Nightandday
sofar

Allows you to have different day and night speeds.

Raining Items
NO11

Minetest, but its raining random items!

Better Ice
TheFanne

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

SnowSong, the EPIC Sound Pack
tacotexmex

SnowSong, the EPIC Sound Pack

After Earth
AiTechEye

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

Nodecore Vulcan Improved
Winter94

Improved version of nc_vulcan.

Lava + Water > Stone
1F616EMO

Cool Lava into technically special stones for easier cleanup

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.

Sun Flowers
Hybrid Dog

This mod generates flowers which close their heads at night.

SnowLite
monk

Adds a light snow fall effect, with toggle commands

Time Speed
Linuxdirk

Configurable different speeds for daytime and nighttime

Thermometer
csirolli

A thermometer to check the temperature

VoxeLibre Soaking Rain
rudzik8

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

Mines
ApolloX

Regenerating terrain

Archaeology
SkyBuilder1717

Adds an looting and API in archaeologing

Rotting Wood
Polynium

Causes wood to slowly rot while exposed to water

No Floating Gravity Blocks
nneett

Registers an abm to not leave falling blocks floating

Unstable Caves
M BLOC

Some stones may cave in if punched, making underground expeditions more risky.

Tree Particles
SuperStarSonic

Adds particles of falling leaves when you punch a tree

MineClone2 Build Limit
AFCM

Add a build limit to MineClone2

Under Sky
Shara

Skybox switch for really dark Minetest caves

Renewable Fireflies
mecha_moonboy

Registers an ABM on some ground blocks that spawn fireflies if certain criteria are met.

NodeCore Additional Content
Winter94

Ask and Ye Shall Recieve (Multiple Small Additions Requested in NC Documentation )

daymachine
niwla23

Make day by using one mese crystal!

golden lava
GigaByte

add golden lava

Lavaplop
DS

Makes lava plop every now and then

Additional Gravel
Hordeking

Adds overgrown gravel, similar to mossy cobblestone.

Snow for Hades Revisited
SFENCE

Add snow to Hades Revisited via snow cannon.

Grass Divot for Hades Revisited
SFENCE

Add new posiblity for spreading grass with use of garden throwel.

Bouncy Leaves
1F616EMO

Adds bouncy and fall damage reduce effect to leaves

Grow Dry Grass
Silver Sandstone

Makes dry grass spread on savanna dirt.

Kill history hud
GigaByte

adds a death history on the screen

NodeCore Flood
Hussell

Water floods caves

Timed World Modifiers library
karamel

Environmental ABM that could be triggered on a very wide range of nodes but only a few at a time.

Touch
Skamiz Kazzarch

Orient yourself in the darkness by touch.

Unlit Music
nurd3

Official OST for Unlit

Day-Coin Vote
Tomlaus

Adds an item that allows you to vote on whether it should become day!

CSperson's Simple Pebbles
CSperson

A very simple mod that adds natural detritus. Doesn't do much besides that.

Vote Day
niwla23

This adds a command to vote for making day!

M.Y.K.O.T.A
Xevin

Adds M.Y.K.O.T.A self-propagating mushroom liveform