Protoreto is a GPL-licensed tool to create prototypes of graphical user interfaces (GUIs).
NOTE: This project is not actively maintained at the moment. If you'd like to continue developing Protoreto, please send an e-mail to: wikipedian@users.sf.net
The Anvil is setting out to produce one strong platform for all media. Fluid work with major audio, video, raster/vector images, 3D formats and scripting languages will allow us to start from anywhere and temper out the masterpeice we needed.