Underground Survival Lighting
Arkatron

If you like underground light in survival, use this mod, it can help that.

Snow Cones
GreenXenith

Some simple flavored snow cones.

Spectator Mode
jp

Allows you to watch other players in their 3rd person view.

Stardust
alerikaisattera

A mineral found at high altitude and items made with it

Nexus
Survivalier

Nexus Stuff and blocks

My Lava Sponge
Don

Soaks up lava

Scraps
Goops

Allows to recycle metal tools

Blood Bane Sword
Blocky Player

OP sword for moderators. In memory of an old teacher, who had a mod similar to this on a private server.

More Coral
Nathan.S

Adds coral in more colors.

Ores Expansion
Groin

Adds a new ore ( for now ) called "Rozeemerald".

Sticks Stones
MikeRedwood

Makes Sticks from leaves and scatters small stones

Purple ore
X-DE

Adds new purple ore to floating islands and caves from height 200 to 31000.

Math blocks
Giulio

Adds decorative math blocks to help in teaching

playervault
bookgirl

A personal and admin-accessible player vault.

Spawn redo
cathaya7d4

Drop-in replacement for default/spawn for more third-party biomes

Dirt Tunneler
Neuromancer

Makes dirt deeper and you can tunnel through it just by walking through it. Press spacebar/shift to tunnel upward/downward with auto placed ladders.

My Torches
Don

Changes default torches to ones that burn out and cause damage

Rotting Wood
Polynium

Causes wood to slowly rot while exposed to water

My Blocks
Don

Special Blocks

My Torches HD
Don

Changes default torches to ones that burn out and cause damage

My Cobble
Don

This is a simple mod that lets you turn cobble into gravel and gravel into sand

Livetools
AiTechEye

Craft tools which have a life of their own - they can fight, dig, or place for you

LWComponents Spawners
mt-mods

Register spawners for lwcomponents.

bridgemaker
mike.monkeybiter

A refillable machine to easily create simple block bridges across caverns and valleys.

KevCalner's GUI Enhancements
KevCalner

A collection of images that enhance the textures of GUI

My White Block
Don

a white block

TerraContent Crimson
AirplaneMan

Introduces the Crimson to your worlds.

Leather Armor
X17

Adds an armor made of leather

Basket Cooking
1F616EMO

Cook all stuffs inside a basket with electric furnaces

Giftbox2
Wuzzy

Gift boxes that players can give to other who will then receive random items

My Rocks
Don

Places rocks around the world

3D Spikes
Groin

Adds spikes to the game.

Drawstruct
Xenon

Draw or generate random structures

rtp
bookgirl

Random teleport commands (/rtp and /wild)

Colored Leaves
Otto

Adds several colors of leaves

Legendary Ore
DynamaxPikachu

Adds legendary ore and blocks

TP Gate
AiTechEye

Teleport through the gate

Crafty Arts
AirplaneMan

Arts and crafts supplies

Roadway
X17

Adds simple roads in 4 sizes.

Respawn Kit
Deadlock

Adds a "respawn-kit"-Chest. A Copy of everything you put in it, will be given to you on respawn. (With configurable Black/White-List)