CurseForge · Minecraft mod
Missing Slabs
The horizontal and vertical slabs that should have been.
Quick answer
Which Missing Slabs release matches 1.20.1 Forge?
Missing Slabs missing-slabs-1.0.1-mc1.20.1-forge.jar targets 1.20.1 with Forge. The project page does not say whether this file belongs on the client, dedicated server, or both. No extra mods listed for this file.
Where it goes
Is Missing Slabs required on the client, server, or both?
The project page does not say whether this file belongs on the client, dedicated server, or both.
The source does not explicitly classify this release as client-only or server-only.
What else does Missing Slabs missing-slabs-1.0.1-mc1.20.1-forge.jar need?
missing-slabs-1.0.1-mc1.20.1-forge.jar on 1.20.1 Forge. Every mod below is checked against that same setup.
This file does not list any required mods. Do not add a library just because a different file uses it.
This file does not list any required or optional mods.
Before you install it
Add Missing Slabs without breaking your instance.
Built for Missing Slabs missing-slabs-1.0.1-mc1.20.1-forge.jar on 1.20.1 Forge. Pick another file and the loader, install side or required mods may change.
- 01
Stick to this file
Use missing-slabs-1.0.1-mc1.20.1-forge.jar. It targets 1.20.1 with Forge; another release may have different loader, side or dependency requirements.
- 02
Bring the mods it needs
This file does not list any required mods. Do not add a library just because a different file uses it.
- 03
Put it on the correct side
The project page does not say whether this file belongs on the client, dedicated server, or both.
- 04
Pick the file you checked
Use the “Get this file” button beside missing-slabs-1.0.1-mc1.20.1-forge.jar. It opens that exact file at the source.
About this project
What does Missing Slabs add?
🧱 Missing Slabs
More building possibilities, without losing the vanilla Minecraft feel!
Missing Slabs is a lightweight, vanilla-friendly building mod that fills in some of the gaps in Minecraft's block collection. It adds slabs for materials that don't normally have them, along with vertical versions of existing slabs, giving you more creative freedom while keeping everything looking and feeling like vanilla Minecraft.
Whether you're building detailed paths, landscaping, decorating interiors, or adding finishing touches to your builds, Missing Slabs gives you more options without introducing unnecessary complexity.
🌿 New Horizontal Slabs
Expand your building palette with slabs for familiar Minecraft blocks!
-Grass, dirt, coarse dirt, and podzol
-Dirt paths
-Sand, red sand, and gravel
-Moss and pale moss
-Mycelium
-Crimson and warped nylium
These new slabs blend naturally into your builds, making landscaping, pathways, and terrain transitions more flexible than ever.
🧱 Vertical Slabs
Take your building creativity in a new direction!
-Vertical versions of vanilla slabs and all the new slabs.
-Place vertical slabs in different orientations.
-Combine vertical slabs to create full blocks.
-Build thinner walls, detailed structures, and decorative accents.
Enjoy more precision and flexibility without sacrificing Minecraft's familiar block textures and style.
🔨 Simple Crafting Recipes
Missing Slabs uses intuitive recipes that fit naturally into vanilla Minecraft.
-Three blocks arranged vertically produce six vertical slabs.
-Three horizontal slabs arranged vertically produce three vertical slabs.
-Three vertical slabs arranged horizontally produce three horizontal slabs.
-New horizontal slabs use familiar vanilla slab crafting recipes.
No complicated crafting systems—just more ways to build!
🌳 Biomes O' Plenty Compatibility
Expand your building options even further with optional Biomes O' Plenty compatibility!
-Adds vertical slabs for supported Biomes O' Plenty wood types.
-Matches the available wood variants for each supported Minecraft version.
-Blends naturally with both vanilla and modded building materials.
Biomes O' Plenty is optional and is not required to enjoy Missing Slabs.
🎮 Minecraft Version Compatibility
Missing Slabs supports multiple Minecraft versions, with blocks and features adapted to each version.
-Minecraft 26.3 includes the corresponding newer Minecraft blocks.
-Minecraft 26.1.2 includes blocks available in that version, without blocks introduced later.
-Biomes O' Plenty compatibility follows the wood types available in each corresponding version.
This mod was created with the help of ChatGPT.
Project description from CurseForge.
Pick your setup
Missing Slabs by Minecraft version and loader
Choose the version and loader you play, then open the matching release.
26.1.2
2 loader builds1.21.1
1 loader build1.20.1
1 loader buildCheck the dependencies, then try the file in a copied instance before changing a world you care about.
Recent files
Missing Slabs versions and loaders
missing-slabs-1.0.1-mc1.20.1-forge.jar
2 Nov 2026
missing-slabs-1.0-mc1.20.1-forge.jar
31 Oct 2026
missing-slabs-forge-1.20.1-0.8.1.jar
30 Oct 2026
Looking for an older file? The official CurseForge project page is in Resources.