DevFreeCasts vs Jane

A huge collection of free screencasts for developers

DevFreeCasts is a colaborative site with a big list of free screencasts for developers who loves Node.js, Ruby, JavaScript, PHP and more.
All videos are redirected to the original sources and anyone can colaborate by sending free the videos's description via DevFreeCasts's github pull requests, because this is a open-source project.

Personal safety map

Jane is a personal safety map which makes you feel safe anywhere you go. This app is for tourists and those who each day beside standard road home-work/school-home, explore different parts of the city and are not always sure if they are safe (in terms of crime).