BBG is short for browser based games. In late 1990y browser games got first sign of light. They where based on DHTML (dynamical hypertext markup language) which is commonly used for drop down menus and simple image rollovers. A web browser game is a computer game that is played on a browser. It is distinct from other video and computer games in that it usually does not ask for any client-side software to be installed, apart from the web browser. Today we have a lot of web browser games, some of them require Plugin like adobe flash or java script. But all of these Plugin are easy to get and install. These games are generally costless, with additional, payable options occasionally available.
Oldest web browser game was Earth: 2025 developed by Mehul Patel in year 1996, it was strategy which was played on turn based system. But most popular older game was Utopia, developed in 1999 also strategy based on turn system. In year 1999 two games got developed which are today played by millions of people, Hattrick, real time soccer strategy developed by extraLives and Runescape, Massively Multiplayer Online Role Playing Game, real time game in fantasy world developed by JAGeX.
Newest browser based game that is played by millions is Evony. Evony is a browser-based multiplayer World Wide Web game, with significant similarities to Civilization. As with numerous real-time strategy games, one first has to develop resources by building up iron mines, quarries, farms and sawmills, and then begin building up their town and constructing an army.
There are many web browser games, especially flash games which are at present spread over the world wide web. There are over zillions of websites giving and developing simple flash games for adults and kids. If you check Evony then you know that in future we can only see special games which will attract many people who will spend days and days of gameplay.