Sphinx is a documentation generator designed for producing structured technical documentation, including software manuals, API references and developer guides. Originally created for Python’s official documentation, it has developed into a flexible publishing system used by projects across many programming languages.
Authors typically organise content into separate reStructuredText documents, which Sphinx combines into a coherent documentation project. Markdown can also be used through the MyST-Parser extension. A configuration file controls the document structure, extensions, output formats and visual presentation.
One of Sphinx’s major strengths is its ability to combine manually written explanations with automatically extracted programming interfaces. This allows developers to maintain narrative guides and API references within the same documentation system while benefiting from consistent navigation and cross-references.
This is free and open source software.
Key Features
- Generates HTML, ePub, LaTeX, manual pages, plain text and other documentation formats.
- The autodoc extension extracts API documentation from Python modules, classes, functions and docstrings.
- Language domains provide semantic references for Python, C, C++, JavaScript and other languages.
- Automatic cross-references link functions, classes, glossary terms, figures and other documented elements.
- Intersphinx enables references between independently generated documentation projects.
- Hierarchical document trees provide navigation links, contents pages and section relationships.
- Automatic general, module and domain-specific indices help readers locate relevant material.
- Pygments provides syntax highlighting for source-code examples.
- Extensible through themes, directives, roles, builders and Python extensions.
- Supports documentation testing, including execution of code examples through doctest.
- Cross-platform support – runs on Linux, macOS, and Windows.
Website: github.com/sphinx-doc/sphinx
Support:
Developer: Georg Brandl and Sphinx team
License: BSD 2-Clause ‘Simplified’ License
Sphinx is written in Python and JavaScript. Learn Python with our recommended free books and free tutorials. Learn JavaScript with our recommended free books and free tutorials.
Related Software
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|---|---|
| JSDoc | API documentation generator for JavaScript |
| Javadoc | Generate API documentation in HTML format |
| Sphinx | Create intelligent and beautiful documentation for Python projects |
| phpDocumentor | Complete documentation solution for PHP |
| Doxygen | Documentation system for C, C++, Java, Python and other languages |
| Docusaurus | Build, deploy and maintain documentation websites |
| mdBook | Create modern online books from Markdown files |
| YARD | Ruby documentation tool |
| Starlight | Documentation website framework |
| Docco | Literate-programming-style documentation generator |
| Natural Docs | Documentation generator that supports 21 different languages |
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| ROBODoc | Documentation tool similar to Javadoc |
Read our verdict in the software roundup.
| Python Static Site Generators | |
|---|---|
| MkDocs | Project documentation with Markdown. It's easy to use and extensible |
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| Blurry | Focused on page speed and SEO |
| Urubu | Micro content management system for static websites |
| Miyadaiku | Suitable for blogs, documentation, and other static publishing projects |
| incorporeal-cms | Lightweight static site generator for Markdown-based sites |
| blag | Blog-aware, static site generator which uses Markdown |
| wmk | Flexible and versatile static site generator |
| Pagegen | With reStructuredText or Markdown markup and Mako templates |
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| Aurora | Support for static and incremental builds |
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Read our verdict in the software roundup.
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