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Compare MCP servers

Compare scores, permissions, risks, and fit in one decision-focused table.

DimensionFreeCAD MCP ServerControl FreeCAD from Claude Desktop via this MCP server.GitHub MCP ServerGitHub's official MCP server for managing repos, issues, PRs, and workflows via natural language
FMRS59 / 100 · C76 / 100 · B
Reliability8 / 2013 / 20
Security and permissions12 / 2014 / 20
Maintenance14 / 2018 / 20
Documentation13 / 2017 / 20
Setup experience12 / 2014 / 20
Best for
  • Designers and engineers who want to interact with FreeCAD via Claude Desktop
  • Developers and hobbyists looking to automate CAD workflows
  • Teams that want an AI assistant to directly operate on GitHub repos and collaboration workflows
  • Users already in the GitHub Copilot ecosystem who want a zero-deployment remote option
Not for
  • Teams requiring real-time collaboration
  • Environments that demand absolute control over CAD precision
  • Users who prefer not to install a FreeCAD plugin
  • Scenarios where you don't want the assistant to have write access to repos (enable only read-only toolsets)
  • Environments with strict network isolation for private repos that can't reach the official remote endpoint
Required permissions
  • Requires running FreeCAD and the RPC server locally or remotely
  • Needs file system access to read/write FreeCAD documents and plugins
  • Allows executing arbitrary Python code, so use with caution
  • A personal access token (PAT) or OAuth App token; effective scope depends on the token's own permissions
  • Enabling toolsets like actions/issues/pull_requests grants write access — request tokens on a least-privilege basis
Risks and side effects
  • Malicious prompts could lead to arbitrary code execution, posing security risks
  • Remote connections may expose unauthorized access; configure allowed IPs or CIDR subnets
  • Tools may produce many screenshots, increasing bandwidth and storage usage
  • Write toolsets (creating/merging PRs, triggering workflows) can cause accidental changes if the token is overscoped — try a read-only toolset first
  • In hosted mode, credentials travel via the Authorization header — make sure the client-to-api.githubcopilot.com connection is trusted
Supported clientsClaude DesktopClaude Desktop, Claude Code, VS Code, Cursor, Windsurf, JetBrains IDEs, Zed, Amp
Tools1115