Underlay for Minecraft: Place Carpets Under Blocks Easily

The Underlay mod for Minecraft lets you place carpets and slabs under chests and beds. Enhance your base decoration without breaking blocks in survival mode.

Download underlay for Minecraft 26.1, 1.21.11, 1.21.9, 1.21.8, 1.21.6, 1.21.5

Original name: underlay

Minecraft: 1.20.1, 1.21, 1.21.11, 1.21.4, 1.21.5, 1.21.6, 1.21.8, 1.21.9, 26.1, 1.12.2, 1.21.1

Loaders: Fabric, Forge, NeoForge

FileVersionLoaderSize
underlay-1.0.2-fabric-mc1.20.1.jar1.20.1Fabric272 КБDownload
underlay-1.0.1-fabric-mc1.20.1.jar1.20.1Fabric270 КБDownload
underlay-1.20-v0.9.7.jar1.20.1Fabric257 КБDownload
underlay-1.0.0-hotfix.1-fabric-mc1.20.1.jar1.20.1Fabric261 КБDownload
underlay-1.20-v0.9.6.jar1.20.1Fabric257 КБDownload
underlay-1.20.1-v0.9.8.jar1.20.1Fabric257 КБDownload
underlay-1.20-v0.9.5.jar1.20.1Fabric257 КБDownload
underlay-0.9.9-fabric-mc1.20.1.jar1.20.1Fabric257 КБDownload
underlay-1.20-v0.9.4.jar1.20.1Fabric256 КБDownload
underlay-1.20-v0.9.3.jar1.20.1Fabric256 КБDownload
underlay-1.20-v0.9.2.jar1.20.1Fabric254 КБDownload
underlay-1.20-v0.9.1.jar1.20.1Fabric244 КБDownload
underlay-1.0.0-fabric-mc1.20.1.jar1.20.1Fabric261 КБDownload
underlay-1.21-v0.9.6.jar1.21Fabric260 КБDownload
underlay-1.21-v0.9.8.jar1.21Fabric261 КБDownload
underlay-1.21-v0.9.1.jar1.21Fabric245 КБDownload
underlay-1.21-v0.9.0.jar1.21Fabric243 КБDownload
underlay-1.21-v0.9.5.jar1.21Fabric259 КБDownload
underlay-1.21-v0.9.2.jar1.21Fabric257 КБDownload
underlay-1.21-v0.9.4.jar1.21Fabric259 КБDownload
underlay-1.0.0-fabric-mc1.21.jar1.21Fabric267 КБDownload
underlay-1.0.1-fabric-mc1.21.jar1.21Fabric276 КБDownload
underlay-0.9.9-fabric-mc1.21.jar1.21Fabric261 КБDownload
underlay-1.0.2-fabric-mc1.21.jar1.21Fabric278 КБDownload
underlay-1.21-v0.9.7.jar1.21Fabric260 КБDownload
underlay-1.0.0-hotfix.1-fabric-mc1.21.jar1.21Fabric267 КБDownload
underlay-1.21-v0.9.3.jar1.21Fabric258 КБDownload
underlay-1.0.0-fabric-mc1.21.11.jar1.21.11Fabric267 КБDownload
underlay-1.0.0-hotfix.1-fabric-mc1.21.11.jar1.21.11Fabric267 КБDownload
underlay-1.0.1-fabric-mc1.21.11.jar1.21.11Fabric277 КБDownload
underlay-1.0.2-fabric-mc1.21.11.jar1.21.11Fabric279 КБDownload
underlay-0.9.9-fabric-mc1.21.11.jar1.21.11Fabric261 КБDownload
underlay-1.21.2-v0.9.8.jar1.21.4Fabric259 КБDownload
underlay-1.21.2-v0.9.1.jar1.21.4Fabric244 КБDownload
underlay-0.9.9-fabric-mc1.21.2.jar1.21.4Fabric259 КБDownload
underlay-1.0.0-hotfix.1-fabric-mc1.21.2.jar1.21.4Fabric262 КБDownload
underlay-1.0.0-fabric-mc1.21.2.jar1.21.4Fabric262 КБDownload
underlay-1.21.2-v0.9.7.jar1.21.4Fabric258 КБDownload
underlay-1.21.2-v0.9.2.jar1.21.4Fabric255 КБDownload
underlay-1.21.2-v0.9.6.jar1.21.4Fabric258 КБDownload
underlay-1.21.2-v0.9.4.jar1.21.4Fabric257 КБDownload
underlay-1.0.1-fabric-mc1.21.2.jar1.21.4Fabric272 КБDownload
underlay-1.21.2-v0.9.5.jar1.21.4Fabric257 КБDownload
underlay-1.21.2-v0.9.3.jar1.21.4Fabric256 КБDownload
underlay-1.21.5-v0.9.1.jar1.21.5Fabric245 КБDownload
underlay-0.9.9-fabric-mc1.21.5.jar1.21.5Fabric261 КБDownload
underlay-1.21.5-v0.9.4.jar1.21.5Fabric257 КБDownload
