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realm/jazzy

Jazzy is a documentation generator for Swift and Objective-C projects that produces interactive, searchable HTML documentation. It supports multiple visual themes, integrates with various source control platforms, and handles complex code structures like Swift extensions and deprecation notices. The system is designed for maintainability, featuring a modular architecture and comprehensive test coverage.

63.4

Adequate · 2 August 2026

5.1k

lines of production code

Ruby

with JavaScript

2

bus factor · 70 authors in all

3

measurements over time

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How it got here

2014 · Modular architecture and tooling initialization

This period focused on restructuring the Jazzy codebase into modular components, replacing the monolithic lib/jazzy.rb with distinct classes for documentation generation and source declarations. The project also established a formalized development workflow, including a Rakefile, CI standards, and an integration test suite, while updating dependencies and removing legacy assets.

11 changes

2015 · Apple and Fullwidth theme overhauls

This period focused on a comprehensive redesign of the Apple and Fullwidth documentation themes, introducing client-side search, KaTeX math rendering, and improved navigation. The work also included modernizing the test suite with pre-flight setup and updating dependencies.

7 changes

2016–2020 · Jony theme and Swift 5.9+ support

This period focused on introducing the new Jony documentation theme, including its templates, styles, and interactive JavaScript features. It also added support for Swift 5.9+ symbolgraph extensions and constraints, alongside enabling GitLab and Bitbucket source hosting.

6 changes

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About this page

  • The description of this project is derived from its own commit history, not from its README.
  • The score is its highest published measurement, taken on 2 August 2026 at a pinned commit. It is not a live figure and does not change until the project is measured again.
  • Measured at commit b3ee13dd05 — the exact code this score is about.
  • Scored under rubric rubric-2026.08.18. Score the same commit under that rubric and you get the same number.
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