Skates
Vasiliy

A simple ice skating.

Hbdrunk
UnchainedDevelopment

Adds intoxication effects and HUD bar to display intoxication level.

Technic Grass Clean
1F616EMO

A tool like chainsaw, but cut grass, not tree.

Cannonballs
AwesomeDragon97

Launch explosive cannonballs at your enemies.

Grow Dry Grass
Silver Sandstone

Makes dry grass spread on savanna dirt.

Simple Mail
Fruitsnack

Mod that adds mail

Math blocks
Giulio

Adds decorative math blocks to help in teaching

Make fighting harder by allow damage to be done to attached player (player in cart, on boat, etc)
SFENCE

Limit defensive potencial of some entities, player can be attached to.

Luablock
LC Creations

Adds blocks that can execute lua code. Admin purposes only.

CSperson's Simple Pebbles
CSperson

A very simple mod that adds natural detritus. Doesn't do much besides that.

Mines
ApolloX

Regenerating terrain

3d Random Walk Blocks
chaosomnium

3d Random Walker Blocks that create interesting structures in the world

Simple Dice
farfadet46

Simple dice for little games ;)

Wheitestone
soeren

deco whitestone

Elepower Fixes
Bob64

This aims to fix some of the problems with the elepower modpack.

golden lava
Giga_M

add golden lava

chatcolor
bookgirl

hex and bukkit-style chat colors with per-color privileges

French Toast!
RasPiManiac

Adds French Toast. That's it.

Stacked Bricks
1F616EMO

Bricks stacked on another type of bricks

Dirt Tunneler
Neuromancer

Makes dirt deeper and you can tunnel through it just by walking through it. Press spacebar/shift to tunnel upward/downward with auto placed ladders.

idiamond
soeren

With this new feature, you can press ordinary diamonds into industrial diamonds, effectively doubling your diamond count and maximizing your resources.

Trophies
sorcerykid

Showcase player achievements with a personalized gold cup

Bouncy Leaves
1F616EMO

Adds bouncy and fall damage reduce effect to leaves

Basket Cooking
1F616EMO

Cook all stuffs inside a basket with electric furnaces

Random (Useful) stuff
pl608

A library that adds well... Random Stuff

Fruit Tree Framework
kronosta

Adds a way to easily add fruit trees, and the ability to have saplings for any item through /giveme

Invisible Blocks
Truemmerer

Add invisible Blocks

Clans
AmericanHuston

A little something I've been working on. Adds clans, functions to manage clans, some new blocks, and some fun survival mechanics.

Hoverboard
mazes

Hoverboards

Chat History
sorcerykid

Interactive chat history viewer with a variety of message filtering options

Grimoire
monk

Override tool functionality during runtime

daymachine
niwla23

Make day by using one mese crystal!

Simple Emojis
Fruitsnack

Modpack that adds an emoji menu

Auctions
Athozus

Adds ingame auctions

Scripted World Editor
Neuromancer

API that allows you pass in scripting tables to fill a series of shapes of different sizes with different nodes

Finaluxi
Sere Motsatt

A example for aore API.

Block Bomber Mg
MisterE

Blockbomber as an arena_lib minigame

3D Spikes
Groin

Adds spikes to the game.

Plasterwork
Sokomine

Add colored plaster coats to nodes

Sugar
X17

Adds eatable sugar made of papyrus and a sugar block