digital-fabrication

digital-fabrication is a skill for Claude Code from Abhinavbwj/Claude-skills-for-Computational-Designers. It costs 35 tokens per session (13,348 once invoked), scanned A, original, MIT.

A guide to making building components with computer-controlled machines, including CNC mills, robots, 3D printers, and laser cutters. AEC means architecture, engineering, and construction.

In plain words
What is it for?
Use it for CNC and robotic fabrication, additive manufacturing, laser cutting, timber joinery, formwork, assembly planning, and preparing files for AEC components.
Why use it?
It connects digital design files with factory or workshop production, reducing the need to reinterpret designs by hand and helping manage manufacturing details.

Skill for Claude Code

Written for Claude Code: user-invocable in frontmatter.

Part of the Claude-skills-for-Computational-Designers plugin — 18 skills shipped together

Good fit Use it for CNC and robotic fabrication, additive manufacturing, laser cutting, timber joinery, formwork, assembly planning, and preparing files for AEC components.

Compare 6 skills from other repositories ↓
Install with agentmods
npx agentmods add skills/abhinavbwj/claude-skills-for-computational-designers/digital-fabrication
Install

Getting it into your agent

One page per mod, every tool's command on it. A separate URL per tool would split the same page into five that compete with each other.

Any agent
npx skills add Abhinavbwj/Claude-skills-for-Computational-Designers --skill digital-fabrication
Clone the repo
git clone --depth 1 https://github.com/Abhinavbwj/Claude-skills-for-Computational-Designers

Made for: Claude Code.

Or install Claude-skills-for-Computational-Designers, the plugin that ships this one along with the rest of its 18 skills.

Wrote this? Show the measurements

A badge with what this costs and how it scanned, read live from this page, so it follows the numbers instead of freezing them. Markdown for a README, HTML for a documentation site or a project page.

agentmods badge for digital-fabrication

README.md
[![agentmods](https://agentmods.dev/badge/skills/abhinavbwj/claude-skills-for-computational-designers/digital-fabrication/github.svg)](https://agentmods.dev/skills/abhinavbwj/claude-skills-for-computational-designers/digital-fabrication)
Your own site
<a href="https://agentmods.dev/skills/abhinavbwj/claude-skills-for-computational-designers/digital-fabrication"><img src="https://agentmods.dev/badge/skills/abhinavbwj/claude-skills-for-computational-designers/digital-fabrication/github.svg" alt="Measured on agentmods" height="20"></a>

Or the 80×15 button, for a site that already has a row of RSS and ATOM ones. Only the verdict fits; the numbers stay here.

agentmods 80×15 button for digital-fabrication

Your own site · 80×15
<a href="https://agentmods.dev/skills/abhinavbwj/claude-skills-for-computational-designers/digital-fabrication"><img src="https://agentmods.dev/badge/skills/abhinavbwj/claude-skills-for-computational-designers/digital-fabrication.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 35 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 13,348 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 0 findings. A grade says what 26 rules found in the file — not that it is safe.
Origin original No closer match found in the catalogue.
Token cost

What it costs to keep this loaded

Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.

ModelPer sessionOnce invoked
Fable 5.1 $0.00035 $0.13348
Opus 5 $0.00017 $0.06674
Sonnet 5 $0.00007 $0.02670
Haiku 4.5 $0.00003 $0.01335

Measured 13d ago against content hash 159bfd1db68a, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-12, from the pricing page.

Security

Grade A, and why

digital-fabrication scanned grade A with 0 findings against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured 13d ago.

A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.

Nothing flagged

None of the 26 patterns this scan looks for appear in this file: no shell pipes, no recursive deletes, no credential paths, no hidden text, no instruction-override or anti-refusal phrasing, no agent-config snooping. That is not a guarantee, it is the absence of the things that are checkable.

Origin

Copies of this mod

1 near-identical copy found in the catalogue:

skills/digital-fabrication/SKILL.md · 893 lines

How it starts

The opening of the file, as written. The whole thing — 893 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Digital Fabrication in AEC

File-to-Factory Paradigm

Digital fabrication represents the direct translation of computational design models into physically realized building components through numerically controlled manufacturing processes. The file-to-factory paradigm eliminates the interpretive gap between designer intent and fabricator execution. Every geometric decision encoded in the digital model propagates deterministically into machine instructions, material removal paths, or deposition trajectories.

The core promise: what you model is what you build, with quantifiable tolerances at every stage.

Mass Customization vs. Mass Production

Traditional construction relies on mass production: standardized components (bricks, studs, sheets) assembled according to standardized details. This constrains architectural expression to rectangular grids and repetitive modules.

Mass customization inverts this constraint. When every component is cut by a CNC machine reading unique coordinates, the cost difference between 500 identical panels and 500 unique panels approaches zero. The machine does not care whether the next cut is the same as the last. The marginal cost of geometric variation is essentially the marginal cost of generating the fabrication data, not executing it.

Key economic thresholds:

  • Laser cutting: Customization is virtually free. Nesting efficiency matters more than geometric repetition.
  • CNC milling: Customization adds modest cost through increased setup and tool-change frequency.
  • Robotic fabrication: Customization cost depends on end-effector changes and calibration overhead.
  • Additive manufacturing: Customization is inherently free. Build time is the primary cost driver.
  • Formwork: Customization is expensive for conventional formwork, cheap for CNC-milled or 3D-printed formwork.

The Design-to-Fabrication Pipeline

The digital chain from design to built reality proceeds through distinct data transformations:

  1. Design Model — Parametric geometry in Rhino/Grasshopper, Revit, or other BIM/CAD environment. Geometry is resolution-independent (NURBS, BReps).
  2. Fabrication Model — Geometry decomposed into manufacturable components with material assignments, joint definitions, tolerances, and assembly sequences. This is the critical translation step.
  3. Fabrication Data — Machine-specific geometry: toolpaths (CNC), robot targets (robotic), slice contours (AM), cut lines (laser). Formats: G-code, RAPID, KRL, URScript, DXF, CLI, 3MF.
  4. Machine Code — Post-processed instructions for a specific machine controller. Includes feed rates, spindle speeds, tool changes, safety interlocks.
  5. Physical Component — Material transformed by machine. Subject to fabrication tolerances.
  6. Assembly — Components joined on-site or in factory. Subject to assembly tolerances.

Read the full file on GitHub · 893 lines

Files

What ships with it

4 files beside SKILL.md in the same directory: the scripts, references and assets a skill reads on demand. Not counted in the per-session cost; read them before you install if any of them is executable.

Changes

What this file has done since we first saw it

Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.

  1. 13d ago First seen · 893 lines · 35 tokens per session scan A 159bfd1db68a

Subscribe to this mod's changes

digital-fabrication is a skill published in the GitHub repository Abhinavbwj/Claude-skills-for-Computational-Designers (212 stars, last pushed 5mo ago), licensed MIT. It adds 35 tokens to every session and 13,348 once invoked, about $0.0002 per session on Opus 5. A static security scan graded it A with 0 findings. No closer match exists in the catalogue, so it is treated as the original; first seen 2026-08-30.

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