Grenades API
LandarVargan

Adds an API for easily creating grenades

Dirty Shovels
SmokeyDope

Give shovels the ability to turn paths back to dirt on right-click.

Fire extinguisher
SkyBuilder1717

Adds fire extinguisher, which can extinguish some fire

Uncrafter
JoeEnderman

Adds an uncrafting table

Rock Piles
Neuromancer

Adds rock piles which generate randomly on the surface and in caves

Fakery
iarbat

Adds counterfeit diamonds and other fake precious materials.

faction items
Giga_M

add some items to be used as prizes for special events or player achievements

K Wider Hotbar
ketwaroo

Increases the number of hotbar slots by displaying exta inventory rows

AFK Indicator
1F616EMO

API to check player AFK status

Trading
ROllerozxa

Trade items with other players.

VoxeLibre Soaking Rain
rudzik8

Makes you take damage under rain/snow without leather topping or an umbrella

morebiomes
mzs.112000

A simple mod adding a few biomes to Minetest Game

Stopwatch
sorcerykid

Stopwatch is Lua-based benchmarking API for Minetest developers

MT POI Map
beaver700nh

Displays a map with points of interest, for any game (no dependencies).

Sneeker
AntumDeluge

An explosive nuisance.

description_monoids
fluxionary

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

Nyan Cat Redo
Blocky Player

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

Topaz Items
WINNIE

Topaz Items for Minetest

Armor Monoid
Byakuren

A player_monoids monoid for armor

Useful Contraptions
theFox

Some useful contraptions / machines.

Minetest Email
MrFreeman

Adds email style inboxes to Minetest.

Player Nametags
LMD

Adds player nametags floating above players.

Classic Coaches Nationality Livery Pack
Marnack

Additional nationality themed liveries for use with the Classic Coaches mod.

Ascend
kestral

Ascend by chat command, if possible.

Minetest HTTP API QoS control queue
SX

Improve quality of important HTTP requests by grouping requests into service quality buckets.

Explosion proof obsidian
Miner34

Adds an explosion proof obsidian.

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.

Sausages
1F616EMO

Sausages! Yum!

Cid Music Player
ekl

Plays music

Redo of Minetest (Game) Doors
TPH

Utilizes my Doors API Redo to better simplify and work the doors

Roadway
X17

Adds simple roads in 4 sizes.

Kick Player on Death/Respawn
Volik

Kicks player on death or respawn.

Chat Games
Impulse

Get rewards for answering questions in the chat.

player attributes
fluxionary

API for defining abstract, compositional player attributes

Moth
iarbat

Adds moths which can send messages (from Lord of the Rings)

Elepower Fixes
Bob64

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

Caps Alert
ANAND

Catches chat messages with all-caps and warns / kicks players.

Markers
Sokomine

Easy interface (GUI) for the areas/advanced_areas protection mod

LocalChat
qPexLegendary

Adds local and global chat

Item Holders
Jose_ManuelS18

Adds 'Item Holders', blocks that hold your items in display, also provides a API.