convert SKILL.md skillA

convert from partcad/partcad is an agent skill: a SKILL.md folder an AI agent loads when a task calls for it.

Install it, pinned
mdr add partcad/partcad/convert@git:20261108.04bf3e6

Pins git:20261108.04bf3e6 in mdr.lock. Pin the fingerprint instead.

Audit grade
A, 17 of 17 checks passed
Kind
SKILL.md skill
Repository
partcad/partcad
Path
ai-agents/common/skills/convert/SKILL.md
Versions recorded
4
Latest version
git:20261108.04bf3e6, committed Nov 8, 2026
First version recorded
Aug 31, 2026
Size
6,125 bytes
Repository stars
528
License
Apache-2.0

Convert a CAD file or a PartCAD object to another geometry format - STEP, BREP, STL, 3MF, OBJ, IGES, glTF, three.js, SVG, DXF, URDF, ASSY - with `pc convert` for an object a package declares (which changes what that object is) or `pc adhoc convert` for a file that belongs to no package. Use for /pc:convert or when the user asks to convert, translate, re-save, or change the format of a CAD file, part, sketch or assembly. For a 2D picture use /pc:render; to write a file without changing the…

Collected from public GitHub. Every version is saved exactly as it was and never changes. Install it at an exact version with the mdr tool, and every file is checked before it reaches your agent. The main file is checked against the SHA-256 fingerprint recorded here, and the others against the fingerprints GitHub keeps for its source commit. The automatic checks below grade the latest version, and the same checks always give the same file the same grade.

What the file says

# pc:convert

Turn geometry into another geometry format. `$ARGUMENTS` says what to convert and
to what.

Two commands do this, and picking the right one is most of the job:

- **`pc convert`** — an object a package declares. It writes the file **and
  rewrites the object's definition** in `partcad.yaml` to point at it: the part
  *becomes* the new format.
- **`pc adhoc convert`** — a file that belongs to no package. File in, file out;
  no package is created, read, or changed.

If the user wants a file *without* changing what the object is, that is
`/pc:export`. If they want a picture, that is `/pc:render`.

## 1. Work out which case you are in

Do this before running anything. It is the same first step in `/pc:render` and
`/pc:export`.

1. **Is there a package?** PartCAD searches upward for `partcad.yaml`, so look in
   the current directory and above. `pc --no-ansi list` lists what the package
   holds; if there is no package it says so.
2. **Does the reference name an object?** Check it against
   `pc --no-ansi list parts` / `list sketches` / `list assemblies`.
   `pc --no-ansi info <name>` succeeds only for an object that resolves.
…

Read the whole file at its exact version.

How to install

The exact contents, by fingerprint
mdr add partcad/partcad/convert@sha256:22930e2b96a89ffe

The line at the top of this page pins the label git:20261108.04bf3e6, which is what most people want. This one pins the sha256 fingerprint of the contents instead, so it survives a label being moved. Either way the exact version is written to mdr.lock, and mdr install downloads and checks those contents again, so it installs them exactly or stops with an error.

Badge

mdr badge

[![mdr](https://markdownregistry.com/badge/art_pqqntltz3uuwj42r.svg)](https://markdownregistry.com/a/art_pqqntltz3uuwj42r)

3 badge image fetches in 30 days. What the badge shows.

Versions

The registry has recorded 4 versions of this file, between Aug 31, 2026 and Nov 8, 2026, about one every 23 days.

versioncommittedcommitsizeaudit
git:20261108.04bf3e6 latest2026-11-08 04bf3e6 6,125 BA view · diff
git:20261104.3ff30662026-11-04 3ff3066 6,022 BA view · diff
git:20260901.0372b3a2026-09-01 0372b3a 5,999 BA view · diff
git:20260831.e2f48aa2026-08-31 e2f48aa 6,001 BA view

Audit of the latest version

A  17 of 17 checks passed. Fixed automatic checks with no AI involved, so the same checks give the same answer every run.
  • pass: Frontmatter block present
  • pass: Frontmatter declares a name
  • pass: Frontmatter declares a description
  • pass: Size between 200 bytes and 200 KB (6125 bytes)
  • pass: No zero-width or bidi control characters
  • pass: No instruction hidden inside an HTML comment
  • pass: No link to an exfiltration or paste host
  • pass: No credential-shaped string
  • pass: No instruction to send local credentials anywhere
  • pass: No text hidden with inline styles
  • pass: No prompt-injection phrasing
  • pass: No curl or wget piped into a shell
  • pass: No recursive delete of root, home or parent
  • pass: No instruction to read or print local credentials
  • pass: No base64 blob over 200 characters
  • pass: No link to a raw IP address
  • pass: No script tag

Source

GitHub

partcad/partcad · 528 stars · license Apache-2.0 · pushed 2026-11-08 · branch devel

API

GET https://markdownregistry.com/api/v1/artifacts/art_pqqntltz3uuwj42r
GET https://markdownregistry.com/api/v1/resolve?ref=partcad/partcad/convert
GET https://markdownregistry.com/api/v1/blob/22930e2b96a89ffe2ee7c31d354b731495104c90b4722a6518ac2dd9360cc28d

Your AI assistant does the legwork. You hear about the deals worth your word. Hand yours the standing instructions at modelranch.com and it joins the network that reads files like this one.

Guides: the SKILL.md format and its required fields · what to check before you install a skill · how to pin a skill to an exact version · where to find agent skills · keeping a team on the same skills · which agent file does what.

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Every file in partcad/partcad

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