About Illegal Building
From ModrinthSome cursed Minecraft additions
Adds some cursed blocks to Minecraft.
Like cobblestone that's offset be half a block.
Sand that falls upside-down. Cactus / Sugarcane that grows upside-down.
And more to come. Feel free to suggest more cursed stuff.
Need a server? Get 20% off your first month by using promo code "mrbysco"
For questions feel free to join my Discord.
Want to support us? ##
-Mrbysco
Highlights
From source dataGame versions
Supports 21 Minecraft versions, the newest being 26.2.
Loaders
Runs on Forge and NeoForge.
Footprint
Rated a light load on a server.
Illegal Building on Nxeon
From our catalogue- One-click install
- Supported on Nxeon Minecraft servers. We download it from Modrinth, place it, and restart the server.
- Server side
- Required on the server
- Server type needed
- Forge, NeoForge
- Server load
- light
- Smallest plan we suggest
- Minecraft — 2 GB (2 GB RAM). This follows our own load rating above, not a benchmark.
- Latest build
- 12.0.0 (beta), released 2026-08-12
Game versions by loader
| Loader | Game versions | Newest |
|---|---|---|
| NeoForge | 1.21.8 to 26.2 (4 versions) | 26.2 |
From 5 recorded builds of Illegal Building.
Recent builds
| Build | Released | Game versions | Loaders |
|---|---|---|---|
| 12.0.0 beta | 2026-08-12 | 26.2 | NeoForge |
| 11.1.0 beta | 2026-08-12 | 26.1.2 | NeoForge |
| 11.0.0 beta | 2026-05-17 | 26.1.2 | NeoForge |
| 10.0.0 beta | 2026-03-04 | 1.21.11 | NeoForge |
| 9.0.0 beta | 2025-09-17 | 1.21.8 | NeoForge |
Run Illegal Building on a Minecraft server
Pick a server or deploy a new one above; it is installed in one click.
What kind of mod it is
From the catalogBuilding & decoration
Blocks, furniture, decorations and building tools.
Runs on your server
From source side supportModrinth lists Illegal Building as required on the server. Check its Modrinth page to see whether players need it too.
Compatibility
- Game
- Minecraft
- Loaders
- ForgeNeoForge
- Runs on
- Serverrequired on the server
- Game versions
- 26.2 and 20 earlier
Verified at the source
- ✓ModrinthOfficial listing, checked 2026-10-02Open ↗
- ✓AuthorMrbysco, as published on Modrinth
- ✓LicenseMITFree
