This extension will add a panel to the sidebar.This extension can manipulate privacy-related settings.This extension can access your data on some websites.This extension can access your data on all websites.So if ever you really do want to contribute something, think about the people working hard to maintain the filter lists you are using, which were made available to use by all for free. Without the preset lists of filters, this extension is nothing. Yet, even after adding Fanboy's two extra lists, hpHosts’s Ad and tracking servers, uBlock still has a lower memory footprint than other very popular blockers out there.Īlso, be aware that selecting some of these extra lists may lead to higher likelihood of web site breakage - especially those lists which are normally used as hosts file.

Of course, the more filters enabled, the higher the memory footprint. More lists are available for you to select if you wish: Out of the box, these lists of filters are loaded and enforced: It applies to the current web site only, it is not a global power button.įlexible, it's more than an 'ad blocker': it can also read and create filters from hosts files. Usage: The big power button in the popup is to permanently disable/enable uBlock for the current web site. If ever you really do want to contribute something, think about the people working hard to maintain the filter lists you are using, which were made available to use by all for free.An efficient blocker: easy on memory and CPU footprint, and yet can load and enforce thousands more filters than other popular blockers out there.

More lists are available for you to select if you wish:Īdditionally, you can point-and-click to block JavaScript locally or globally, create your own global or local rules to override entries from filter lists, and many more advanced features. Peter Lowe’s Ad server list (ads and tracking) through the following lists of filters, enabled by default: Out of the box, uBO blocks ads, trackers, coin miners, popups, etc. UBlock Origin is not an 'ad blocker', it's a wide-spectrum content blocker with CPU and memory efficiency as a primary feature.

UBlock Origin 1.51.0 free downloads