This mod is not for Fabric, but this mod by Carlettos1 is close enough to be considered a Fabric port.
This mod adds some new blocks, slabs, stairs and walls to the game. It is for Minecraft Forge 1.15.2-1.19.2.
The mod adds:
- Quartz Wall
- Purpur Wall
- Prismarine Brick Wall
- Dark Prismarine Wall
- Smooth Sandstone Wall
- Smooth Red Sandstone Wall
- Smooth Quartz Wall
- Stone Wall
- Polished Granite Wall
- Polished Diorite Wall
- Polished Andesite Wall
- Smooth Stone Stairs
- Smooth Stone Wall
- Cut Sandstone Stairs
- Cut Sandstone Wall
- Cut Red Sandstone Stairs
- Cut Red Sandstone Wall
- Cracked Stone Brick Slab
- Cracked Stone Brick Stairs
- Cracked Stone Brick Wall
- Polished Granite Bricks (with slab, stairs and wall variant)
- Polished Diorite Bricks (with slab, stairs and wall variant)
- Polished Andesite Bricks (with slab, stairs and wall variant)
- Cracked Nether Brick Slab
- Cracked Nether Brick Stairs
- Cracked Nether Brick Wall
- Cracked Nether Brick Fence
- Cracked Nether Brick Fence Gate
- Red Nether Brick Fence
- Red Nether Brick Fence Gate
- Nether Brick Fence Gate
- Cracked Polished Blackstone Brick Slab
- Cracked Polished Blackstone Brick Stairs
- Cracked Polished Blackstone Brick Wall
- Quartz Brick Slab
- Quartz Brick Stairs
- Quartz Brick Wall
- Quartz Brick Fence
- Quartz Brick Fence Gate
- Cracked Deepslate Brick Slab
- Cracked Deepslate Brick Stairs
- Cracked Deepslate Brick Wall
- Cracked Deepslate Tile Slab
- Cracked Deepslate Tile Stairs
- Cracked Deepslate Tile Wall
- Tuff Slab
- Tuff Stairs
- Tuff Wall
- Calcite Slab
- Calcite Stairs
- Calcite Wall
- Smooth Basalt Slab
- Smooth Basalt Stairs
- Smooth Basalt Wall
The polished bricks can be crafted with four polished blocks in a 2x2 crafting grid. One polished or unpolished block can be turned into a polished brick or one of its variants using the stonecutter.
The slabs can be crafted with three of the slabs' material in a slab shape in the crafting grid. One piece of the slabs' material or stairs variant can be turned into two slabs using the stonecutter.
The stairs can be crafted with six of the stairs' material in a stairs shape in the crafting grid. One piece of the stairs' material can be turned into a block of stairs using the stonecutter.
The walls can be crafted with six of the wall's material in a trapdoor shape in the crafting grid. One piece of the wall's material can be turned into a wall using the stonecutter.
There are invisible advancements that unlock recipes when you get them.
Mod showcases by NeonSlice:
1.0.0: https://www.youtube.com/watch?v=XT8kIYIrJSs
1.1.0: https://www.youtube.com/watch?v=Csh2JYxJr7c
Pictures: https://www.curseforge.com/minecraft/mc-mods/newwalls/screenshots
(sorry, I tried to upload them here but it didn't work)
If you want the polished brick blocks to be usable with the Chisel mod for 1.16.5, you can use this datapack: https://www.dropbox.com/s/43lgond5mukprk5/Chisel Tags For New Slabs, Stairs & Walls.zip?dl=0