Preview
Installation
Install Stylus for either Firefox, Chrome or Opera or Cascadea for Safari and then install using one of these methods:
? Install the usercss which supports automatic updates and customization.
? Install GitHub-Dark Script which supports automatic updates and customization. Refer to its README.
? Install manually from GitHub with no customization, but useful for development. The style is in Mozilla format.
? Install via custom build with customization from configuration file. Refer to this wiki page.
Additional Userstyles
⚙️ GitHub Blog Dark
⚙️ GitHub Community Dark
⚙️ GitHub Compact Feed
⚙️ GitHub Commit Limit
⚙️ GitHub Code Wrap
⚙️ GitHub Dark Calendar Color Customizer
⚙️ GitHub Dark Diff Color Customizer
⚙️ GitHub Dark Element Borders
⚙️ GitHub Feed Icons
⚙️ GitHub FixedHeader
⚙️ GitHub Sticky Sidebar
⚙️ GitHub Tab Size
⚙️ GitHub Selected Tab Color
⚙️ Overlay Scrollbars
Supported GitHub Extensions
? Gitako
? GitHub Awesome Autocomplete
? GitHub Hovercard (set it to dark theme)
? GitHub Notifications Dropdown
? GitHub Polls
? Lovely forks
? npmhub
? OctoLinker
? Octotree
? Refined GitHub
? ZenHub
Available Syntax Highlighting Themes (Demo), Theme, GitHub, CodeMirror, Jupyter, ----------------------------, :-----------:, :------------:, :------------:, Ambiance, ✔️, ✔️, ❌, Base16 Ocean Dark, ❌, ✔️, ✔️, Chaos, ✔️, ❌, ❌, Clouds Midnight, ✔️, ❌, ❌, Cobalt, ✔️, ✔️, ❌, Dracula, ❌, ✔️, ✔️, GitHub Dark, ✔️, ❌, ✔️, Idle Fingers, ✔️, ❌, ✔️, Kr Theme, ✔️, ❌, ❌, Material, ?, ✔️, ❌, Merbivore, ✔️, ❌, ❌, Merbivore Soft, ✔️, ❌, ❌, Mono Industrial, ✔️, ❌, ❌, Mono Industrial Clear, ✔️, ❌, ❌, Monokai, ✔️, ✔️, ✔️, Monokai Spacegray Eighties, ✔️, ✔️, ✔️, Obsidian, ✔️, ❌, ✔️, One Dark, ✔️, ✔️, ❌, Pastel on Dark, ✔️, ✔️, ✔️, Railscasts, ✔️, ✔️, ✔️, Solarized Dark, ✔️, ✔️, ✔️, Terminal, ✔️, ❌, ❌, Tomorrow Night, ✔️, ❌, ✔️, Tomorrow Night Blue, ✔️, ❌, ✔️, Tomorrow Night Bright, ✔️, ✔️, ✔️, Tomorrow Night Eighties, ✔️, ✔️, ✔️, Twilight (default), ✔️, ✔️, ✔️, Vibrant Ink, ✔️, ✔️, ❌, - Support for Codemirror and Jupyter notebook syntax highlighting themes as listed above.
- Please provide a pull request if you have or want to create a missing theme, or help complete the theme(s) designated with a construction symbol (?).
Notes
- If you're using a custom domain for GitHub Enterprise, be sure to include it through a
@-moz-documentrule (Firefox) or add it to theApplies tosection in (Chrome).
Contributions
If you would like to contribute to this repository, please...
- ? Read the contribution guidelines.
Fork or 
download this repository.- ? Create a pull request!
Development
To develop, first install Node.js 12 or greater, then install dependencies via npm install after which you can use the various commands available:
npx grunt: The default grunt task builds a custom theme using a providedbuild.jsonfile. See the wiki for details.npm run build: Runs thegenerateandusercsstasks.npm run usercss: Build a Usercss style.npm run themes: Parse all theme files and combine them into minified styles in thethemesdirectory.npm run clean: Reformatgithub-dark.cssto conform the style guide.npm run lint: Run Stylelint ongithub-dark.css.npm run authors: Regenerate theAUTHORSfile based on git history.npm run imagemin: Minify all images present in theimagedirectory.npm run generate: Regenerate auto-generated CSS rules based on GitHub's stylesheet. Run this regularly.npm run patch: Increment the version on the patch version number, update headers and create a commit.npm run minor: Increment the version on the minor version number, update headers and create a commit.npm run major: Increment the version on the major version number, update headers and create a commit.npm run update: Update and install dependencies.
Thanks to all that have contributed so far!
And thanks for the shoutout on the JS Party podcast!