Extend Lichess lists community-made styles and browser extensions for adding settings and features to Lichess.
Themes
PrettierLichess Themes collects community-made themes that customize the look of Lichess through a browser extension.

About Themes
PrettierLichess Themes is a community collection of JSON themes for PrettierLichess, a browser extension that customizes the look and feel of Lichess.org. Previews of the themes are listed in the repository wiki.
To use a theme, users install PrettierLichess, clone or download the theme repository, then use the extension's import JSON option to apply a selected file. New themes can be submitted by pull request.
Key features
- Collection of JSON files that change Lichess.org look and feel
- Import selected JSON file via PrettierLichess extension menu
- Preview themes in the repository wiki before downloading
- Accept community theme submissions via pull request
- Requires 16:9 screenshots in media folder for submissions
- Community-driven collection with previews in the wiki
- Documents steps to download and import JSON themes
- Accepts new theme submissions from contributors
- Requires separate PrettierLichess extension to function
- Requires cloning or downloading files before import
Themes at a glance
- Category
- Gaming › Tabletop & Board Games
- Type
- Open-source project
- Pricing
- Not confirmed. Check the site
- Platforms
- Browser extension
- Open source
- Not stated
- Language
- English
- Last checked
- Oct 5, 2026 · Online when checked
- Listed
- Oct 5, 2026
Themes alternatives
Tools and sites you could use instead, ranked by how closely they match.
Adjust Lichess’s interface with this Chrome extension, which changes its appearance and usability.
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Themes FAQ
How do I install and apply a theme?
Where can I see what the themes look like?
How do I add my own theme?
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