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Metalsmith

Extremely simple pluggable static site generator

Blogging Platforms ★ 7.8k stars Medium setup MIT

Metalsmith is a static site generator that treats every site as a series of plugins manipulating files, making it suitable for blogs, project pages, and documentation. All functionality, including Markdown rendering and templating, is provided by plugins.

Official siteSource code

Key features

  • Everything is a plugin
  • Pipeline architecture
  • Markdown and templating plugins
  • Static output

Strengths

  • Released under the MIT license
  • Mature project with 7.8k GitHub stars
  • Written in JavaScript
  • Tiny footprint — runs in 128 MB RAM

Is Metalsmith secure?

OSV.dev has no published security advisories for Metalsmith's repository. No known vulnerabilities is not proof of security: it means none have been publicly catalogued.

Source: OSV.dev, checked 2026-10-14. How this is measured.

Metalsmith replaces

Self-hosted WordPress alternativesSelf-hosted Jekyll alternatives

Health badge

Maintain Metalsmith? Add its health score to your README. The badge links back to this page.

SelfHostIndex: 66 · good

Markdown
[![SelfHostIndex health score for Metalsmith](https://selfhostindex.com/badge/metalsmith.svg)](https://selfhostindex.com/app/metalsmith/)
HTML
<a href="https://selfhostindex.com/app/metalsmith/"><img src="https://selfhostindex.com/badge/metalsmith.svg" alt="SelfHostIndex health score for Metalsmith"></a>
reStructuredText
.. image:: https://selfhostindex.com/badge/metalsmith.svg
   :alt: SelfHostIndex health score for Metalsmith
   :target: https://selfhostindex.com/app/metalsmith/

The score is recomputed on every nightly rebuild from public repository data — see how it is calculated.

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