No malware found
In code review (v0.3.4)
Our reviewer read version 0.3.4 — the most recent version we have reviewed — and found no malicious behaviour. The version shown here has not been individually reviewed yet.
What our analysis found
YouTube Dark Theme, used by 60,000 people, showed no malicious code in Extension Auditor's review. It comes from a trusted publisher and was last updated in December 2022.
The extension legitimately uses the cookies permission to set YouTube's PREF cookie for dark mode toggling; no data is exfiltrated. All outbound navigation goes to the publisher's own domain () which is consistent with the privacy policy and extension purpose. The content script injection is restricted to YouTube and only applies user‑configured CSS. The optional 'Explore more' section loads local data and links to the publisher's other extensions, which is a first-party cross‑promotion. While the published manifest summary shows manifest_version 3 versus the bundled manifest_version 2, this mismatch is administrative and does not introduce malicious behaviour.
YouTube Dark Theme
ID: icgoeaddhagkbjnnigiblfebijeinfme
Supported Languages
Extension Info & Metadata
Publisher Contextual Analysis
- Author
- MeryDevView Profile
- Privacy
- Privacy Policy
- Help
- Help Center
- MX records exist
- Yes
- Domain exists
- Yes
- Is disposable
- No
- Is role-based
- No
- Mailbox exists
- Yes
- Website
- Visit
Screenshots & videos
Install growth
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About this extension
A light, dark theme for YouTube with easy toggle on and off and scheduling support. This theme is based on the default YouTube theme
Read the publisher’s full description
"Dark Theme for YouTube" extension converts YouTube theme to a highly customizable dark charcoal/blue theme. This extension is built on top of the default YouTube theme (native dark theme) so it is very light-weighted compare to using themes injected by Stylish or Stylus extensions. Features: Turn on and off from the action button to switch between light and dark themes Accepts scheduling to turn on only on the specified period Customize default color scheme Inject custom CSS to alter the default theme (change font-size or font-family for instance) How does this extension work? This extension alters a cookie globally to turn the dark theme on and off. It also injects a lite script to the YouTube pages to alter the color scheme of the root element. In oppose to the other similar extensions, there is no resetting of the default theme or inverting the white theme with an inversion filter. Both of these methods are computationally inefficient. Instead, this extension asks YouTube to turn the native dark theme and only alter the global CSS variables to alter the colors. Note that this method only works if the product supports native coloring. Some Google products do not yet support this feature. Privacy Policy: This extension does not send or receive any data to any server whatsoever. Bug Report: Please either use the commenting section of the FAQs page or the GitHub page for bug reporting. Change Log: 0.2.0 Use the built-in dark theme (Material Design only)
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Extension files
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URLs
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Code Diff
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