to reflect status.

@-Chat
orwell

Adds an alternative Private Message (PM) system

superspeed
Giga_M

change the player's speed x10

Nyan Cat Redo
Blocky Player

nyan lazer, nyan soda and sugar. What's not to love?

Watering Can
Wuzzy

A watering can to wetten soil.

Error Mail
1F616EMO

Send mail to the admin with error traceback

Direction Compass
APercy

Adds a compass

Wind Charges
Tomlaus

A mod that adds wind charges as a fun item.

Valentine's day
Luke

Adds valentine cards

Lua Button
IlzumiZeminori

Button that executes custom lua code on rightclick

Exile Snow Fun
TPH

Adds throwable snowballs to Exile

Obdy
Sires

Adds some pretty OP tools :)

Roulette Table
LiyahMackenzie

Adds a roulette minigame with a table block, to gamble away your possessions.

Obelisk - Obelisk.jar [Inspired by lizardmeninc Obelisk]
colon

shhh it's here.

Explosion proof obsidian
Miner34

Adds an explosion proof obsidian.

Item Limit
LMD

Limits the amount of items of certain types in player inventories

NC Pumbob
Winter94

adds carvable and sealable pumice bobbers/floaters

Think Block
Thebinoman

This block can think random thoughts.

Matterbridge Player Events
cj_clippy

Sends a message to the matterbridge when a player joins/parts

Temp Privs
ChimneySwift

Overwrites the default grant, grantme and revoke chatcommands to add revoke or grant expiration.

description_monoids
fluxionary

API to allow multiple mods to make modifications to an itemstack's description

action queues
fluxionary

provides an API for queuing things for batch processing w/ various ways to specify the batch "size".

Vignette Redo
kestral

Optionally place a vignette filter over the screen.

Player Settings
1F616EMO

Player-specific settings

Timed World Modifiers library
karamel

Environmental ABM that could be triggered on a very wide range of nodes but only a few at a time.

Hoverboard
mazes

Hoverboards

Batch Screwdriver
niwla23

With this you can rotate all nodes in a row at once

flinv
Luke

API to add new inventory tabs which work across different inventory mods

For Sale Sign for Unified Money
1F616EMO

Area Exchange with Unified Money System

Lavaplop
DS

Makes lava plop every now and then

Blacklist Name
ANAND

Blacklist offensive names, forcing players to join with different names.

Smart Renting
AiTechEye

Smart renting: Rent out your locked things and earn money!

Splink Storage
Yoreni

Adds items that can store massive amounts of other items in your inventory

Envelopes
archfan7411

Write and address an envelope to another player!

8Segmentdisplayblocks
unacceptium_core

8 segment digital display as blocks

Roadway
X17

Adds simple roads in 4 sizes.