Wilhelmines Living Jungle
Liil

Adds a new type of dense jungle biome to your world

Wilhelmines Natural Biomes
Liil

Adds 9 new biomes

Wilhelmines Living Floatlands
Liil

Adds various prehistoric animals to your Floatland Zone, if you are using V7 Map Generator.

Colorful Beds
Tarruvi

Adds the other 14 colors to the simple and fancy beds

Research N' Duplicate
Noodlemire

Obtain and research enough of a specific item to unlock the ability to infinitely duplicate it.

Charcoal
X17

Make charcoal from trees and use this as fuel

Multiple Biome Generator
chaosomnium

230 Pseudorandomly Generated Biomes, Trees, Fruits, Ores, Tools, and Liquids

Wilhelmines Living Desert
Liil

Adds plants to the default deserts of minetest game.

Placeable Buckets for Catching Rainwater
Noodlemire

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

Ropes
FaceDeer

Adds rope boxes of various lengths and also rope ladders.

Lapis Lazuli
LNJ

Adds lapis lazuli ore, items and blocks.

Dyeable Steel Blocks
nemokitty9

Allows Players to dye Steel for decorative blocks.

Falls
Just_Visiting

A Particle-based Waterfalls/Lavafalls Mod

Better Ice
TheFanne

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

X Clay
SaKeL

Adds hardened clay.

Quarry Mechanics
kestral

Adds quarry mechanics to stone nodes.

Ocular Networks
PolySaken

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

Poly Decor
PolySaken

My spin on decorative stuff.

Antipyre
Warr1024

Safety net against falling off your island

Infinite Wood Mod
thehumanarachnid

You can now get infinite wood in survival

Plastic Box
Starbeamrainbowlabs

Adds a recolourable plastic box. Fork of @cheapie's version with improvements.

You Can't Touch It Either
Avicennia_g

Simple mod adding lockable storage shelves to Nodecore.

Aotearoa
Eris

Fork of aotearoa by Dokimi. Complements the default map biomes with Aotearoa, land of the long white cloud, New Zealand.

Warning: Non-free media.

Portal gun
AiTechEye

Portals and stuff