High Quality Content by WIKIPEDIA articles! Avant Browser is a freeware web browser from a Chinese programmer named Anderson Che, which unites the Trident layout engine built into Windows (see Internet Explorer shell) with an interface intended to be more feature-rich, flexible and ergonomic than Microsoft`s Internet Explorer (IE). It runs on Windows 2000 and above, including Windows 7. Internet Explorer versions 6 through 9 are supported.