Evil Slime Labs

An Evil Slime Labs project

Bedrock TechPack

Technical visualizations for Minecraft Bedrock.

See the mechanics the game keeps invisible, from spawn spheres and chunk borders to slime chunks and simulation distance. Plan farms in survival with no behavior packs and no commands: just a resource pack and an armor stand.

Download TechPack

Version 0.2.22 · 1 Sep 2026 · 455 KB

A bedrock block cut open to show a glowing green grid

See the invisible

Translucent green and pink spheres around an armor stand
Spawn spheres
Slime chunks highlighted bright green on the ground
Slime chunks
Yellow chunk border lines around the player
Chunk borders

What it shows

Every overlay anchors to an armor stand, the one entity any survival player can place on a single block.

World

  • Chunk borders
  • Slime chunks
  • Simulation distance
  • Beacon range
  • Buried treasure

Spawning

  • Spawn spheres
  • Spawner radius
  • Iron golem spawns
  • Guardian spots
  • Outpost spots
  • Witch huts

Mobs

  • Enderman aggro
  • Snow golem aggro
  • Turtle egg aggro
  • Pillager targets
  • Scare radius
  • Spider blocking

Farming

  • Crop water range
  • Sugar cane
  • Torch light
  • Density

Install

  1. Download

    Get the latest .mcpack below.

  2. Open it

    Open the file with Minecraft Bedrock and the game imports the pack.

  3. Activate

    Turn it on under Resource Packs, then place an armor stand where you want to look.

Planning a build with Scaffold? Scaffold packs can work alongside your TechPack or carry it inside, so you keep both the blueprint and the overlays.

Download

The latest release is 0.2.22, published 1 Sep 2026. These links always point at the newest release.

Release notes All releases Source on GitHub