Google Toolbar often distributed through product bundling with a primary download. Google Sidewiki was launched on September 23, 2009, allowing users to make comments, which are visible to the public, on any web page. Google uses ranking algorithms to determine comment relevancy and usefulness using criteria such as users voting up and down a comment and past contributions. Sidewiki is currently available for Internet Explorer and Firefox through Google Toolbar, the Google Chrome browser through an add-on, and for other browsers, like Safari, it is available as a bookmarklet. Web site owners cannot control Sidewiki comments, and there is currently no way
Brave (web browser) Brave (web browser) Brave is a free and open-source web browser developed by Brave Software Inc. based on the Chromium web browser . The browser blocks ads and website trackers. In a future version of the browser, the company intends to adopt a pay-to-surf business model. As of 2018, Brave supports Windows, macOS, Linux, Android, and iOS. The current version features 20 search engines by default, including their partner DuckDuckGo. Brave Software has announced that it is developing a feature allowing users to opt in to receiving ads sold by the company in place of ads blocked by the browser.