pathv7 redo! (Mapgen V7 only)
1F616EMO

Creates a worldwide network of paths, bridges and tunnels.

Native Villages
Liil

Adds villages of native people to the world.

the curse of the corngirl
Soundwavez

adds a creepy cornfield, with a dark secret...

Wilhelmines People
Liil

Adds the possibility to build living Villages. Trade items for random stuff from your villagers, recruit mounts and warriors.

Forgotten Monsters (Reworked)
PixelZone

Add monsters and bosses to your world...

Mobs Ethereal Bosses
PixelZone

Adds Bosses in biomes from the "Ethereal NG" and "Mineclonia" mods

Gemstones
Koda_

Adds Gemstones to the game

Ghost Snip (spectrum bow)
scorpiox8659

Add a bow named "Ghost Snip"

Gadgets Modpack
mt-mods

A modpack providing full progression of magic and technology-based items that apply status effects or do other useful functions

Claymore
GigaByte

adds a powerful sword capable of deforming the ground

Avanti Savoia!
JetpackJackson

Adds WW1 stuff, I guess?

Startest
Robot10&Scheletor

This mod adds several space stuff to the game.

Top players
GigaByte

Adds a kill, deaths, and kd counter to players.

Raids
DragonWrangler

Allows server owners or server admin to start mob raids to attack settlements or players

New Biomes
Arkatron

If you like underground biomes, this thing is for you.