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MermaidPublisher🛡 No advisories

com.mermaidchart/mermaid-mcp

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0★ stars

0weekly installs

10 months agolast release

Provenancewhere it came from, and what was verified

✦

First-party publisher

Published by the owner of mermaidchart.com, who proved control of the domain through the official MCP registry.

Verified owner: mermaidchart.com ↗com.mermaidchart/mermaid-mcp

🛡 Permissions & trustwhat this server can touch before you run it

◆

Network access

Connects to a hosted remote endpoint.

About

MCP server for Mermaid diagram validation and rendering

Packages & transports

remotehttps://mcp.mermaidchart.com/mcpHTTP

remotehttps://mcp.mermaidchart.com/sseSSE

Metadata

Sourcegithub.com/Mermaid-Chart/mermaid-mcp ↗

Quality 53/100

how much you can lean on this server

Maintenance

14/45

Completeness

28/35

Reliability

11/20

Computed from the server's own data, not a hidden formula. This measures how much you can depend on it, not how popular it is. Stars are shown separately, on purpose. How it's scored →

Tool definition quality 88/100

how well its 25 tools describe themselves to an agent

▸validate_and_render_mermaid_diagram100A

Description

present and substantive

Param types

params declare a type

Param docs

params are described

Structure

required fields declared

▸get_diagram_title100A

Description

present and substantive

Param types

params declare a type

Param docs

params are described

Structure

required fields declared

▸get_diagram_summary100A

Description

present and substantive

Param types

params declare a type

Param docs

params are described

Structure

required fields declared

▸search_mermaid_icons100A

Description

present and substantive

Param types

params declare a type

Param docs

params are described

Structure

required fields declared

▸get_mermaid_syntax_document100A

Description

present and substantive

Param types

params declare a type

Param docs

params are described

Structure

required fields declared

▸list_tools100A

Description

present and substantive

Param types

no parameters

Param docs

no parameters

Structure

required fields declared

▸list_repos90A

Description

present and substantive

Param types

params declare a type

Param docs

params are described

Structure

required fields declared

▸list_mermaid_files100A

Description

present and substantive

Param types

params declare a type

Param docs

params are described

Structure

required fields declared

▸read_mermaid_file90A

Description

present and substantive

Param types

params declare a type

Param docs

params are described

Structure

required fields declared

▸create_pr92A

Description

present and substantive

Param types

params declare a type

Param docs

params are described

Structure

required fields declared

▸push_file91A

Description

present and substantive

Param types

params declare a type

Param docs

params are described

Structure

required fields declared

▸list_pulls79B

Description

present and substantive

Param types

params declare a type

Param docs

params are described

Structure

required fields declared

▸list_branches88A

Description

present and substantive

Param types

params declare a type

Param docs

params are described

Structure

required fields declared

▸list_issues83B

Description

present and substantive

Param types

params declare a type

Param docs

params are described

Structure

required fields declared

▸create_issue88A

Description

present and substantive

Param types

params declare a type

Param docs

params are described

Structure

required fields declared

▸get_issue_comments83B

Description

present and substantive

Param types

params declare a type

Param docs

params are described

Structure

required fields declared

▸get_pull_comments83B

Description

present and substantive

Param types

params declare a type

Param docs

params are described

Structure

required fields declared

▸generate_ticket_dependency_tree100A

Description

present and substantive

Param types

params declare a type

Param docs

params are described

Structure

required fields declared

▸generate_jira_kanban_board100A

Description

present and substantive

Param types

params declare a type

Param docs

params are described

Structure

required fields declared

▸generate_ticket_diagram100A

Description

present and substantive

Param types

params declare a type

Param docs

params are described

Structure

required fields declared

▸generate_ticket_timeline100A

Description

present and substantive

Param types

params declare a type

Param docs

params are described

Structure

required fields declared

▸get_notion_page_mermaid_diagrams100A

Description

present and substantive

Param types

params declare a type

Param docs

params are described

Structure

required fields declared

▸get_notion_mermaid_diagram_by_block_id100A

Description

present and substantive

Param types

params declare a type

Param docs

params are described

Structure

required fields declared

▸update_notion_mermaid_diagram100A

Description

present and substantive

Param types

params declare a type

Param docs

params are described

Structure

required fields declared

▸insert_notion_mermaid_diagram100A

Description

present and substantive

Param types

params declare a type

Param docs

params are described

Structure

required fields declared

Structural, not an LLM's opinion: each check is a fact about the tool's schema, so it's reproducible. One weak tool drags the score (60% average, 40% worst). How it's scored →

For the maintainer

Raise this grade

up to +47 on quality

Own this server? Here's exactly what to change, biggest wins first. Every number below is a fixed point value, so you can see what each edit is worth before you make it.

+31

Keep it activeMaintenance

Push to the repo or cut a release. Activity within the last 30 days earns the full 45.

Collect working reviewsReliability

With no reviews this sits at a neutral 11. Reviews reporting it works push it toward the full 20.

Declare a licenseCompleteness

Add an SPDX license (like MIT or Apache-2.0) to the repo so it's detected.

Tool definitions to fix first

list_pulls79/100

5 of 6 params have no description: `page`, `repo`, `owner`, `state`, +1 more. Describe each one.

list_issues83/100

7 of 10 params have no description: `page`, `repo`, `sort`, `owner`, +3 more. Describe each one.

get_issue_comments83/100

4 of 6 params have no description: `page`, `repo`, `owner`, `per_page`. Describe each one.

get_pull_comments83/100

4 of 6 params have no description: `page`, `repo`, `owner`, `per_page`. Describe each one.

Already earned (3) ▾

✓Describe what it does+11

✓Give an install path+11

✓Link the source+6

These are structural checks, so the fixes are exact. See the full formula →

Add a badge to your README

[![SocketCat](https://socketcat.com/badge/com.mermaidchart/mermaid-mcp)](https://socketcat.com/servers/com.mermaidchart/mermaid-mcp)

Shows your live quality grade and links back here. It updates itself as the grade changes.

Add to your client

Pick your client, copy, paste into its config. That's the whole setup.

~/.claude/claude_desktop_config.json

{
  "mcpServers": {
    "mermaid": {
      "command": "npx",
      "args": [
        "-y",
        "mermaid-mcp"
      ]
    }
  }
}

▶ Try itlive against mcp.mermaidchart.com

This server has a hosted endpoint, so we can connect and list its actual tools right here. Nothing runs on your machine.

Mermaid✦Publisher🛡 No advisories

Provenancewhere it came from, and what was verified

🛡 Permissions & trustwhat this server can touch before you run it

About

Packages & transports

Metadata

Raise this grade

Add a badge to your README

Reviews

▶ Try itlive against mcp.mermaidchart.com

MermaidPublisher🛡 No advisories