Stone Age Integration Pack
csirolli

Adds basic stone age & survival tools and makes the start in the world harder

Stone Chests
AwesomeDragon97

Replaces the wooden chests found in dungeons with stone chests.

Sunset Biomes
RisingLeaf

Adding two biomes and stuff around them.

Unter Null
Casimir

You start swimming in the middle of an infinite ocean. Take your time and build.

Cloud Items
Panquesito7

Powerful cloud tools.

Warning: Non-free media.

Wilhelmines Living Floatlands
Liil

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

Quartz
Evergreen

Adds quartz ore and some decorative quartz blocks

More Structures
ClothierEdward

Adds several new structures to make your world more alive.

Caverealms
HeroOfTheWinds

A mod for Minetest to add underground realms.

Livingcaves
Liil

Adds more life to the caves of your world

Better Biomes by Atlante
Neuromancer

This mod adds some of the subtle understated beauty of nature to your biomes to make the world look more natural. It was created by Atlante.

Badlands
AwesomeDragon97

Adds the badlands biome, which contains plentiful clay and gold.

Fireflies
Shara

Adds fireflies which can be caught in a net and placed in bottles for lighting.

Magma Conduits
FaceDeer

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

block physics
GigaByte

Add pieces of broken blocks when breaking them.

Deepslate
Silver Sandstone

Adds deepslate and related building materials.

In the Fog
Jo5629_

Herobrine has entered your world.

Nssb
TenPlus1

BIOME integration for nssm, the not so simple buildings.

Biospheres
Feufochmar

A map generator generating single-biome islands inside glass spheres.

Alien Material
debiankaios

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

Geodes
AwesomeDragon97

Adds amethyst geodes and an API for making custom geodes.

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.

NextGen Bedrock
StarNinjas

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

3d ores!
Soundwavez

a slick new take on the default ores!

Coconut Trees
AwesomeDragon97

Adds coconut trees that appear on beaches

Ancient Fertilizer
Daniel

Adds ancient fertilizer, sourced from ancient stone in the underground, useful for farming flowers if you need dye for colored nodes, complements bonemeal.

Just a Mountain
Deadlock

Adds a Mountain (4000x2000 blocks large, 1000 blocks tall)during worldgen around a configurable position

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

pilzmod
Phii

a spreading mushroom biome which you can spawn into the world, with its own monsters and a boss you need to slay to stop the biome's growth. Best played with bow & armor mod and after reading manual.

Swamplified
Neuromancer

This mod adds a few more nice touches to Atlante's Swamp biome mod

Loose Rocks
eduardomezencio

Adds loose rocks which generate randomly on the surface.

Swamps
Hybrid Dog

Adds swamps

Ore Deposits
Tarruvi

Adds ore deposits that can randomly spawn on stone

UFO wreck
Irremann

UFO wreck

Sailing
cakenggt

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

Sedimentology
sofar

A mod that adds realistic erosion and degradation of rocks.

Meze
Calinou

A special ore that kills you when mined.

Boring RPG
Lebedev

New items blocks and other pieces are waiting for you here

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.