uBlock-LLC/uBlockArchived
UBlock
uBlock is a browser content blocker and web privacy tool designed to prevent advertisements and tracking scripts from loading. It functions as a network request filter, a DOM element hider, and a script execution controller to manage how web pages load and render.
The project distinguishes itself through a combination of network-level request interception and cosmetic filtering. It uses declarative filter lists and pattern-based matching to block trackers and pop-ups, while employing CSS selectors and wildcard entity matching to remove visual components across multiple regional domain variants.
The tool provides a comprehensive suite for content filtering, including the ability to define custom rules and interactively remove page elements. It also includes a real-time network traffic monitor for analyzing browser requests and controls for disabling inline scripts or forcing the block of specific network resources on a per-site basis.
Features
- Privacy and Ad Blocking - Prevents tracking scripts and advertisements from loading to enhance user privacy and browsing speed.
- Privacy Filters - Implements a system of declarative filter rules to block tracking scripts and advertising servers at the network level.
- Inline Script Blockers - Prevents the execution of script tags embedded directly within the HTML of a target page.
- Network Request Interception - Monitors and modifies outgoing network requests to block specific scripts and resources.
- Network Request Interceptors - Intercepts and forces the blocking of specific network requests regardless of permissive filter rules.
- Content Filtering - Identifies and blocks unwanted or malicious web content using customizable filter lists.
- Browser-Based Content Blockers - Intercepts network requests to filter advertisements, trackers, and unwanted resources via browser extension.
- External Filter List Integrations - Parses standardized third-party rule sets to manage both network-level and DOM-based content blocking.
- Interactive Element Removers - Provides tools to manually select and hide specific DOM elements on webpages to create permanent cosmetic filters.
- Webpage Element Hiders - Removes visual components from web pages using CSS selectors and wildcard entity matching.
- HTTP Request Filtering - Inspects and filters HTTP requests using predefined rule sets to block trackers and ads.
- Network Traffic Filters - Intercepts browser-level network traffic to block trackers and scripts based on pattern matching.
- Declarative Filter Compilers - Transforms human-readable filter lists into optimized internal data structures for high-performance request matching.
- Tracking Protections - Blocks tracking pixels and scripts to prevent monitoring of user activity across the web.
- Privacy Protection - Prevents unauthorized monitoring and tracking of user activity across digital platforms.
- Web Service Security - Stops third-party scripts and services from monitoring user activity to ensure web privacy.
- Interface Element Hiding - Implements capabilities to remove or conceal specific visual components from web pages using CSS selectors.
- Request Interception and Blocking - Intercepts and blocks browser network requests to prevent advertisements and trackers from loading.
- Script Execution Controls - Manages policies and toggles that determine whether inline scripts and network requests are permitted to run per site.
- Script Stripping - Analyzes and removes embedded script tags from the page source to prevent inline code execution.
- Execution Blocking - Strips embedded script tags from the HTML stream to prevent the execution of tracking code.
- Network Traffic Analyzers - Provides a real-time logger for inspecting and debugging application-layer network requests made by the browser.
- Cosmetic Filtering Engines - Employs a cosmetic filtering engine to inject CSS and hide visual elements on web pages.
- Content Filtering Rules - Allows the definition of custom rules using standard syntax to block specific web components and pop-ups.
- Network Traffic Logs - Provides a real-time logger for capturing and analyzing intercepted network request and response data.
- Network Traffic Analyzers - Analyzes real-time network traffic to identify and block specific scripts or resources.
- Network Traffic Monitors - Provides a real-time logger to monitor and analyze network requests made by the browser.
- Domain-Wide Element Hiding - Removes visual elements across all regional variants of a specific domain using wildcard entity matching.
- Popup Interceptors - Implements mechanisms to intercept and unconditionally block the creation of browser-initiated popup windows.
- Site Filtering Toggles - Provides controls to dynamically enable or disable content filtering and blocking rules for specific websites.
