markitdown-converter SKILL.md skillA

markitdown-converter from jzkk720/cubecloud-skills-bundle-kit is an agent skill: a SKILL.md folder an AI agent loads when a task calls for it.

Install it, pinned
mdr add jzkk720/cubecloud-skills-bundle-kit/markitdown-converter@git:20260922.391e00a

Pins git:20260922.391e00a in mdr.lock. Pin the fingerprint instead.

Audit grade
A, 17 of 17 checks passed
Kind
SKILL.md skill
Repository
jzkk720/cubecloud-skills-bundle-kit
Path
upstream/markitdown-converter/SKILL.md
Versions recorded
1
Latest version
git:20260922.391e00a, committed Sep 22, 2026
Size
3,775 bytes
Repository stars
4
License
a license file GitHub does not identify

Create a new MarkItDown converter or plugin. Use when: adding a new file format converter, creating a plugin package, registering converters via entry points, or understanding the converter interface. Covers DocumentConverter subclass, accepts/convert pattern, plugin registration, pyproject.toml entry points, and priority system.

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

# MarkItDown Converter/Plugin Creation

## Quick Reference

### Converter Interface

```python
from markitdown import DocumentConverter, DocumentConverterResult, StreamInfo

class MyConverter(DocumentConverter):
    ACCEPTED_MIME_TYPE_PREFIXES = ["application/vnd.myformat"]
    ACCEPTED_FILE_EXTENSIONS = [".myf"]

    def accepts(self, file_stream: BinaryIO, stream_info: StreamInfo, **kwargs) -> bool:
        # Check extension first (exact match), then MIME type prefix
        # MUST NOT change stream position — seek back if you read
        extension = (stream_info.extension or "").lower()
        if extension in self.ACCEPTED_FILE_EXTENSIONS:
            return True
        mimetype = (stream_info.mimetype or "").lower()
        return any(mimetype.startswith(p) for p in self.ACCEPTED_MIME_TYPE_PREFIXES)

    def convert(self, file_stream: BinaryIO, stream_info: StreamInfo, **kwargs) -> DocumentConverterResult:
        # Read the stream and produce Markdown
        content = file_stream.read()
        markdown = self._do_conversion(content)
        return DocumentConverterResult(markdown=markdown)
```

### Plugin Package Structure

```
packages/markitdown-myplugin/
…

Read the whole file at its exact version.

How to install

The exact contents, by fingerprint
mdr add jzkk720/cubecloud-skills-bundle-kit/markitdown-converter@sha256:04cac45e940d041f

The line at the top of this page pins the label git:20260922.391e00a, 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_w76zrua7lyybr2r2.svg)](https://markdownregistry.com/a/art_w76zrua7lyybr2r2)

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

Versions

The registry has recorded 1 version of this file, committed on Sep 22, 2026.

versioncommittedcommitsizeaudit
git:20260922.391e00a latest2026-09-22 391e00a 3,775 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 (3775 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

jzkk720/cubecloud-skills-bundle-kit · 4 stars · license a license file GitHub does not identify · pushed 2026-11-02 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_w76zrua7lyybr2r2
GET https://markdownregistry.com/api/v1/resolve?ref=jzkk720/cubecloud-skills-bundle-kit/markitdown-converter
GET https://markdownregistry.com/api/v1/blob/04cac45e940d041fba2cd05802eb9568d085ad9b6057041dcb6e73665e1cff1b

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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