Nanoc

Nanoc is a Ruby-based static-site generator for developers who want to shape content and build workflows themselves. It is a strong fit for sites that benefit from flexible metadata and custom processing, but less suitable if you need a CMS or officially supported Windows development.

Overview

Nanoc turns source material such as Markdown and AsciiDoc into static HTML. You work from the command line, develop locally, and deploy the generated site when it is ready. Content is generally managed on the filesystem rather than in a CMS, though Nanoc can also draw on databases and web APIs.

Its free-form metadata lets a project treat pages as different kinds of content, from articles and chapters to recipes and reviews. That flexibility can support both a personal blog and a large corporate site, but it asks the site builder to define and maintain the structure. Nanoc has been developed since 2007 by Nanoc, headquartered in Berlin, and is licensed under MIT.

Key features

Content and templates

Nanoc accepts Markdown, AsciiDoc, and Textile, and supports eRuby, Haml, and Mustache templates. The range gives developers room to choose a markup and templating approach that suits a project; it is less compelling for teams looking for a managed, graphical content workflow.

Custom processing and data

Custom filters and helpers let developers extend content processing and template behavior. Nanoc can also pull data from databases and web APIs, which broadens its usefulness beyond filesystem content without turning it into a CMS.

Builds and deployment

Incremental builds avoid rebuilding everything after every change, while a local preview server supports development before publishing. Nanoc provides a deploy command and integrates with deployment mechanisms including Git, rsync, GitHub Pages, Bitbucket, GitLab Pages, and Netlify. Pre-deployment checks add a chance to catch issues before the generated site goes live. Multilingual support is useful for sites serving multiple language audiences.

Static output

Because the generated site does not contain dynamic content, Nanoc's site describes static sites as immune to most common attacks. That can appeal to publishers who want a static deployment model, though it does not replace sound operational security for the systems around a site.

Pricing

Nanoc is free: its sole Nanoc plan costs nothing and is provided free of charge as a passion project. There are no paid tiers described, so the cost advantage comes without a cheaper plan that trades away capabilities.

Platforms

Nanoc officially supports macOS and Linux; Windows is available with limitations but is not officially supported. It requires Ruby 3.1 or higher and the CRuby implementation for guaranteed support, so Ruby availability and familiarity are practical prerequisites. Installation uses RubyGems with gem install nanoc.

Who it's for

Nanoc suits developers who want to build a static site around their own content model, use varied markup and templates, and customize processing or deployment. Incremental builds and support for projects at different scales make it viable for more than small personal sites. Choose another approach if editors need a CMS, if your team depends on supported Windows tooling, or if maintaining a Ruby environment is undesirable.

Pros and cons

• Pros: Flexible metadata and custom filters and helpers accommodate site-specific content models and processing.
• Pros: Incremental builds, a local preview server, and deployment integrations support a complete local-to-published workflow.
• Pros: Free to use under the MIT license, with no paid tier required.
• Cons: Nanoc is not a CMS, so content is usually managed on the filesystem rather than through a content-management interface.
• Cons: Ruby 3.1 or newer and CRuby are required for guaranteed support, adding a runtime dependency.
• Cons: Windows support is limited and unofficial.

Alternatives

If Nanoc's Ruby requirement or Windows limitations are a concern, consider Eleventy, a free MIT-licensed static-site generator that supports Windows as well as Linux, macOS, and self-hosted use. Cecil is another free option with Linux, macOS, and Windows support; its EUPL-1.2 distribution is described without stated cost or usage limits.

Zola may appeal if a single executable is preferable; it is free and supports Linux, macOS, Windows, and self-hosted use. Hugo is also an open-source, free-to-use option for Windows, macOS, and Linux.

Gatsby is a free open-source framework with an always-free open-source plan; its separate Free plan is billed at $0 forever and has a 300 credit limit per month. Bridgetown and Metalsmith are other free options, with Metalsmith distributed under MIT/(L)GPL licenses. For a desktop option, Publii is free and supports Windows, macOS, and Linux.

Browse more choices in Static site generators.

Verdict

Choose Nanoc if you want a free, extensible static-site generator with a flexible content model, incremental builds, and deployment options suited to a developer-led workflow. Its Ruby dependency and unofficial Windows support are meaningful reasons to look elsewhere, especially for teams that need a CMS or dependable Windows support.