

BlockLine - compiler for block-based programming language
To use the compiler, build code from blocks, stand near the beginning of the line and write the command "/blockline" in the chat
Blocks and their values for the compiler:
ProgramStart - Diamond Block Program End - Bedrock Logical True - Obsidian Logical False-Glass Print - Cobblestone Create Variable - Sandstone
For more information about blocks, use the command "/blockline tutorial"
Video: BlockLine
Quick facts
- Edition: Minecraft Java
- File type: .jar
- Minecraft version listed: 1.12.2
- How to install: Install the matching mod loader (Forge, Fabric or NeoForge) for your Minecraft version. → Download the .jar. → Put it in the .minecraft/mods folder and launch that loader profile.
- Where to get it: Opens on Modrinth — not every file is mirrored on our own servers.
Install steps are the general flow for this file type — How to install Minecraft Java mods & modpacks walks through it step by step.
Verified by MCModsHub
- Ships as BlockLine-1.0.0.jar — drop this file into the mods folder
- Download size: 28 KB
- Download link checked 9 Sept 2026 — working
These come from our own check of the pack file, not from the source page.