Colored Leaves
Otto

Adds several colors of leaves

Saphire
Ryft77

Adds saphire stuff

Vampire
sauvva

the player can become a vampire by drinking a potion

New Horizons
Hi_World

Adds 4 new biomes and TONS of new blocks!

Beautiful Boulders
regulus

Procedurally Generated Rocks with (pretty) Accurate Collision Boxes

My Appearance
Don

Change Your Appearance

Tac Nayn
GreenXenith

Adds Nyan Cat's evil twin, Tac Nayn (and a gray-scale rainbow).

Claymore
GigaByte

adds a powerful sword capable of deforming the ground

Sugar
X17

Adds eatable sugar made of papyrus and a sugar block

Death Coords
Niden

Show Death Coordinates

Loot
Byakuren

A loot framework.

Spectator Mode
jp

A mod for Minetest allowing you to watch other players in their 3rd person view.

Fragments
Amaz

A mapgen with a goal, with things needed to advance to the next level.

My Cobble
Don

This is a simple mod that lets you turn cobble into gravel and gravel into sand

Ubertool Mod
HartRend

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

My Ladders
Don

Adds different ladders to Luanti

Dyeable Steel Blocks
nemokitty9

Allows Players to dye Steel for decorative blocks.

Subway Tracksides
GWLT

Add tracksides for your subway map.

Blood Bane Sword
Blocky Player

OP sword for moderators. In memory of an old teacher, who had a mod similar to this on a private server.

Waste
Jolesh

Adds Waste and ways to recycle it into useful resources

Boots of Swiftness Mod
ClothierEdward

Adds a new pair of boots called the Boots of Swiftness.

doorbell
Miniontoby

A doorbell mod with sound

Technic Grass Clean
1F616EMO

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

bridgemaker
mike.monkeybiter

A refillable machine to easily create simple block bridges across caverns and valleys.

Respawn Kit
Deadlock

Adds a "respawn-kit"-Chest. A Copy of everything you put in it, will be given to you on respawn. (With configurable Black/White-List)

Colored Sand
LoneSurvivr

Adds dyed variants for the default sand.

Randomized Map-specific Ores
Piezo_

Adds two randomly created ores to each world with varying properties depending on the world's seed

Basket Cooking
1F616EMO

Cook all stuffs inside a basket with electric furnaces

Noriel Sylvire's Minerals Core Modpack
Noriel_Sylvire

An API for automatically registering recipes, nodes and ore generation.

More Mese Post Lights!
1F616EMO

Add more mese post light

My Item Chest
Don

A chest that spawns different items

Ocular Networks
mt-mods

Draw power from the world, and use it to power machines and tools.

LW Wires
mt-mods

Wires and bundle cables.

Sneeker
AntumDeluge

An explosive nuisance.

Trucraft
mt-mods

An alternative crafting system done entirely in the world.

My Mulch
Don

Turns leaves and other items to mulch blocks

Horsetail++
TX_Miner

Lets you eat Horsetails from Paleotest. Very helpful in caves!!!

Legendary Ore
DynamaxPikachu

Adds legendary ore and blocks

Card deck
mijutu

Deck of cards and table blocks

Geodesy
SFENCE

Geodesy tools and items