My Stacks
Don

Changes the max number of items in each stack

Surprise Blocks
Wuzzy

Randomly spawns surprise blocks closely about ground level.

crouched
Giga_M

the player crouches

Better Ice
TheFanne

Modifies ice so that it melts into water when broken, and will be melted by torches

Angled Stairs
TumeniNodes

Adds angled stairs to the Minetest Game.

Decraft
iarbat

De-craft items with the decrafting workbench.

Boots of Swiftness Mod
ClothierEdward

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

LWColorable
mt-mods

Various colorable decorative blocks.

Atium
GenesisMT

A strange a ore with tools.

Admin Toys
wilkgr76

Tools for admins to have fun with cheating and otherwise rule-breaking players

My White Block
Don

a white block

Slot Machine Mini-games
mt-mods

Provides an "engine" to drive simple slot machines (includes two). Spins reels, takes in/pays out in Minegeld (Dan's currency mod), etc.

After Earth
AiTechEye

The earth's ecosystem has collapsed, and there are no biologically environment left.

My Torches
Don

Changes default torches to ones that burn out and cause damage

My Treasure
Don

Adds treasure chests around the world

New Economy
Aa1a

Add 3 coins in game ( gold , steel , diamond )

Scripted World Editor
Neuromancer

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

More Ladders
SkyBuilder1717

Adds more ladders and sticks!!!

Randomized Map-specific Ores
Piezo_

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

Tac Nayn
GreenXenith

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

Discrete Player API
Hypernoot

A library for games which attaches players to node grid

Better Roads
DragonWrangler

allows players to make roads with less jagged edges

bridgemaker
mike.monkeybiter

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

morebiomes
mzs.112000

A simple mod adding a few biomes to Minetest Game

Unified Hammers
Linuxdirk

Various hammers that can be used to crush nodes.

Horsetail++
TX_Miner

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

My Regen Chest
Don

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

3D Armor Mobile
LandarVargan

Adds a command to bring up a formspec that allows mobile users to put on armor

Ethereal: All-faces tree blocks
1F616EMO

All-faces tree block for Ethereal trees

Dishes
Coffe

Adds new real-life dishes.

Nyancat's heaven (reworked)
Hybrid Dog

Adds a nyanland in the sky

Aquamarine
RasPiManiac

Adds Aquamarine ore, ingots, etc.

Mycorners
Don

Put decorative corners on blocks.

Glostone Building Blocks
Wovado

Adds basic glostone-based building materials

Tree Particles
SuperStarSonic

Adds particles of falling leaves when you punch a tree

My Blocks
Don

Special Blocks

Ores Expansion
BryanGruik15

Adds a new ore ( for now ) called "Rozeemerald".

monster_api_gb
Giga_M

add an api to create bosses

Time Stone
j45

This mod adds 2 single use stones, a day stone and a night stone, the day stone turns time to sunrise and the night stone turns time to sunset.

3D Spikes
BryanGruik15

Adds spikes to the game.