crates-io

A plugin that fetches crate information and latest versions from crates.io.

What it does

Provides two main functionalities:

1. crates_io_latest_version: Fetches the latest version of multiple crates
2. crates_io_crate_info: Fetches detailed information about multiple crates including description, downloads, repository, documentation, etc.

Usage

Call with:

{
  "plugins": [
    {
      "name": "crates-io",
      "path": "oci://ghcr.io/hyper-mcp-rs/crates-io-plugin:latest",
      "runtime_config": {
        "allowed_hosts": ["crates.io"]
      }
    }
  ]
}

Example Usage

1. Get latest version of multiple crates:

{
  "name": "crates_io_latest_version",
  "params": {
    "crate_names": "serde,tokio,clap"
  }
}

2. Get detailed information about multiple crates:

{
  "name": "crates_io_crate_info",
  "params": {
    "crate_names": "serde,tokio,clap"
  }
}

Returns:

• For crates_io_latest_version: A JSON object mapping crate names to their latest version numbers
• For crates_io_crate_info: An array of JSON objects containing detailed crate information for each crate, including:
  • Name
  • Description
  • Latest version
  • Download count
  • Repository URL
  • Documentation URL
  • Homepage URL
  • Keywords
  • Categories
  • License
  • Creation and update timestamps