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SaeronLab

eda-mcp

by SaeronLab
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eda-mcp

MCP server for EDA (Electronic Design Automation) tools. Currently supports KiCad 9.x with 39 tools covering the full PCB design workflow.

Requirements

Related MCP server: KiCad MCP Server

Installation

git clone https://github.com/SaeronLab/eda-mcp.git
cd eda-mcp
uv sync

Claude Code Configuration

Add to your .mcp.json:

{
  "mcpServers": {
    "eda-mcp": {
      "type": "stdio",
      "command": "uv",
      "args": ["--directory", "/path/to/eda-mcp", "run", "eda-mcp"]
    }
  }
}

Tools

Core (6)

Tool

Description

kicad.get_session_state

Current session state and capabilities

kicad.create_project

Create a new KiCad project

kicad.open_project

Open an existing project

kicad.list_projects

Find projects in a directory

kicad.save_project

Save all project files

kicad.help

Workflow and tool documentation

Schematic (13)

Tool

Description

kicad.add_component

Add a symbol to the schematic

kicad.add_power_symbol

Add VCC, GND, +3V3, etc.

kicad.set_value

Set component value (10k, 100nF)

kicad.set_reference

Change reference designator

kicad.set_component_field

Set custom fields (MPN, supplier)

kicad.delete_component

Remove a component

kicad.move_component

Reposition a component

kicad.add_wire

Connect two points with a wire

kicad.add_net_label

Add a named net label

kicad.add_global_label

Add a cross-sheet label

kicad.add_no_connect

Mark unused pins

kicad.annotate_schematic

Auto-assign reference designators

kicad.list_components

List all components with details

PCB (10)

Tool

Description

kicad.create_board_outline

Draw the PCB boundary

kicad.set_design_rules

Set min trace/clearance/drill

kicad.create_net_class

Create net class with specific rules

kicad.route_trace

Route a copper trace

kicad.place_via

Place a via

kicad.fill_zones

Fill copper zones

kicad.add_text

Add silkscreen text

kicad.add_line

Add lines/shapes to layers

kicad.design_summary

Board statistics and sanity check

kicad.list_footprints

List all footprints on the PCB

Export (7)

Tool

Description

kicad.export_netlist

Export netlist from schematic

kicad.export_gerbers

Export Gerber manufacturing files (DRC-gated)

kicad.export_bom

Export Bill of Materials

kicad.export_pdf

Export schematic/PCB to PDF

kicad.export_svg

Export schematic/PCB to SVG

kicad.run_drc

Design Rules Check

kicad.run_erc

Electrical Rules Check

Library (3)

Tool

Description

kicad.search_symbols

Search component symbols

kicad.search_footprints

Search PCB footprints

kicad.get_symbol_info

Get symbol pins and properties

Architecture

src/eda_mcp/
├── server.py              # FastMCP server, tool registration
├── session.py             # Session state management
├── common/
│   ├── types.py           # ToolResponse, Position
│   └── errors.py          # Error hierarchy
└── plugins/
    └── kicad/
        ├── discovery.py   # KiCad path detection
        ├── guardrails.py  # Pre-export safety checks
        ├── worker.py      # Async pcbnew worker manager
        ├── worker_process.py  # Persistent pcbnew subprocess
        ├── sexp/
        │   ├── parser.py  # S-expression parser
        │   └── writer.py  # S-expression writer
        └── tools/
            ├── schematic.py  # Schematic manipulation via sexp
            ├── cli.py        # kicad-cli exports (Gerber, PDF, DRC)
            └── library.py    # Symbol/footprint search

Three integration paths:

  • S-expression parser/writer — Direct manipulation of .kicad_sch files with round-trip fidelity

  • Persistent pcbnew worker — JSON-RPC subprocess using KiCad's Python API for PCB operations

  • kicad-cli — Subprocess calls for exports, DRC, and ERC

Development

uv run pytest tests/ -v          # Run all tests
uv run ruff check src/ tests/    # Lint
uv run pyright src/              # Type check

License

MIT

Install Server
A
license - permissive license
A
quality
D
maintenance

How are these scores calculated?

Maintenance

–Maintainers
–Response time
–Release cycle
–Releases (12mo)
Commit activity

Resources

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Tools

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