io.github.MALeitch/live-chemdraw-mcp

pywin32

Connects AI assistants to a live ChemDraw window on Windows via COM automation.

1 10 tools GitHub PyPI

No known CVEs

MIT license

Maintained

Last commit 57d ago

Works with most clients

Transport: stdio, sse

10 tools · ~289 tok

Grade A · 0.1% of 200K ctx

MCPpedia last refreshed this data 1d ago

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io.github.MALeitch/live-chemdraw-mcp is an MCP server that connects AI assistants to a live ChemDraw window on Windows via COM automation. Its tool list has not been published yet over stdio and sse, requires no API key, and scores 82/100 on MCPpedia's security, maintenance and efficiency rubric.

AI / ML

Step 1

Install in your client

Config is the same across clients - only the file and path differ.

Supported in Claude Desktopstdio, sse · Node 18+

Paste into ~/Library/Application Support/Claude/claude_desktop_config.json

{
  "mcpServers": {
    "io-github-maleitch-live-chemdraw-mcp": {
      "args": [
        "pywin32"
      ],
      "command": "uvx"
    }
  }
}

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[![MCPpedia Score](https://mcppedia.org/api/badge/io-github-maleitch-live-chemdraw-mcp)](https://mcppedia.org/s/io-github-maleitch-live-chemdraw-mcp)

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What io.github.MALeitch/live-chemdraw-mcp does

Connects AI assistants to a live ChemDraw window on Windows via COM automation.

Test This Server

Run this in your terminal to verify the server starts. Then let us know if it worked - your result helps other developers.

uvx 'pywin32' 2>&1 | head -1 && echo "✓ Server started successfully"

After testing, let us know if it worked:

Scored, not listed

Why this score

Five weighted categories - click any category to see the underlying evidence.

Score breakdown

82/100across 5 weighted dimensions

How we score →

0255075100

−18

Security

Maintenance

Efficiency

Documentation

Compatibility

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Security

OSV.dev

1 fixed

CVE-2021-32559info · fixed

PYSEC-2021-112

An integer overflow exists in pywin32 prior to version b301 when adding an access control entry (ACE) to an access control list (ACL) that would cause the size to be greater than 65535 bytes. An attacker who successfully exploited this vulnerability could crash the vulnerable process.

Affected: >= 0Fixed in 301source →

Inventory

Tools (10)

Click any tool to inspect its schema.

~289 tokens total

Community

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How easy was setup?Did it work reliably?How was the documentation?

Frequently Asked Questions

Is io.github.MALeitch/live-chemdraw-mcp safe to use?: io.github.MALeitch/live-chemdraw-mcp has no known CVEs as of the latest MCPpedia security scan. Authentication requirements were not detected automatically - check the project's documentation before connecting in a shared environment. Licensed under MIT.
How do I install io.github.MALeitch/live-chemdraw-mcp?: io.github.MALeitch/live-chemdraw-mcp supports copy-paste install configs on its MCPpedia page for Claude Desktop, Cursor, and Claude Code. Scroll to the Quick Install section and select your client.
What can io.github.MALeitch/live-chemdraw-mcp do?: io.github.MALeitch/live-chemdraw-mcp provides 10 tools: chemdraw_contract_group, chemdraw_make_arrow, chemdraw_make_symbol, chemdraw_make_bracket, chemdraw_make_tlc_plate and 5 more. See the full tools list on the server page for descriptions and parameters.
What AI clients work with io.github.MALeitch/live-chemdraw-mcp?: io.github.MALeitch/live-chemdraw-mcp is compatible with claude-desktop, cursor, claude-code. It uses stdio and sse transport.
Is io.github.MALeitch/live-chemdraw-mcp actively maintained?: io.github.MALeitch/live-chemdraw-mcp is recently maintained - last commit was 57 days ago. It has 1 GitHub stars.

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Community

Discussion

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Has anyone used this with Cursor?How do you handle auth?Any alternatives?

Frequently Asked Questions

Is io.github.MALeitch/live-chemdraw-mcp safe to use?

io.github.MALeitch/live-chemdraw-mcp has no known CVEs as of the latest MCPpedia security scan. Authentication requirements were not detected automatically - check the project's documentation before connecting in a shared environment. Licensed under MIT.

How do I install io.github.MALeitch/live-chemdraw-mcp?

io.github.MALeitch/live-chemdraw-mcp supports copy-paste install configs on its MCPpedia page for Claude Desktop, Cursor, and Claude Code. Scroll to the Quick Install section and select your client.

What can io.github.MALeitch/live-chemdraw-mcp do?

io.github.MALeitch/live-chemdraw-mcp provides 10 tools: chemdraw_contract_group, chemdraw_make_arrow, chemdraw_make_symbol, chemdraw_make_bracket, chemdraw_make_tlc_plate and 5 more. See the full tools list on the server page for descriptions and parameters.

What AI clients work with io.github.MALeitch/live-chemdraw-mcp?

io.github.MALeitch/live-chemdraw-mcp is compatible with claude-desktop, cursor, claude-code. It uses stdio and sse transport.

Is io.github.MALeitch/live-chemdraw-mcp actively maintained?

io.github.MALeitch/live-chemdraw-mcp is recently maintained - last commit was 57 days ago. It has 1 GitHub stars.