Prototype Composer Alternatives

Prototype Composer is described as 'Serena Prototype Composer - the best agile application prototyping tool is now free! View the demo, take the product tour, or download it free today' and is a Wireframing tool. There are more than 25 alternatives to Prototype Composer for a variety of platforms, including Web-based, Mac, Windows, Linux and iPhone apps. The best Prototype Composer alternative is Pencil Project, which is both free and Open Source. Other great apps like Prototype Composer are Lucidchart, Frame0, Balsamiq Wireframes and Wireflow.