Database · privacy
uBlock Origin
Open-source browser extension for blocking ads, trackers, and malicious domains with minimal resource usage.
Overview
The gold standard for content blocking, combining privacy protection with performance and transparency.
Details
- Pricing model
- Core product free — no commercial tiers, donation-free project
- Platform
- Browser extension (Chrome, Firefox, Edge, Safari, Opera)
- Privacy relevance
- Blocks tracking scripts, advertising networks, and known malicious domains at the browser level
- Strengths
- Efficient, low memory usage, highly customisable filter lists, no data collection, actively maintained
- Limitations
- May break some websites; requires basic configuration knowledge for advanced features
- Last reviewed
- 2026-08-19