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
bugsnag
Monitor everything you're building.
windows linux osx open-source ruby java python php nodejs errors
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
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
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
Monit
An open source utility for managing and monitoring processes, programs, files, directories and filesystems
linux osx open-source monitoring process-mgmt c
Raygun
Raygun keeps a watchful eye on your web and mobile applications and tells you when problems arise.
windows linux osx open-source python nodejs java ruby errors
Rollbar
Detect, diagnose and defeat errors.
linux windows osx nodejs open-source ruby php java python errors
SaltStack
Salt is a powerful and different approach to infrastructure management, by focusing on high speed communications between large number of systems, and can perform orchestration, remote code execution and much more.
linux windows osx open-source commercial config-mgmt provisioning orchestration python
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
testssl.sh
A command-line tool which checks a server's service on any port for the support of TLS/SSL ciphers, protocols as well as some cryptographic flaws. It's designed to provide clear output for your "is this good or bad" decision.
linux osx open-source security shell
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
Vaurien
A Chaos Monkey for TCP, it randomly disconnects or stalls TCP connections in your application to test application tolerance and high availability. Makes sure you correctly handle these unexpected events
linux windows osx open-source security python
Zabbix
An open source, enterprise-class monitoring framework
linux windows osx open-source monitoring c