MCP Server for SimpleLocalize
SimpleLocalize is the developer-first translation management system.
This is a Model Context Protocol (MCP) server that provides tools for interacting with the SimpleLocalize API.
Features (Tools)
- Create translation key
- Update translations
- Get all translation keys
- Get translation key details
- Get tags
- Create tag
- Get languages
- Create languages
- Get translations
Feel free to add more tools by making a pull request or creating a feature request.
Installation
To use the MCP server, you'll need an API key. You can create and manage API keys in SimpleLocalize > Settings > Credentials:
To run the server in a client like Claude Desktop, Cursor or Windsurf, add the following to your MCP config:
{
"mcpServers": {
"simplelocalize": {
"type": "stdio",
"command": "npx",
"args": ["-y", "@simplelocalize/simplelocalize-mcp", "--api-key=SIMPLELOCALIZE_API_KEY"]
}
}
}
Replace SIMPLELOCALIZE_API_KEY with your API key
For detailed setup guides, see:
Development
-
Install dependencies:
pnpm install -
Build the server:
pnpm build -
Update client to use the local build:
{ "mcpServers": { "simplelocalize": { "command": "node", "args": ["path/to/simplelocalize-mcp-server/build/index.js"], "env": { "SIMPLELOCALIZE_API_KEY": "your_api_key", } } } }
Debugging
To debug the MCP server, you can use the MCP Inspector tool:
-
Run the server with the inspector:
pnpm inspector -
Open the provided URL in your browser to view and debug the MCP requests and responses.
-
Include the
--api-keyargument.