SERVER

Arc Skills

Rank #48,389

io.github.JoshElgar/arc-skills

100 systems and hardware engineering skills for requirements, interfaces, budgets and verification.

1 version

11 GitHub stars

by ArcHelps (3 servers)View repository ↗

Listed & last published

Oct 17, 2026

PURPOSE

What you can do with Arc Skills

Arc Skills is a Model Context Protocol (MCP) server published by ArcHelps. It ranks #48,389 of 154,470 active servers on MCP Toplist, and its repository has 11 GitHub stars. Arc Skills is listed on Official MCP, with 1 tracked version. It was first listed on Oct 17, 2026 and most recently updated on Oct 17, 2026.

Not verifiedMCP Toplist has not yet written a checked profile for this server, so the paragraph above is assembled from registry data only. The repository README is the authority on what it does.

CAPABILITIES AND LIMITATIONS

What Arc Skills can and cannot do

Not verifiedMCP Toplist has not catalogued this server's tools or limitations. The repository README lists them.

REQUIREMENTS

What you need before using Arc Skills

DeclaredAPI keyCredentials declared

The registry listing declares required configuration before first use — typically an API key, token or connection string set via environment variables.

Declared by the Official MCP Registry, last synced Oct 20, 2026. Not independently verified by MCP Toplist.

Declared in the registry install config

ARC_ENGINEERING_WORKSPACE · required

INSTALLATION AND FIRST TASK

Connect Arc Skills and confirm it works

Python package (PyPI)

claude mcp add arc-skills -e "ARC_ENGINEERING_WORKSPACE=<your ARC_ENGINEERING_WORKSPACE>" -- uvx --no-config --from arc-engineering-mcp==0.2.0 arc-engineering-mcp arc-engineering serve

Replace each placeholder with your own value before saving.

Python package (PyPI)

[mcp_servers.arc-skills]
command = "uvx"
args = ["--no-config", "--from", "arc-engineering-mcp==0.2.0", "arc-engineering-mcp", "arc-engineering", "serve"]

[mcp_servers.arc-skills.env]
ARC_ENGINEERING_WORKSPACE = "<your ARC_ENGINEERING_WORKSPACE>"

Add to ~/.codex/config.toml. Replace each placeholder with your own value before saving.

Python package (PyPI)

{
  "mcpServers": {
    "arc-skills": {
      "command": "uvx",
      "args": [
        "--no-config",
        "--from",
        "arc-engineering-mcp==0.2.0",
        "arc-engineering-mcp",
        "arc-engineering",
        "serve"
      ],
      "env": {
        "ARC_ENGINEERING_WORKSPACE": "<your ARC_ENGINEERING_WORKSPACE>"
      }
    }
  }
}

Add to claude_desktop_config.json (Settings → Developer → Edit Config). Replace each placeholder with your own value before saving.

Python package (PyPI)

{
  "mcpServers": {
    "arc-skills": {
      "command": "uvx",
      "args": [
        "--no-config",
        "--from",
        "arc-engineering-mcp==0.2.0",
        "arc-engineering-mcp",
        "arc-engineering",
        "serve"
      ],
      "env": {
        "ARC_ENGINEERING_WORKSPACE": "<your ARC_ENGINEERING_WORKSPACE>"
      }
    }
  }
}

Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (per project). Replace each placeholder with your own value before saving.

Python package (PyPI)

{
  "servers": {
    "arc-skills": {
      "type": "stdio",
      "command": "uvx",
      "args": [
        "--no-config",
        "--from",
        "arc-engineering-mcp==0.2.0",
        "arc-engineering-mcp",
        "arc-engineering",
        "serve"
      ],
      "env": {
        "ARC_ENGINEERING_WORKSPACE": "<your ARC_ENGINEERING_WORKSPACE>"
      }
    }
  }
}

Save as .vscode/mcp.json in your workspace. Replace each placeholder with your own value before saving.

Python package (PyPI)

{
  "mcpServers": {
    "arc-skills": {
      "command": "uvx",
      "args": [
        "--no-config",
        "--from",
        "arc-engineering-mcp==0.2.0",
        "arc-engineering-mcp",
        "arc-engineering",
        "serve"
      ],
      "env": {
        "ARC_ENGINEERING_WORKSPACE": "<your ARC_ENGINEERING_WORKSPACE>"
      }
    }
  }
}

Add to ~/.codeium/windsurf/mcp_config.json. Replace each placeholder with your own value before saving.

Python package (PyPI)

{
  "mcpServers": {
    "arc-skills": {
      "command": "uvx",
      "args": [
        "--no-config",
        "--from",
        "arc-engineering-mcp==0.2.0",
        "arc-engineering-mcp",
        "arc-engineering",
        "serve"
      ],
      "env": {
        "ARC_ENGINEERING_WORKSPACE": "<your ARC_ENGINEERING_WORKSPACE>"
      }
    }
  }
}

Replace each placeholder with your own value before saving.

First successful task

After adding the config, ask your client to list this server's tools. A tool list confirms the connection; an empty list or an error means the server did not start or needs credentials.

MAINTENANCE AND EVIDENCE

What changed, and when this was checked

First listed: Oct 17, 2026
Latest version published: Oct 17, 2026
Version history: 1 version tracked (below)
Requirements evidence: Declared by the Official MCP Registry, last synced Oct 20, 2026. Not independently verified by MCP Toplist.
Profile checked: Not yet — purpose, capabilities and requirements above come from registry data only
Ranking data as of: Oct 17, 2026

Registry sightings

Official MCP ↗listed since Oct 17, 2026 · still listed

Do you maintain Arc Skills? to correct or enrich this profile.

VERSIONS

Available versions (1)

Version	Published
0.2.0	Oct 17, 2026

STANDING

#48,389of 154,470 active serversTop 50%

Ranks ahead of 106,081 of 154,470 servers on MCP Toplist.

BADGE

Show your rank

Maintain this server? Add the live rank badge to your README — it updates automatically as the leaderboard changes.

Markdown

[![MCP Toplist](https://mcptoplist.com/badge/io.github.JoshElgar%2Farc-skills.svg)](https://mcptoplist.com/server/io.github.JoshElgar%2Farc-skills)

HTML

<a href="https://mcptoplist.com/server/io.github.JoshElgar%2Farc-skills"><img src="https://mcptoplist.com/badge/io.github.JoshElgar%2Farc-skills.svg" alt="MCP Toplist: Top 50% of 154,470" /></a>

Variants: append ?metric=score or ?metric=stars to the image URL.

FAQ

Frequently asked questions

Who maintains Arc Skills?: Arc Skills is maintained by ArcHelps, which publishes 3 MCP servers (2 total versions) tracked on MCP Toplist.
Is Arc Skills listed on the Official MCP Registry?: Yes — Arc Skills is listed on the Official MCP Registry.
How many versions does Arc Skills have?: MCP Toplist tracks 1 version of Arc Skills, most recently published on Oct 17, 2026.
Where can I find the source code for Arc Skills?: The source code for Arc Skills is hosted at github.com/ArcHelps/systems-engineering-skills.

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