Trails
X5Dragonfire

Allows you to make paths in grass with ground roller

Smoke Signals
Just_Visiting

Signal your friends, or warn your enemies!

Fireworks Redo
niwla23

Adds some better looking fireworks

Rain Barrels and Wells
Piezo_

Replaces overpowered "water generators" with a unique water-harvesting system

Lava Ore Gen
Coder12

Makes the lava turn stone into ore over time.

Multitools
ChimneySwift

Adds a series of multi-purpose tools to Minetest

Digicontrol
OgelGames

Adds nodes to control the flow of digiline messages

Oxidizing Copper
StarNinjas

This mod aims to make copper/bronze more realistic by making them slowly oxidize into a bluish/green block when exposed to water.

After Earth
AiTechEye

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

NextGen Tinted Glass
StarNinjas

Adds tinted glass that doesn't allow light to pass through

X-fangs
Octavian2011

adds suits for speed and look

Unified Hammers
Linuxdirk

Various hammers that can be used to crush nodes.

Bed Notifications
Bob64

This adds chat messages that tell other players when a player leaves or enters a bed and when players can sleep.

Sedimentology
sofar

A mod that adds realistic erosion and degradation of rocks.

Chains
X17

Adds chains to climb or decorate

GloopTest Pack
GloopMaster

Adds a collection of things into minetest. As it stands, this adds three different modules.

Luscious
sofar

Bring color into the mgv7 mapgen world.

Jukeloopbox
ulla

A simple jukebox that can be used for small looped tracks, or simply to listen to music

HUD Analogic Clock
APercy

Adds an analogic clock to hud

ColourJump
MrFreeman

A simple minigame where the players need to jump on the correct platform to avoid to fall down

Treasurer
Wuzzy

A framework to define and distribute random treasures into the world.

vexcazer
AiTechEye

Ultimate build+mine & admin tool

Loose Rocks
eduardomezencio

Adds loose rocks which generate randomly on the surface.

blackhole containment box
Soundwavez

cool swirvy gravitational blackhole boxes, that can be used to "ahnialate" enemy bases, or for "deforestation" aah i love abms! (extra dramatic!))

Missions
BuckarooBanzai

Adds blocks to create missions with rewards, timeout and penalties.

Bread
Lahusen

Just my favourite bread recipes

Aether
iarbat

Adds a hard to obtain yet powerful substance called Aether.

The Confluence
MisterE

A luamap example - a small (500x100x500) Island in the middle of the ocean with 4 rivers that run from the center to the sea.

golden_bread
MR_breaddz

golden bread

Dirtcraft
dayer4b

Adds automatic crafting recipes for making most kinds of dirt

Rings
Goops

Add rings with temporary player effects

Titanium
Hybrid Dog

Adds titanium which is very strong and lasts for a long time.

Un-Craft Table
Troodon

Adds an uncraft table

Nyfty Blocks
Ryft77

Adds some nifty blocks

Slats
v-rob

Adds decorative slats that have a lot of uses.

Axis Tools
mt-mods

All the functionality of tinkers construct, but all in your inventory.

Placeable Buckets for Catching Rainwater
Noodlemire

Allows empty buckets to be placed as nodes in order to collect rainwater.

Digiline Stats
Darin755

A mod that adds a few digiline blocks to get server information

Wet Mud
Nicu

Hydrates farmland without using water directly

Cooperative Factions
skiscratcher

Adds factions, allowing players to team together