# EmDash CMS Marketplace > The community marketplace for EmDash CMS plugins and themes. Free to install, free to publish, MIT licensed. Every release passes a fail-closed security audit before shipping. ## Featured Plugins - [SerpDelta](https://emdashcms.org/plugins/serpdelta): See which pages are climbing or dropping in Google — right in your EmDash admin. - [Form Mailer](https://emdashcms.org/plugins/form-mailer): Reliable contact and lead-form email delivery for EmDash with spam protection and provider-based sending. - [EmDash Rating](https://emdashcms.org/plugins/emdash-rating): Add star ratings to your posts and pages. Let visitors rate content with a beautiful 1–5 star widget. ## Start Here - [Start with EmDash](https://emdashcms.org/start): get the CMS, connect the marketplace, install extensions, publish work, and join the community - [About emdashcms.org](https://emdashcms.org/about): what this ecosystem site is, how it differs from the core CMS, and where support, policy, and security reports live - [Roadmap](https://emdashcms.org/roadmap): what exists now, what improves next, and what the project will not claim before it is real - [Learn](https://emdashcms.org/learn): plain-English guides to EmDash CMS, plugins, manifests, and capabilities - [Developer resources](https://emdashcms.org/developers): OpenAPI, MCP, feeds, badges, and extension references - [Install guide](https://emdashcms.org/guide): how site owners install marketplace plugins - [Support](https://emdashcms.org/support): install help, plugin-specific support routes, publisher help, status, reports, and project issues - [Community](https://emdashcms.org/community): ways to publish, test, document, review, moderate, and build ## API - [Marketplace API](https://emdashcms.org/api/v1/plugins): public read endpoint matching the MarketplaceClient contract - [Contributor guide](https://emdashcms.org/docs/contributors): how to publish a plugin