2.Arora
Arora is a lightweight cross-platform web browser. It’s free (as in free speech and free beer). Arora runs on Linux, embedded Linux, FreeBSD, Mac OS X, Windows and any other platforms supported by the Qt toolkit.
Midori is a lightweight free web browser that works for Windows, Mac and Linux users. Midori was developed by TwoToasts.de. The software lets user to browse the net, open multiple pages at once, bookmark, and it has other features such as Ads block, form history, mouse gestures, cookie management, and much more.
Flock is an open source web browser built on the same Mozilla architecture that Firefox is built on so many of Flock’s features should be familiar, like tab-based browsing and the ability to add extensions. However, there are a number of cool new features that appeal to the social networking crowd.
The browser based on the Chromium source text and offers the same basic functions as Google Chrome – however without the criticized points, which concern the data protection.SRWare Iron, or simply Iron, is a free and open-source web browser implementation of Chromium[2] whose stated aim is to eliminate usage tracking or other privacy compromising functionality that Google’s Chromium-based browser, Chrome, includes.Iron also includes built-in ad blocking.