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
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
jmxtrans
Plugs Java VM statistics via JMX to various backend monitoring tools
linux windows osx open-source monitoring java
Logstash
A modern tool for managing events and logs, with an ElasticSearch backend which allows a high degree of searching and filtering. It includes a shipper in remote systems, indexer in the aggregator machine, and a Web UI.
linux windows osx open-source monitoring java
Logster
Reads log files and generates metrics in Graphite, Ganglia or Amazon CloudWatch
linux windows osx open-source monitoring python
Metrics
Captures JVM and application-level metrics for Java
linux windows osx open-source monitoring java
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
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
Zabbix
An open source, enterprise-class monitoring framework
linux windows osx open-source monitoring c