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Blender Add-ons

ProtoBlock — Snap-to-Grid Level Blockout for Blender

Primitives, modular kit pieces, CSG booleans, FBX export with collision — the fastest grayboxing pipeline for Blender.

$9.99

Product Description

ProtoBlock — Snap-to-Grid Level Blockout for Blender

Primitives, modular kit pieces, CSG booleans, FBX export with collision — the fastest grayboxing pipeline for Blender.


Why ProtoBlock

Level designers waste hours wrestling Blender's modelling tools to do what should be a single keystroke: drop a wall on the grid, snap a stair into place, boolean a doorway, save the result as a reusable kit piece. ProtoBlock collapses all of that into a single sidebar.


Features

  • Grid snap with backup/restore of your existing snap settings
  • 8 primitives tuned for level design: cube, cylinder, wall, pillar, ramp, floor, arch, stairs
  • CSG booleans — Union / Difference / Intersect with auto-apply
  • Kit pieces — save / load reusable modular pieces from a dedicated collection
  • Auto box-UV for clean tiling textures on grayboxed walls
  • FBX export with placeholder bbox collision (Unity / Unreal / Godot ready)
  • Per-object materials — cycling colors does not recolour everything

Compatibility

  • Blender: 3.2 and later (4.x supported)
  • OS: Windows / macOS / Linux
  • Engines: Unity / Unreal / Godot via FBX

What you get

  • ProtoBlock add-on (Python only, no DLL)
  • README with full quick-start guide
  • Free updates for v1.x
  • Support through marketplace messaging

Install

Edit → Preferences → Add-ons → Install... → pick protoblock_v1_0_0.zip → enable. The ProtoBlock sidebar tab appears in the 3D Viewport (press N).


License

GPL-3.0. Standard for Blender add-ons. The licence applies to the add-on code only — the levels you build with it are yours to ship in any commercial project.

1.0.1 — Boolean operations work again on Blender 5.x. The add-on asked the Boolean modifier for a solver named FAST, which Blender has since replaced with FLOAT, EXACT and MANIFOLD — the assignment raised, and Quick Union, cut and difference all failed with it. The solver is now picked from what the running Blender actually offers. Verified: two blocks union into one.

What you get

1 file · 31.78 KB

  • protoblock_v1_0_1.zipZIP · 31.78 KB
Secure CheckoutInstant DownloadMoney-back Guarantee
Package checkPassed
PublishedAug 28, 2026
File size31.78 KB
File formatZIP
Versionv1.0

Tags

level-designblockoutgrayboxingprototypingsnap-to-gridcsg-booleanmodular-kitgame-levelprimitivesauto-uvindie-devrapid-prototyping
N
NeonAnvil

Frequently asked questions

Do I get access instantly?

Yes. This is a digital product — you can download it right after checkout, straight from your library.

Can I use it for commercial projects?

Licence terms are set by the seller. Check the product description before you buy — it states any limits on personal, commercial or client use.

What's your refund policy?

You're covered by a 30-day money-back guarantee. If something isn't right, request a refund from your order and the Getly team reviews it.

What file formats and sizes will I get?

You'll download the files exactly as the seller packaged them (about 31.78 KB). See the product details and description for the included formats.

Do I get free updates?

Yes — when the seller ships a new version, you can re-download the latest files from your library at no extra cost. Check the changelog for recent updates.

Price

$9.99