Wireframing is a crucial step in as it allows for rapid prototyping and helps to pinpoint potential problems early in the process. It can be invaluable to have a visual representation of content, hierarchy and layout.
This post highlights 10 of the best free wireframing tools available, including standalone applications, web-based tools and browser add-ons.
If you’re partial to a particular wireframing tool available for free download, let us know in the comments.
Reference: http://mashable.com/2010/07/15/wireframing-tools/