GitHub - agentic-utils/claude-plugins: Custom Claude Code plugin marketplace with LSP servers (ty, Svelte)

1 min read Original article ↗

agentic-utils Claude Plugins

Custom Claude Code plugin marketplace with additional LSP servers.

Available Plugins

Plugin Description Requirements
ty-lsp Python type checking via ty uv
svelte-lsp Svelte language server Node.js

LSP servers are auto-installed on first use via uvx/npx.

Installation

Add the marketplace to Claude Code:

/plugin marketplace add https://github.com/agentic-utils/claude-plugins

Install plugins:

/plugin install ty-lsp@agentic-utils
/plugin install svelte-lsp@agentic-utils

Restart Claude Code after installation.

Local Development

For local development, add to ~/.claude/settings.json:

{
  "extraKnownMarketplaces": {
    "agentic-utils": {
      "source": {
        "source": "directory",
        "path": "/path/to/claude-plugins"
      }
    }
  }
}

Testing

See individual plugin READMEs for testing instructions. After installing a plugin, restart Claude Code to start the LSP server. Diagnostics appear in system reminders after tool use.