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OpenOCD Debugger

io.github.microhenrio/openocd-mcp ยท v0.4.5

Debug microcontrollers via OpenOCD: flash, breakpoints, memory, registers and variables.

Connect Runs on your machine

Terminal
claude mcp add openocd-mcp -e OPENOCD_BIN=<OPENOCD_BIN> -e OPENOCD_MCP_CONFIG=<OPENOCD_MCP_CONFIG> -e OPENOCD_MCP_READONLY=<OPENOCD_MCP_READONLY> -- uvx openocd-mcp==0.4.5
claude_desktop_config.json
{
  "mcpServers": {
    "openocd-mcp": {
      "command": "uvx",
      "args": [
        "openocd-mcp==0.4.5"
      ],
      "env": {
        "OPENOCD_BIN": "<OPENOCD_BIN>",
        "OPENOCD_MCP_CONFIG": "<OPENOCD_MCP_CONFIG>",
        "OPENOCD_MCP_READONLY": "<OPENOCD_MCP_READONLY>"
      }
    }
  }
}
~/.cursor/mcp.json
{
  "mcpServers": {
    "openocd-mcp": {
      "command": "uvx",
      "args": [
        "openocd-mcp==0.4.5"
      ],
      "env": {
        "OPENOCD_BIN": "<OPENOCD_BIN>",
        "OPENOCD_MCP_CONFIG": "<OPENOCD_MCP_CONFIG>",
        "OPENOCD_MCP_READONLY": "<OPENOCD_MCP_READONLY>"
      }
    }
  }
}
.vscode/mcp.json
{
  "servers": {
    "openocd-mcp": {
      "type": "stdio",
      "command": "uvx",
      "args": [
        "openocd-mcp==0.4.5"
      ],
      "env": {
        "OPENOCD_BIN": "<OPENOCD_BIN>",
        "OPENOCD_MCP_CONFIG": "<OPENOCD_MCP_CONFIG>",
        "OPENOCD_MCP_READONLY": "<OPENOCD_MCP_READONLY>"
      }
    }
  }
}

Replace the values in angle brackets with your own. Keys stay on your machine; we never see them.

Tools

This server runs locally, so its tools are listed by your MCP client once it starts.

Environment variables

NameDescription
OPENOCD_BIN
Optional
Path to OpenOCD binary; optional.
OPENOCD_MCP_CONFIG
Optional
Path to openocd-mcp.json config; optional.
OPENOCD_MCP_READONLY
Optional
Set to 1 to force read-only mode; optional.

Details

Package[email protected] (PYPI, stdio)
First published2 Jul 2026
Last updated2 Jul 2026
Registry nameio.github.microhenrio/openocd-mcp

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