NextGen Bedrock
StarNinjas

Adds an indestructible bedrock layer at the bottom of the world.

Easy ores
X-DE

Minetest Game ores now generate higher up

Quartz
Evergreen

Adds quartz ore and some decorative quartz blocks

Geodes
AwesomeDragon97

Adds amethyst geodes and an API for making custom geodes.

Alien Material
debiankaios

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

Magma Conduits
FaceDeer

Removes default mapgen lava and adds widely-spaced vertical lava "veins".

Fantasy Biomes
AirplaneMan

Fantastical Biomes for your worlds.

Underground Challenge
Hypernoot

Explore all 62 underground biomes!

Zero-Effort Custom Minerals
Piezo_

A tool for registering entire materials, complete with ore generation, tool-sets and automatically generated sprites with almost no effort required

Sedimentology
sofar

A mod that adds realistic erosion and degradation of rocks.

Coconut Trees
AwesomeDragon97

Adds coconut trees that appear on beaches

Kitty/Kitto Ores
nemokitty9

Nemokitty9's own ore pack. Includes Tools!

Sailing
cakenggt

Live in a tropical paradise where you can sail, mine coconuts, etc.

Loose Rocks
eduardomezencio

Adds loose rocks which generate randomly on the surface.

Zinc
alerikaisattera

Zinc metal, used for making brass

Boring RPG
Lebedev

New items blocks and other pieces are waiting for you here

Meze
Calinou

A special ore that kills you when mined.

Grave
ElCeejo

Adds an eerie biome with multiple mobs.

Dyes for Extra Biomes
Skivling

Deprecated because after ebiomes v1.5.0, dye recipes are included by default, making this unnecessary. Adds dye recipes for the flowers from Extra Biomes.

XNether
Ghaydn

Adds trees, grass and ores to PilzAdam's Nether

Desert Ores
DumbDave961

Generates ores in deserts and other biomes. Also spawns raw ore blocks if enabled. Biome specific ore node variants coming soon.

Winuser Leafdecay
Liil

With this additiona leaf decay, all trees in naturalbiomes, livingdesert, livingjungle and livingfloatlands have a working leafdecay function.

TerraContent Base Library
AirplaneMan

Preferably use with it's dependents! Base Content/Library for my Minetest Game mods based on a certain 2D Sandbox Game

New Flowers
LLL4001

This brings more flowers to the base game.

My Treasure
Don

Adds treasure chests around the world

Magma
SuperStarSonic

Adds volcanoes, lava vents and new magma blocks

Generic moon of Saturn
Red_King_Cyclops

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

TerraContent Crimson
AirplaneMan

Introduces the Crimson to your worlds.

Ancient Ice Stuff
Robot10&Scheletor

Adds a new powerful ore to the game

Ancient Bones
karlexceed

Adds bones with loot to dungeons.

Bamboo
AwesomeDragon97

Adds bamboo which generates in jungles and can be used as a crafting ingredient.

New Horizons
Hi_World

Adds 4 new biomes and TONS of new blocks!

Lapis Lazuli
LNJ

Adds lapis lazuli ore, items and blocks.

Asbestos
AirplaneMan

Useful Fire Proof Asbestos for your world

Startest
Robot10&Scheletor

This mod adds several space stuff to the game.

Little Lake
Bas080

Spawns little lakes both in caves and mountains

Dragonbone Stuff
Robot10&Scheletor

Adds dragonbone set

Meteors - meseor
paramat

Destructs your world with meteors (generates craters) upon map generation and also afterwards at a low chance!

TerraContent Corruption
AirplaneMan

Adds the Corruption

Randomized Map-specific Ores
Piezo_

Adds two randomly created ores to each world with varying properties depending on the world's seed