Claymore
Giga_M

adds a powerful sword capable of deforming the ground

Strong Wooden Pickaxe
mufigilang

Add strong wooden pickaxe that destroy stone as fast as diamond pickaxe

Tungsten Carbide
RemainderTheorem

Adds tools made from tungsten carbide that are more durable.

Stardust
alerikaisattera

A mineral found at high altitude and items made with it

Scraps
Goops

Allows to recycle metal tools

Ores Expansion
Groin

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

Livetools
AiTechEye

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

Boots of Swiftness Mod
ClothierEdward

Adds a new pair of boots called the Boots of Swiftness.

TerraContent Crimson
AirplaneMan

Introduces the Crimson to your worlds.

Ubertool Mod
HartRend

Provides a combination pick, shovel, and axe tool capable of extreme function. Tool is also illuminated.

3D Spikes
Groin

Adds spikes to the game.

Darks
_Xenon

Adds dark stuff

Noriel Sylvire's Minerals Core Modpack
Noriel_Sylvire

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

Saphire
Ryft77

Adds saphire stuff

Obdy
Sires

Adds some pretty OP tools :)

Atium
GenesisMT

A strange a ore with tools.

Multitool Mod
thediamondlego

Adds a new tool that does the job of all the other tools(except hoe and screwdriver). Also has bouble the durability of a diamond tool!

Metatool
SX

Provides API to register node metadata tools along with few useful tools

Leather Armor
X17

Adds an armor made of leather

Grimoire
monk

Override tool functionality during runtime

Ruby Tools+
ReinPlayz

Adds ruby ore, ruby tools, and ruby blocks balanced around diamond-tier gameplay.

Cave explorer tool
SFENCE

Cave explorer tool to use acoustic signals for undergound exploring.

Armor addons
CosyDeer

Additional armors and outfits for 3d armor / Asuna

Floof
Momo

Add BicBiomeCraft inspired biomes, tools, and items.

Banshee
ElCeejo

Adds Banshees, a ghostly mob that haunts pine forests

faction items
Giga_M

add some items to be used as prizes for special events or player achievements

Lakemaker Mod
sunnysideup

A TNT block that makes lakes/bodies of water.

Silver
Jackknife

adds silver ore and tools

Stair Pick
BrandonReese

This is a specialized pick for making stairs.

Too many ores
TeufloV

This adds 53 new ores. But most of them are useless.