Explore boosts
An unofficial, community-made collection of boosts for Zen Browser. Recolour, retype and tidy up the sites you use every day: find a look you like, then import it into Zen in under a minute.
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Github Neutral (default syntax)
Swaps GitHub's blue-tinted dark theme for neutral greys. Code keeps GitHub's own syntax colours. By Alexander Bays (@956MB). Imported from https://github.com/956MB/boosts under the MIT License.
- Custom CSS

Github Neutral (VSCode syntax)
Swaps GitHub's blue-tinted dark theme for neutral greys. Code is highlighted with VSCode's default dark theme colours. By Alexander Bays (@956MB). Imported from https://github.com/956MB/boosts under the MIT License.
- Custom CSS

Reddit Neutral
Neutral grey backgrounds and text for Reddit's dark theme. By Alexander Bays (@956MB). Imported from https://github.com/956MB/boosts under the MIT License.
- Custom CSS

Tangled Neutral
Neutral greys for Tangled's dark theme. By Alexander Bays (@956MB). Imported from https://github.com/956MB/boosts under the MIT License.
- Custom CSS

Claude Neutral (Darker)
Removes the green and yellow tint from claude.ai's light and dark themes: neutral greys only. Darker backgrounds than Claude Neutral. By Alexander Bays (@956MB). Imported from https://github.com/956MB/boosts under the MIT License.
- Custom CSS
Claude Neutral (Darkest, VSCode Syntax)
Removes the green and yellow tint from claude.ai's light and dark themes: neutral greys only. The darkest of the three versions. Also colours code blocks with VSCode's default dark syntax theme. The author notes that Claude has since changed how code tokens render, so some colours may be off. By Alexander Bays (@956MB). Imported from https://github.com/956MB/boosts under the MIT License.
- Custom CSS
Codeberg Gitea Neutral (VSCode Syntax)
Neutral greys for Codeberg's Gitea dark theme instead of its blue tint. Code is highlighted with VSCode's default dark theme colours. By Alexander Bays (@956MB). Imported from https://github.com/956MB/boosts under the MIT License.
- Custom CSS

Advent of Code (Green)
Deep green backgrounds and hover states for Advent of Code. By Alexander Bays (@956MB). Imported from https://github.com/956MB/boosts under the MIT License.
- Custom CSS
Claude Neutral (Darkest)
Removes the green and yellow tint from claude.ai's light and dark themes: neutral greys only. The darkest of the three versions. By Alexander Bays (@956MB). Imported from https://github.com/956MB/boosts under the MIT License.
- Custom CSS
Claude Neutral (Darker, VSCode Syntax)
Removes the green and yellow tint from claude.ai's light and dark themes: neutral greys only. Darker backgrounds than Claude Neutral. Also colours code blocks with VSCode's default dark syntax theme. The author notes that Claude has since changed how code tokens render, so some colours may be off. By Alexander Bays (@956MB). Imported from https://github.com/956MB/boosts under the MIT License.
- Custom CSS

Codeberg Gitea Neutral
Neutral greys for Codeberg's Gitea dark theme instead of its blue tint. By Alexander Bays (@956MB). Imported from https://github.com/956MB/boosts under the MIT License.
- Custom CSS
Codeberg Gitea Neutral Darker
Neutral greys for Codeberg's Gitea dark theme instead of its blue tint. Darker backgrounds than Codeberg Gitea Neutral. By Alexander Bays (@956MB). Imported from https://github.com/956MB/boosts under the MIT License.
- Custom CSS
Codeberg Gitea Neutral Darker (VSCode Syntax)
Neutral greys for Codeberg's Gitea dark theme instead of its blue tint. Darker backgrounds than Codeberg Gitea Neutral. Code is highlighted with VSCode's default dark theme colours. By Alexander Bays (@956MB). Imported from https://github.com/956MB/boosts under the MIT License.
- Custom CSS

Hugging Face Neutral
Turns Hugging Face's blue dark theme into neutral greys and whites. Icons and accent colours are left unchanged. Work in progress: a few small elements still have blue hover states. By Alexander Bays (@956MB). Imported from https://github.com/956MB/boosts under the MIT License.
- Custom CSS