systemd - systemd is a replacement for the init daemon for Linux (either System V or BSD-style).

CodeKit - CodeKit allows you to optimize the performance of your website by automatically and efficiently compiling a variety of popular languages.

runit - runit is a cross-platform Unix init scheme with service supervision, a replacement for sysvinit...

Browsersync - Browsersync makes your tweaking and testing faster by synchronising file changes and interactions...

sysvinit - Savannah is a central point for development, distribution and maintenance of free software, both GNU and non-GNU.

Ghostlab - Ghostlab allows you to test out a newly developed website on a variety of browsers and mobile devices at the same time. To get started, simply drag the web address to the Ghostlab system and press the play button. Read more about Ghostlab.