Panguin Tool by Barracuda Digital - See your website's Google organic visit data overlaid with Google's major algorithm updates and changes to easily identify the impact on your website. Technology by Barracuda Digital.
Mobbin - Latest mobile design patterns & elements library
SEOmator - SEO website analysis & audit tool
pttrns - iPhone and iPad user interface patterns
UpCity Free SEO Report Card - UpCity Free SEO Report Card is an SEO software that is essential for any business with an online presence to improve Search engine optimization.
UX Archive Animated - iOS apps animated user flows