Kitty/Kitto Ores
nemokitty9

Nemokitty9's own ore pack. Includes Tools!

Multiple Biome Generator
chaosomnium

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

Native Villages
Liil

Adds villages of native people to the world.

voxelmanip experiments and remade math mandelbox mapgen
chaosomnium

Voxelmanip mapgen with strange layered zone experimental mapgens.

Euthamia
Avicennia_g

Grassy Goldenrod plant for Nodecore

Mineclone2 Nether Gold Ore
NO11

Adds Nether Gold Ore

Citygen
BuckarooBanzay

city mapgenerator

Natural slopes for Hades Revisited
karamel

Add natural slopes for Hades Revisited

Islands
Termos

lua mapgen featuring tropical islands and vast ocean

Natural slopes for Minetest Game
karamel

Add natural slopes for Minetest Game

Natural slopes library
karamel

Library to simply add slopes to regular nodes and include them on map generation and when changing the landscape.

Alien Material
debiankaios

Adds new blocks, items, and tools from aliens. A new time begins.

More Coral
Nathan.S

Adds coral in more colors.

NC Steam
Winter94

Adds new mechanics to Nodecore, such as steam power and dynamic water

Villages
Sokomine

Explore the world and find villages of diffrent types. Buy a house in a village and settle down.

SwampZ
runs

A cool swampy biome.

Cloud Items
Panquesito7

Powerful cloud tools.

Loria (alpha)
siegment

Survival in hardcore acid-alien sci-fi themed world

Technic Plus
mt-mods

Technic fork with focus on features and stability

Algae
Just_Visiting

Algae mapgen addition to "Minetest Game"

NewPlanet
Hi_World

You're on a strange planet, with 8 exciting biomes and a perpetual night, but beware, there are monsters ready to hunt you!

New Horizons
Hi_World

Adds 4 new biomes and TONS of new blocks!

Aquaz
runs

Stuff for oceans

NC Vulcan
Winter94

Reworks Magma Generation in NodeCore.

NodeCore Lignite
Winter94

Adds Lignite, an ore of coal.

Water Life
Gundul

new mobs for your river and sea water

SkyRealm for NodeCore
Warr1024

SkyBlocks inside vanilla NodeCore

Base Modpack
karlexceed

This combines several other mods that I consider a basic minimum starting point for worlds.

Ores Stats
Hamlet

Provides informations about ores' percentages collected on map generation.

Grave
ElCeejo

Adds an eerie biome with multiple mobs.

Handle Schematics
Sokomine

A library to make creating and placing saved areas easier.

Giant Mushroom/ Mushrooms
Hybrid Dog

Adds various mushrooms.

Pyramids (with treasures)
Wuzzy

Pyramids with treasures!

Time Travel
Red_King_Cyclops

Adds in a craftable time machine that can be used to time travel to different time periods of Earth's history.

Trucraft
PolySaken

An alternative crafting system done entirely in the world.

Superflat
srifqi

(Yet Another) Superflat Map Generator: Costumize world generation layer by layer

Generic moon of Saturn
Red_King_Cyclops

Replaces the default earthlike setting with a generic moon of Saturn.

Draconis
ElCeejo

Adds Dragons and related resources and equipment to Minetest Game

XaEnvironment
AiTechEye

A game that aims to contain lots of environments and things.

Cool Trees
runs

It adds some cute trees.