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feat(markitdown): add markitdown plugin to marketplace - #83

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amondnet merged 6 commits into
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feat/add-markitdown-plugin
Mar 11, 2026
Merged

feat(markitdown): add markitdown plugin to marketplace#83
amondnet merged 6 commits into
mainfrom
feat/add-markitdown-plugin

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@amondnet

@amondnet amondnet commented Mar 11, 2026

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Summary

  • Add Microsoft's MarkItDown MCP server as a new plugin
  • Plugin uses uvx markitdown-mcp to convert documents (PDF, DOCX, PPTX, images, etc.) to Markdown
  • Adds entry to marketplace, release-please config, and README

Changes

  • plugins/markitdown/.claude-plugin/plugin.json — new plugin manifest
  • .claude-plugin/marketplace.json — new marketplace entry (category: tooling)
  • release-please-config.json — release tracking for the plugin
  • README.md — plugin documentation and install command

Install

/plugin install markitdown@pleaseai

Summary by cubic

Adds Microsoft's MarkItDown as a new markitdown MCP plugin to convert documents (PDF, DOCX, PPTX, images) to Markdown via uvx markitdown-mcp. Includes a SKILL and a PreToolUse hook that warns when Read targets Office files, plus marketplace entry, release tracking, README install command /plugin install markitdown@pleaseai, CLAUDE.md plugin validation commands, and updated usage to the uri argument with file://.

  • Bug Fixes

    • Switched SKILL examples from path to uri="file:///..." (supports http/https/file/data).
    • Updated hook message to show correct file:// syntax and emit JSON using jq -n for safety.
  • Dependencies

    • Updated bun.lock with minor bumps (e.g., @nuxt/devtools 3.2.3, @vue/devtools-* 8.0.7, fast-npm-meta 1.4.2, simple-git 3.33.0).

Written for commit 8a2cfd4. Summary will update on new commits.

Add Microsoft's MarkItDown MCP server as a plugin for converting
documents (PDF, DOCX, PPTX, images, etc.) to Markdown via `uvx markitdown-mcp`.
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claude-code-plugins Ready Ready Preview, Comment Mar 11, 2026 3:13am

Request Review

@gemini-code-assist

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Summary of Changes

Hello, I'm Gemini Code Assist1! I'm currently reviewing this pull request and will post my feedback shortly. In the meantime, here's a summary to help you and other reviewers quickly get up to speed!

This pull request integrates the MarkItDown plugin, a powerful tool for converting diverse document formats into Markdown, into the existing plugin ecosystem. This enhancement expands the platform's capabilities by providing users with a new utility for document processing and content transformation, making it easier to manage and utilize various file types within a Markdown-centric workflow.

Highlights

  • New Plugin Added: Introduced Microsoft's MarkItDown MCP server as a new plugin, enabling conversion of various document types (PDF, DOCX, PPTX, images) to Markdown.
  • Marketplace Integration: Added an entry for the MarkItDown plugin to the marketplace, categorizing it under 'tooling'.
  • Release Management: Configured release-please for the new MarkItDown plugin to manage its versioning and releases.
  • Documentation: Updated the main README.md file to include documentation and installation instructions for the MarkItDown plugin.
Changelog
  • .claude-plugin/marketplace.json
    • Added a new entry for the 'markitdown' plugin, including its description, category, keywords, and tags.
  • README.md
    • Inserted a new section detailing the MarkItDown plugin, its functionality, and installation command.
    • Appended '/plugin install markitdown@pleaseai' to the list of example plugin installations.
  • plugins/markitdown/.claude-plugin/plugin.json
    • Created a new plugin manifest file for MarkItDown, defining its name, version, description, author, homepage, repository, license, keywords, and MCP server configuration.
  • release-please-config.json
    • Added a new configuration block for 'plugins/markitdown' to enable simple release tracking and specify the path for version updates in its plugin.json.
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@gemini-code-assist gemini-code-assist Bot left a comment

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Code Review

This pull request adds the markitdown plugin to the marketplace. The changes are well-structured and correctly add the plugin manifest, marketplace entry, release configuration, and documentation. I have a couple of suggestions to improve the plugin's discoverability by making the keywords in plugin.json and marketplace.json more comprehensive and consistent with the plugin's description.

Note: Security Review has been skipped due to the limited scope of the PR.

Comment thread .claude-plugin/marketplace.json Outdated
Comment thread plugins/markitdown/.claude-plugin/plugin.json Outdated

@cubic-dev-ai cubic-dev-ai Bot left a comment

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1 issue found across 4 files

Prompt for AI agents (unresolved issues)

Check if these issues are valid — if so, understand the root cause of each and fix them. If appropriate, use sub-agents to investigate and fix each issue separately.


<file name="plugins/markitdown/.claude-plugin/plugin.json">

<violation number="1" location="plugins/markitdown/.claude-plugin/plugin.json:10">
P2: Remove the unsupported `repository` field from this plugin manifest.

(Based on your team's feedback about disallowing `repository` in plugin.json manifests.) [FEEDBACK_USED]</violation>
</file>

Reply with feedback, questions, or to request a fix. Tag @cubic-dev-ai to re-run a review.

Comment thread plugins/markitdown/.claude-plugin/plugin.json
…etection

- Add SKILL.md with trigger phrases for document conversion use cases
- Add PreToolUse hook that warns when Read is used on .docx/.pptx/.xlsx files
- Add check-binary-doc.sh shell script for fast extension-based detection
- Add 'images' keyword to marketplace.json entry for better discoverability
- Add 'pptx' and 'images' keywords to plugin.json to match description

@cubic-dev-ai cubic-dev-ai Bot left a comment

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2 issues found across 3 files (changes from recent commits).

Prompt for AI agents (unresolved issues)

Check if these issues are valid — if so, understand the root cause of each and fix them. If appropriate, use sub-agents to investigate and fix each issue separately.


<file name="plugins/markitdown/skills/markitdown/SKILL.md">

<violation number="1" location="plugins/markitdown/skills/markitdown/SKILL.md:53">
P1: The example uses a non-standard `path` argument for `convert_to_markdown`; this tool expects a `uri` argument (typically a `file://` URI).</violation>
</file>

<file name="plugins/markitdown/hooks/check-binary-doc.sh">

<violation number="1" location="plugins/markitdown/hooks/check-binary-doc.sh:11">
P2: Build the JSON response with proper escaping. Interpolating the user-derived extension into a raw here-doc can emit invalid JSON if the file path contains quotes/backslashes/newlines.</violation>
</file>

Reply with feedback, questions, or to request a fix. Tag @cubic-dev-ai to re-run a review.

Comment thread plugins/markitdown/skills/markitdown/SKILL.md Outdated
Comment thread plugins/markitdown/hooks/check-binary-doc.sh Outdated
…arkdown

- Fix SKILL.md examples to use uri="file:///path" instead of path= argument
- The markitdown-mcp tool accepts uri (http/https/file/data), not path
- Use jq -n for safe JSON output in check-binary-doc.sh
- Update hook additionalContext to show correct file:// URI syntax
@amondnet
amondnet merged commit 32767b6 into main Mar 11, 2026
7 checks passed
@amondnet
amondnet deleted the feat/add-markitdown-plugin branch March 11, 2026 03:15
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