iStat Menus - "An advanced Mac system monitor for your menubar."
The Dude - MikroTik is a Latvian company which was founded in 1996 to develop routers and wireless ISP systems. MikroTik now provides hardware and software for Internet connectivity in most of the countries around the world.
Process Explorer - The top window always shows a list of the currently active processes, including the names of their owning accounts, whereas the information displayed in the bottom window depends on the mode that Process Explorer is in: if it is in handle mode you'l…
Pandora FMS - Pandora FMS: Opensource monitoring software
MenuMeters for El Capitan - MenuMeters for OS X El Capitan 10.11 (and later)
OpenNMS - Project home page of OpenNMS - a java based network managememnt platform developed under the Open Source model