AmonOne

A modern, self-hosted server monitoring system with system monitoring, process monitoring and notifications

     

linux windows osx open-source monitoring python

Anthracite

Tracks and manages all events that can have business and/or operational impact (deploys, manual changes, outages, press releases, etc) and provides metrics and reports

     

linux windows osx open-source monitoring python

check_mk

Check_MK is an extension to the Nagios monitoring system that allows creating rule-based configuration using Python and offloading work from the Nagios core to make it scale better, allowing more systems to be monitored from a single Nagios server. It comes with a set of system checks, a mod_python and JavaScript based web user interface, and a module that allows fast access to the Nagios core. On top of Nagios it also adds additional features

     

linux solaris bsd open-source monitoring python

collectd

A daemon that collects system performance statistics periodically, and provides tons of plugins to store and analyze these values

     

linux windows osx open-source monitoring c

Consul

Consul makes it simple for services to register themselves and to discover other services via a DNS or HTTP interface. Register external services such as SaaS providers as well

     

linux windows osx open-source service-discovery go monitoring

Errbit

An open source, self-hosted error catching tool, which can collect and manage errors from other applications. It is compatible with the Airbrake API and can be used as a drop-in replacement.

     

linux windows osx open-source monitoring ruby

FastForward

Flexible operating-system event and metric forwarding agent. Receives input and forwards output using plugins.

     

linux windows osx open-source metrics monitoring ruby

FnordMetric

A HTML5/Javascript API for collecting and visualizing time series data

     

linux windows osx open-source monitoring ruby

Glances

A cross-platform, curses-based monitoring tool written in Python

     

linux windows osx open-source monitoring python

Icinga

Icinga is an enterprise-grade monitoring system. It was forked from Nagios and has added many often new features and patches, including a HTML5 UI, REST interface, dynamic tables, etc. It is also backwards compatible with Nagios, so all the existing plugins can be reused.

     

linux windows osx open-source monitoring python

Instrumental

Instrumental is a real-time, high-scale application and server monitoring tool with intelligent alerts, a powerful query language, and free development accounts.

     

linux windows oxs free metrics commercial metrics monitoring visualization php ruby python net java nodejs

Kibana

Kibana is a modern, beautiful visualization tool that works seamlessly with Logstash and ElasticSearch. It features a no-code setup, realtime analytics, and much more.

     

linux windows osx open-source monitoring nodejs visualization

log.io

Realtime log monitoring directly in the browser, without any persistence layer in the middle!

     

linux windows osx open-source monitoring nodejs

Logster

Reads log files and generates metrics in Graphite, Ganglia or Amazon CloudWatch

     

linux windows osx open-source monitoring python

Monigusto

A collection of Chef recipes to install various monitoring tools (such as sensu, statsd, etc). Makes it a breeze to get a monitoring infrastructure up and running

     

linux windows osx open-source monitoring ruby

Nagios Core

Nagios Core network monitoring software is a powerful, enterprise-class host, server, application, monitoring and alerting tool

     

linux solaris bsd open-source monitoring c

Puppet Dashboard

A web interface for Puppet. It can view and analyze Puppet reports, assign Puppet classes and parameters to nodes, view inventory data and backed-up file contents, etc.

     

linux windows osx open-source monitoring ruby

Scales

Metrics for Python, tracks python state and statistics. Inspired by the Metrics library for Java

     

linux windows osx open-source monitoring python

Sentry

Automate error tracking to find and fix issues before your users even experience a crash. Sentry is open-source, real-time, and loved by 100,000 developers around the world.

     

osx windows linux open-source errors nodejs ruby python php java monitoring

Statsd

A network daemon that listens and collects statistics and sends aggregates to many pluggable backend services

     

linux windows osx open-source monitoring nodejs

Supervisord Monitor

Supervisord Monitor is multi server monitoring tool for supervisor - watch, start and stop all your supervisord instances and servvices from one place.

     

linux windows osx open-source monitoring provisioning php process-mgmt

Uptime

An externally deployable application that keeps pinging and monitoring the uptime and availability of your real applications and services. It helps you track these metrics from the outside without affecting any of your servers.

     

linux windows osx open-source monitoring nodejs

Zabbix

An open source, enterprise-class monitoring framework

     

linux windows osx open-source monitoring c