Nagios

A Story by
Complete monitoring and alerting for servers, switches, applications, and services

What is Nagios?

Nagios is a host/service/network monitoring program written in C and released under the GNU General Public License.
Nagios is a tool in the Monitoring Tools category of a tech stack.

Who is using it?

230 companies use Nagios in their tech stacks, including Uber, Twitch, and Dropbox.

Uber

Twitch

Dropbox

Hepsiburada

Zalando

doubleSlash

Fiverr

9GAG

Lumosity

Groupon.com

UNIQLO

Dek-D

Why developers like Nagios

It just works
The standard
Customizable
The Most flexible monitoring system
Huge stack of free checks/plugins to choose from