Ore Spiders by MCModB
This modification adds a new series of mobs, to be found in your caves. These spiders are fairly rare, but when found you can kill them, and receive special stuff.
Ore Spiders by Ben Donnelly
Ore spiders is a user requested mod which adds multiple spiders relating to various ores
Ore Stages by Darkhax, Jaredlll08
Allows for blocks to be gated into various progression stages.
Ore Stone Variants
Adds stone variants for all vanilla ore types; Configurable.
Ore Swords by UberAffe
Adds swords made of Ore for special properties and effects.
Ore Trees by CompileGeeks
Farm your resources!
Ore Tweaker by EwyBoy
Allows you to tweak vanilla ore generation
Ore Veins by alcatrazEscapee
Adds realistic ore veins
Ore Zombies by GeorgeTsak
A mod that adds new zombies to minecraft. These zombies are harder to fight and they give ores as a drop!
OreAlerts
Ore alert plugin for Sponge servers.
OreAnnounce
Announces your ore findings.
OreBiomes
This mod adds some biomes that are made of Ores!
OreChanger
Description: OreChanger Mod change the way ores drop work in Minecraft. The Mod add Percent drop from: Comman, Uncoman, Rare. These effect Coal,Iron,Gold,Diamond,Emerald and Quartz Ores. Ores drops from 1 to 5.
OreCow
This mod will be add ore cow
OreCrafting
This is an example mod