Pink Lava
TenPlus1

Adds pink lava to certain depth of map with new mahogany obsidian block

playervault
bookgirl

A personal and admin-accessible player vault.

plots
bookgirl

plot world system inspired by PlotSquared for Luanti

Ruby Tools+
ReinPlayz

Adds ruby ore, ruby tools, and ruby blocks balanced around diamond-tier gameplay.

Colored Leaves
Otto

Adds several colors of leaves

TP Gate
AiTechEye

Teleport through the gate

Crafty Arts
AirplaneMan

Arts and crafts supplies

Sugar
X17

Adds eatable sugar made of papyrus and a sugar block

3D Spikes
Groin

Adds spikes to the game.

Drawstruct
Xenon

Draw or generate random structures

Cave explorer tool
SFENCE

Cave explorer tool to use acoustic signals for undergound exploring.

Grow Dry Grass
Silver Sandstone

Makes dry grass spread on savanna dirt.

End Him Rightly
ekl

Unscrewable and throwable pommel

Poly Decor
mt-mods

My spin on decorative stuff.

Dyeable Steel Blocks
nemokitty9

Allows Players to dye Steel for decorative blocks.

Lava Particles
karlexceed

Adds some spark particles to lava pools

Quartz Geodes
AwesomeDragon97

Extends the Geodes mod with quartz geodes.

Explosion proof obsidian
Miner34

Adds an explosion proof obsidian.

chatcolor
bookgirl

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

Trucraft
mt-mods

An alternative crafting system done entirely in the world.

Manifest
MineWorlds

this adds special persona features to the game.

Debugging Console
sorcerykid

Provides an in-game HUD to easily monitor debug output

Coins
Clyde

Adds 3 kind of Coins to your game

Discrete Player API
Hypernoot

A library for games which attaches players to node grid

Ubertool Mod
HartRend

Provides a combination pick, shovel, and axe tool capable of extreme function. Tool is also illuminated.

Fly-B-Gone!
Hugues Ross

Hides butterflies/fireflies

Card deck
mijutu

Deck of cards and table blocks

Fakery
iarbat

Adds counterfeit diamonds and other fake precious materials.

Prop Hunt Modpack
Jo5629_

Transform into nodes and with a minigame.

Parcdeco
Floatland

adds grass-like nodes that have flowers

My Regen Chest
Don

Spawns items when opened and will not again for determined amount of time

Top players
Giga_M

Adds a kill, deaths, and kd counter to players.

Candy Mod
Survivalier

Adds candy items to the game.

Cube Nodes
Andrey01

Adds colorful blocks with various symbols as letters, digits, punctuation, emoji and special signs.

Finaluxi
Sere Motsatt

A example for aore API.

Deathblock
thefamilygrog66

Adds a block (node) that when right-clicked teleports the player to their bones where they last died.

Bounty
csirolli

Place bounties on players

Offline Phantoms
Kimapr

Players leave "phantoms" when leaving; other players can take items from those

Impenetris
AirplaneMan

The hardest rock on all of the worlds (except for bedrock)

color_lib
bookgirl

adds HEX colouring