Some Tools
InDesign > Lynda and InDesign Secrets
Keynote (free for OS and iOS) with or without Keynotopia (plug-ins/themes for $)
moqups – online Mockup tool (sign up for free account including 2 free projects)
PowerPoint (see GV – Google Ventures tutorials)> PP Wireframe Template for UI Design
Posts on Prototyping and Wireframing Tools
Daily Inspirations and Resources and Tools for UI Designers on UXADAY is a great compilation of current UX tools. Seems to get updated daily.
Our Favourite UX Tools is a comprehensive collection of various UX tools on UX Design
5 of the Best Free Online Wireframing Applications – post on sitepoint in September 2012
Top 29 Mockup and Wireframing Tools for Developers – posted ProfitBricks in July 2013
Federico's Reader 