MAMP - MAMP is the abbreviation for Macintosh, Apache, MySQL, and PHP. It is a reliable application with its four components that allows you to access the local PHP server as well as the database server (SQL).
GitHub - Originally founded as a project to simplify sharing code, GitHub has grown into an application used by over a million people to store over two million code repositories, making GitHub the largest code host in the world.
Apache HTTP Server - Apache httpd has been the most popular web server on the Internet since April 1996
GitLab - Create, review and deploy code together with GitLab open source git repo management software | GitLab
Apache Tomcat - An open source software implementation of the Java Servlet and JavaServer Pages technologies
BitBucket - Bitbucket is a free code hosting site for Mercurial and Git. Manage your development with a hosted wiki, issue tracker and source code.