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.

LootChests Modpack
mt-mods

Modpack adding a lot of various loot containers across the world to be found and providing an API, resources and integrations for other mods

Giant Mushroom/ Mushrooms
Hybrid Dog

Add mushrooms and giant mushrooms.

Wilhelmines Living Desert
Liil

Adds plants to the default deserts of minetest game.

XNether
Ghaydn

Adds trees, grass and ores to PilzAdam's Nether

Winuser Leafdecay
Liil

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

Nether addons
DragonWrangler

adds more nodes and decorations to the nether

Chemistry
Emiliano

A package that adds More Ores and Things

Herbs
Clyde

Adds 15 flowers and 6 mushrooms.

Lucky Block Ore
ems111

Adds Lucky Block ores to world.

Underground Challenge
Hypernoot

Explore all 62 underground biomes!

Desert Ores
DumbDave961

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

Mob BiomeDb Mapper
Neuromancer

Allows mobs to spawn in biomes that don't support them (Using info from BiomeDb)

Lapis Lazuli
LNJ

Adds lapis lazuli ore, items and blocks.

Easy ores
X-DE

Minetest ores now generate higher up

Dragonbone Stuff
Robot10&Scheletor

Adds dragonbone set

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.

summer
ulla

SUMMER

Ancient Ice Stuff
Robot10&Scheletor

Adds a new powerful ore to the game

Startest
Robot10&Scheletor

This mod adds several space stuff to the game.

Cozy Lights
SingleDigitIq

Early alpha. Improves the way light sources(torches etc) behave and allows to create huge lights, literal projectors with just a mouse click, light map will be computed for you.

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.

Generic moon of Saturn
Red_King_Cyclops

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

Magma
SuperStarSonic

Adds volcanoes, lava vents and new magma blocks

My Treasure
Don

Adds treasure chests around the world

My Ores
Don

Adds ores and minerals to Luanti

Alien Tools
chaosomnium

Alien Tools Mod for Minetest - adds Alien Tool, Shield, biome, etc

Elephant Veins
jan Epiphany

Replaces small, sporadic ore pockets with sparse, gigantic ore veins.

More Coral
Nathan.S

Adds coral in more colors.

New Horizons
Hi_World

Adds 4 new biomes and TONS of new blocks!

Quartz Geodes
AwesomeDragon97

Extends the Geodes mod with quartz geodes.

Valleys Mapgen
Gaël de Sailly

A map generator with valleys, rivers, mountains and many plants.

Noriel Sylvire's Minerals Core Modpack
Noriel_Sylvire

An API for automatically registering recipes, nodes and ore generation.

Advanced Biome Decoration Modpack
EmptyStar

A collection of advanced biome decorations

Wildflower Fields
mzs.112000

Adds a wildflower field biome to Minetest Game.

Archaeology
SkyBuilder1717

Adds an looting and API in archaeologing

Fragments
Amaz

A mapgen with a goal, with things needed to advance to the next level.

Unstable Caves
M BLOC

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