underlay-1.0.0-hotfix.1-fabric-mc1.21.5.jar1.21.5Fabric267 КБDownload
underlay-1.21.5-v0.9.3.jar1.21.5Fabric256 КБDownload
underlay-1.0.1-fabric-mc1.21.5.jar1.21.5Fabric277 КБDownload
underlay-1.21.5-v0.9.8.jar1.21.5Fabric261 КБDownload
underlay-1.21.5-v0.9.5.jar1.21.5Fabric257 КБDownload
underlay-1.21.5-v0.9.2.jar1.21.5Fabric255 КБDownload
underlay-1.0.0-fabric-mc1.21.5.jar1.21.5Fabric267 КБDownload
underlay-1.21.5-v0.9.6.jar1.21.5Fabric260 КБDownload
underlay-1.21.5-v0.9.7.jar1.21.5Fabric260 КБDownload
underlay-1.21.6-v0.9.4.jar1.21.6Fabric257 КБDownload
underlay-1.0.0-hotfix.1-fabric-mc1.21.6.jar1.21.8Fabric268 КБDownload
underlay-0.9.9-fabric-mc1.21.6.jar1.21.8Fabric262 КБDownload
underlay-1.0.0-fabric-mc1.21.6.jar1.21.8Fabric268 КБDownload
underlay-1.21.6-v0.9.8.jar1.21.8Fabric262 КБDownload
underlay-1.21.6-v0.9.5.jar1.21.8Fabric257 КБDownload
underlay-1.0.1-fabric-mc1.21.6.jar1.21.8Fabric278 КБDownload
underlay-1.21.6-v0.9.7.jar1.21.8Fabric260 КБDownload
underlay-1.21.6-v0.9.6.jar1.21.8Fabric260 КБDownload
underlay-1.21.9-v0.9.8.jar1.21.9Fabric263 КБDownload
underlay-1.0.0-fabric-mc1.21.9.jar1.21.9Fabric269 КБDownload
underlay-1.0.1-fabric-mc1.21.9.jar1.21.9Fabric280 КБDownload
underlay-1.0.0-hotfix.1-fabric-mc1.21.9.jar1.21.9Fabric269 КБDownload
underlay-0.9.9-fabric-mc1.21.9.jar1.21.9Fabric263 КБDownload
underlay-1.21.9-v0.9.7.jar1.21.9Fabric261 КБDownload
underlay-1.0.2-fabric-mc26.1.jar26.1Fabric282 КБDownload
underlay-1.0.1-fabric-mc26.1.jar26.1Fabric280 КБDownload
underlay-1.0.0-mc1.12.2.jar1.12.2Forge1.2 МБDownload
underlay-1.0.0-hotfix.1-mc1.12.2.jar1.12.2Forge1.2 МБDownload
underlay-1.0.2-mc1.12.2.jar1.12.2Forge1.2 МБDownload
underlay-0.9.9-mc1.12.2.jar1.12.2Forge1.1 МБDownload
underlay-1.0.1-mc1.12.2.jar1.12.2Forge1.2 МБDownload
underlay-1.0.0-forge-mc1.20.1.jar1.20.1Forge261 КБDownload
underlay-1.0.2-forge-mc1.20.1.jar1.20.1Forge270 КБDownload
underlay-1.0.1-forge-mc1.20.1.jar1.20.1Forge270 КБDownload
underlay-1.20.1-v0.9.8-f.jar1.20.1Forge242 КБDownload
underlay-1.0.0-hotfix.1-forge-mc1.20.1.jar1.20.1Forge261 КБDownload
underlay-0.9.9-forge-mc1.20.1.jar1.20.1Forge249 КБDownload
underlay-1.20.1-v0.9.5-f.jar1.20.1NeoForge241 КБDownload
underlay-1.20.1-v0.9.3-f.jar1.20.1NeoForge240 КБDownload
underlay-1.20.1-v0.9.4-f.jar1.20.1NeoForge241 КБDownload
underlay-1.20.1-v0.9.6-f.jar1.20.1NeoForge241 КБDownload
underlay-1.20.1-v0.9.7-f.jar1.20.1NeoForge241 КБDownload
underlay-1.21-v0.9.5-f.jar1.21NeoForge239 КБDownload
underlay-1.21-v0.9.8-f.jar1.21NeoForge240 КБDownload
underlay-1.21-v0.9.4-f.jar1.21NeoForge239 КБDownload
underlay-0.9.9-neoforge-mc1.21.jar1.21NeoForge247 КБDownload
underlay-1.21-v0.9.6-f.jar1.21NeoForge239 КБDownload
underlay-1.21-v0.9.3-f.jar1.21NeoForge238 КБDownload
underlay-1.21-v0.9.7-f.jar1.21NeoForge239 КБDownload
underlay-1.0.1-neoforge-mc1.21.1.jar1.21.1NeoForge267 КБDownload
underlay-1.0.0-hotfix.1-neoforge-mc1.21.1.jar1.21.1NeoForge259 КБDownload
underlay-1.0.2-neoforge-mc1.21.1.jar1.21.1NeoForge268 КБDownload
underlay-1.0.0-neoforge-mc1.21.1.jar1.21.1NeoForge259 КБDownload

