About
MCP server for Scala 3 (Dotty) compiler development
README
A Model Context Protocol (MCP) server for developping the Scala 3 compiler.
It provides one single tool:
scalac(files, options)which compiles one or more test files with the development compiler, and returns the outputs.
Installation
For Claude Code
# If running from within your Dotty project directory
claude mcp add dotty-mcp -- uvx dotty-mcp
License
MIT
Installing Dotty
This server has no published package — it is built from source. Open the repository and follow its README.
▸ github.com/linyxus/dotty-mcpFAQ
Is Dotty MCP free?
Yes, Dotty MCP is free — one-click install via Unyly at no cost.
Does Dotty need an API key?
No, Dotty runs without API keys or environment variables.
Is Dotty hosted or self-hosted?
Self-hosted: the server runs locally on your machine via the install command above.
How do I install Dotty in Claude Desktop, Claude Code or Cursor?
Open Dotty on unyly.org, pick your client tab (Claude Desktop, Claude Code, Cursor) and press Install — the config is generated automatically, no JSON editing.
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