Building Bricks Mod 1.8.8/1.8

Description

Screenshots:

Materials The mod works by grouping blocks into materials, for instance "smooth stone" or "stone bricks", and then generating all the missing blocks for the material.

New Block Types The mod adds a couple of new block types. The first one is the vertical slab, a vertical variant of the slab:
Another block added is the "Step", which is half of a slab:
The other block added is the "Corner", which is half of a step:

Trowel The trowel is an item that can be binded to any material. Once binded it allows you to place blocks of the binded material consuming any available block of the material in the player’s inventory.
Grass slabs world gen The mod adds an option to generate grass slabs to smooth out the terrain.

Mod Showcase:

Download link
Building Bricks Mod 1.8.8/1.8