GLOGSTER

This is a Web 2.0 which lets you create digital  and media posters. It's used to represent presentations, advertising campaigns, ads, newspapers ... One of the main advantages is the ease in which you can work, can incorporate text, audio and video (from the program itself) and the main disadvantages is that it is in English and it has a complicated the process of recording them.
Their alternatives are: black posters, befuncky, scrapblog.