Blocks websites
16 extensions we track, sorted so the ones asking for the least access come first. 3 of them work without access to every site you visit.
| Extension | Site access | Permissions | Users | Rating |
|---|---|---|---|---|
| Osprey: Browser Protection | Limited | 3 | 10K | 4.9★ |
| Youtube video and channel blocker | Limited | 2 | 3K | 3.6★ |
| Anti-Grabify | Limited | 2 | 3K | 4.7★ |
| AegisWeb3 | All sites | 2 | 70K | 4.8★ |
| Netcraft Extension | All sites | 3 | 70K | 4.4★ |
| HTML Content Blocker | All sites | 2 | 4K | 3.8★ |
| Malwarebytes Browser Guard | All sites | 13 | 11M | 3.9★ |
| Online Security | All sites | 18 | 10M | 3.6★ |
| TrafficLight | All sites | 10 | 1M | 4.4★ |
| Privacy Badger | All sites | 8 | 1M | 4.5★ |
| WOT: Website Security & Safety Checker | All sites | 9 | 700K | 4.5★ |
| Guardio Protection for Chrome | All sites | 12 | 600K | 4.5★ |
| Trend Micro ID Protection | All sites | 11 | 100K | 4.4★ |
| Block Site | All sites | 7 | 80K | 4.4★ |
| Time Tracker - Web Habit Builder | All sites | 6 | 20K | 4.9★ |
| Domain Whitelist | All sites | 5 | 1K | 4.2★ |
Osprey: Browser Protection
Privacy & Security
Free, open-source extension that blocks phishing, malware, and dangerous sites on Chrome, Edge, and Firefox.
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Youtube video and channel blocker
Accessibility
Blocks YouTube videos by full title or partial match, with wildcard support.
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Anti-Grabify
Privacy & Security
Blocks IP grabber links from Grabify and similar services to protect your IP address.
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AegisWeb3
Privacy & Security
AegisWeb3 provides real-time scam token and phishing detection for Web3 users, with transaction simulation and approval
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Netcraft Extension
Privacy & Security
Blocks phishing and malicious JavaScript, provides detailed site info, and allows easy reporting of fraudulent sites.
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HTML Content Blocker
Privacy & Security
Blocks HTML content types (script, style, image, object, media) on webpages via toolbar popup with global or per-domain
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Malwarebytes Browser Guard
Privacy & Security
Blocks malware, scams, phishing, ads, and trackers for safer and faster browsing.
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Online Security
Privacy & Security
Browser extension providing real-time protection against malware, phishing, trackers, and identity theft.
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TrafficLight
Privacy & Security
Bitdefender TrafficLight scans web pages in real time to block malware, phishing, and other online threats.
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Privacy Badger
Privacy & Security
Blocks hidden trackers automatically and sends privacy signals to stop data sharing and tracking.
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WOT: Website Security & Safety Checker
Privacy & Security
WOT checks website safety, blocks malicious sites, and alerts you to phishing and data breaches.
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Guardio Protection for Chrome
Privacy & Security
Guardio blocks scams, phishing, and malware in real time while monitoring your email and accounts for breaches.
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Trend Micro ID Protection
Privacy & Security
Blocks ads and trackers, manages passwords, protects against phishing and malicious sites, and monitors social media
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Block Site
Privacy & Security
A customizable, password-protected website blocker and redirector with time-based rules and data leakage protection.
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Time Tracker - Web Habit Builder
Well-being
Automatically tracks screen time, analyzes habits, and blocks distracting websites with local-only storage.
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Domain Whitelist
Privacy & Security
Blocks all network requests by default; only whitelisted domains are allowed.
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