The 2018 Guide to Building Secure PHP Software
https://paragonie.com/blog/2017/12/2018-guide-building-secure-php-software

Transifex: platform to translate open source sotware
https://www.transifex.com

5 New features on php 7
http://blog.teamtreehouse.com/5-new-features-php-7

Introducing CSS Modules
https://css-tricks.com/css-modules-part-1-need/