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Mcp Server Macos Defaults
What is Mcp Server Macos Defaults
mcp-server-macos-defaults is an MCP server designed for reading and writing macOS defaults (settings), facilitating interaction with the macOS system preferences.
Use cases
Use cases include automating the configuration of macOS applications, creating custom scripts for user settings management, and integrating macOS defaults handling into larger software systems.
How to use
To use mcp-server-macos-defaults, configure it in the Claude Desktop application by specifying the server command and arguments in the configuration file. Install it by syncing dependencies and building the package, then publish it to PyPI if needed.
Key features
Key features include tools for listing domains, finding specific settings, reading settings from a specified domain, and writing new settings to a domain.
Where to use
mcp-server-macos-defaults can be used in software development environments where macOS settings need to be accessed or modified programmatically, particularly in applications that require user preferences management.
Clients Supporting MCP
The following are the main client software that supports the Model Context Protocol. Click the link to visit the official website for more information.
Overview
What is Mcp Server Macos Defaults
mcp-server-macos-defaults is an MCP server designed for reading and writing macOS defaults (settings), facilitating interaction with the macOS system preferences.
Use cases
Use cases include automating the configuration of macOS applications, creating custom scripts for user settings management, and integrating macOS defaults handling into larger software systems.
How to use
To use mcp-server-macos-defaults, configure it in the Claude Desktop application by specifying the server command and arguments in the configuration file. Install it by syncing dependencies and building the package, then publish it to PyPI if needed.
Key features
Key features include tools for listing domains, finding specific settings, reading settings from a specified domain, and writing new settings to a domain.
Where to use
mcp-server-macos-defaults can be used in software development environments where macOS settings need to be accessed or modified programmatically, particularly in applications that require user preferences management.
Clients Supporting MCP
The following are the main client software that supports the Model Context Protocol. Click the link to visit the official website for more information.
Content
mcp-server-macos-defaults MCP server
MCP server for reading/writing macOS defaults (settings)
Components
Tools
list-domains:- equivalent to running
defaults domains
- equivalent to running
find:- equivalent to running
defaults find <word>
- equivalent to running
defaults-read:- equivalent to running
defaults read <domain> <key> - if
keyis not provided, the entire domain is read
- equivalent to running
defaults-write:- equivalent to running
defaults write <domain> <key> <value>
- equivalent to running
Quickstart
Install
Claude Desktop
On MacOS: ~/Library/Application\ Support/Claude/claude_desktop_config.json
On Windows: %APPDATA%/Claude/claude_desktop_config.json
Development/Unpublished Servers Configuration
``` "mcpServers": { "mcp-server-macos-defaults": { "command": "uv", "args": [ "--directory", "/path/to/mcp-server-macos-defaults", "run", "mcp-server-macos-defaults" ] } } ```Published Servers Configuration
``` "mcpServers": { "mcp-server-macos-defaults": { "command": "uvx", "args": [ "mcp-server-macos-defaults" ] } } ```Development
Building and Publishing
To prepare the package for distribution:
- Sync dependencies and update lockfile:
uv sync
- Build package distributions:
uv build
This will create source and wheel distributions in the dist/ directory.
- Publish to PyPI:
uv publish
Note: You’ll need to set PyPI credentials via environment variables or command flags:
- Token:
--tokenorUV_PUBLISH_TOKEN - Or username/password:
--username/UV_PUBLISH_USERNAMEand--password/UV_PUBLISH_PASSWORD
Debugging
Since MCP servers run over stdio, debugging can be challenging. For the best debugging
experience, we strongly recommend using the MCP Inspector.
You can launch the MCP Inspector via npm with this command:
npx @modelcontextprotocol/inspector uv --directory /path/to/mcp-server-macos-defaults run mcp-server-macos-defaults
Upon launching, the Inspector will display a URL that you can access in your browser to begin debugging.
Dev Tools Supporting MCP
The following are the main code editors that support the Model Context Protocol. Click the link to visit the official website for more information.










