InstantClick - is a JavaScript library that dramatically speeds up your website, making navigation effectively instant in most cases.
Best Practices for Building a Microservice Architecture. Looks like a wide set of questions covered.
Broadway provides infrastructure and testing helpers for creating CQRS and event sourced applications in PHP
Active Interaction - an implementation of the command pattern in Ruby. To organize and manags application-specific business logic.
InstantClick - is a JavaScript library that dramatically speeds up your website, making navigation effectively instant in most cases.
SharingButtons - super fast and easy Social Media Sharing Buttons. No JavaScript. No tracking.
Ansistrano- ansistrano.deploy and ansistrano.rollback are Ansible Galaxy roles to easily manage the deployment process for scripting applications such as PHP, Python and Ruby. It's an Ansible port for Capistrano.
ScrollTrigger - JavaScript lib to add scroll based animations to the site with ease.
Learn Enough Command Line to Be Dangerous by Michael Hartl an introduction to the Unix command line. Brief and really informative.