Severity1 Marketplace — Development skill for Claude Code

Severity1 Claude Code Marketplace

A marketplace for Claude Code plugins by severity1.

What is This?

This marketplace provides a curated collection of Claude Code plugins that extend Claude Code's functionality with custom commands, agents, hooks, and integrations.

Installation

To add this marketplace to your Claude Code installation:

claude plugin marketplace add severity1/severity1-marketplace

Migrating from claude-code-marketplace

If you previously installed this marketplace under the old name:

Step 1: Uninstall plugins from the old marketplace

# List plugins installed from the old marketplace
claude plugin list

# Uninstall each plugin (example)
claude plugin uninstall prompt-improver
claude plugin uninstall auto-memory

Step 2: Remove the old marketplace and add the new one

# Remove the old marketplace
claude plugin marketplace remove severity1/claude-code-marketplace

# Add the new marketplace
claude plugin marketplace add severity1/severity1-marketplace

Step 3: Reinstall your plugins

# Install plugins from the new marketplace
claude plugin install prompt-improver
claude plugin install auto-memory

Available Plugins

claude-code-prompt-improver

Enriches vague prompts with research-based clarifying questions before Claude Code executes them.

• Repository: severity1/claude-code-prompt-improver

Contributing Plugins

To add a plugin to this marketplace:

1. Prepare Your Plugin

Ensure your plugin is hosted on GitHub with a valid plugin structure. Your plugin should include:

• A .claude-plugin/plugin.json manifest file (if using strict mode)
• Plugin components (commands, agents, hooks, or MCP servers)
• A README.md with usage instructions

2. Add Plugin Entry

Edit `.claude-plugin/marketplace.json` and add your plugin to the `plugins` array:

{
  "name": "prompt-improver",
  "source": {