Underlay for Minecraft: Carpets and Decor Under Blocks Easily

Building detailed interiors in survival mode often hits a frustrating wall when functional blocks like chests, beds, or signs prevent the placement of flooring details. The Underlay for Minecraft: Carpets and Decor Under Blocks Easily modification solves this specific design constraint by introducing a logical second layer within a single block space. This tool allows builders to place carpets, trapdoors, and other thin decorations directly beneath occupied blocks without breaking game mechanics or requiring complex workarounds. Whether you are constructing a realistic tavern, a detailed workshop, or a modern base, this add-on ensures your floors look continuous and professional.

Core Mechanics and Gameplay Integration

The mod operates on an intuitive "overlay" system that functions as a hidden underlayer. When you aim at the side of a block that supports an object with empty space below it, a right-click places the selected underlay item. This works seamlessly with standard vanilla elements such as chests, beds, torches, and signs. If you need to change the flooring material later, simply right-click with a different item to swap the underlay instantly, avoiding the need to dismantle the entire structure above. To remove the layer, a left-click restores the original state. This fluid interaction makes it ideal for both creative projects and strict survival worlds where resource management matters.

By default, the system supports items that logically function as floor fixtures, including carpets, buttons, rails, pressure plates, and trapdoors. This creates immediate visual depth for train stations, castle halls, and industrial bases. The mechanic does not rely on invisible entities or glitchy behavior; instead, it adds a controlled second plane to the voxel grid, ensuring that collision boxes and block interactions remain stable and predictable.

Installation and Version Compatibility

To download Underlay for Minecraft: Carpets and Decor Under Blocks Easily, ensure you have the correct module loader installed for your target version. This modification is actively maintained for a wide range of releases, including legacy versions like 1.12.2 and modern iterations such as 1.20.1, 1.21, and up to snapshot 26.1.2. It offers robust support for Fabric, NeoForge, and Forge loaders, making it compatible with most existing modpacks. When searching for Underlay for Minecraft: Carpets and Decor Under Blocks Easily for Minecraft, always verify that the file matches your specific loader type to prevent launch crashes.

Knowing how to install this tool is straightforward for experienced users. Place the downloaded JAR file into your mods folder alongside your chosen loader. For those utilizing managed launchers, the process is often automated, allowing you to inject the mod directly through the profile settings without manual file manipulation. This ease of integration makes it a staple for server administrators looking to enhance building capabilities without altering core gameplay balance.

Configuration and Customization

Advanced users can fine-tune the behavior of the mod by editing the configuration file located at config/Underlay/underlay.json. This file contains two primary lists: overlay_blocks and exclude_blocks. The former allows you to expand the list of items that can act as underlays, enabling compatibility with blocks from other mods or custom datapacks. Conversely, the exclude list lets you remove specific items from the system if they conflict with your server rules or specific build styles. This flexibility ensures that the mod adapts to your unique world generation settings and decorative preferences.

For content creators and map makers, the support for datapacks opens further possibilities. You can define custom rules so that specific thematic blocks participate in the double-layer scheme consistently across all players on a server. This is particularly useful for adventure maps where visual fidelity impacts the narrative experience.

Conclusion

The Underlay for Minecraft: Carpets and Decor Under Blocks Easily add-on addresses a long-standing limitation in block placement logic, offering a clean solution for interior designers. By allowing carpets and thin blocks to exist beneath functional furniture, it eliminates the need for awkward compromises in base construction. With extensive version support ranging from 1.12.2 to the latest 26.x snapshots and compatibility with major loaders like Fabric and Forge, it remains a reliable choice for stable builds. Whether you are tweaking a JSON config for a massive server or simply adding a rug under a bed in single-player, this tool provides the precision needed for high-quality builds.