Gazelle (web browser) a predecessor project, "MashupOS", but with "Gazelle" the emphasis was on a more secure browser. By the July 2009 announcement of Google Chrome OS, Gazelle was seen as a possible alternative Microsoft architectural approach compared to Google's direction. That is, rather than the OS being reduced in role to that of a browser, the browser would be strengthened using OS principles. The "Gazelle" project became dormant, and "ServiceOS" arose as a replacement project also related to browser architectures. But by 2015, the SecureOS project was also dormant, after Microsoft decided that its new flagship browser would be Edge. Gazelle (web
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.