Brooklyn
A Java based deployment tool, focused on both deployment as well as post-deploy lifecycle management. It is aware of network topologies, integrates with many cloud and PaaS APIs, and is designed to handle the entire roll-out
linux windows osx open-source provisioning orchestration java
CMB (Cloud Message Bus)
A notification service (like Amazon SQS and SNS), allows notifications to be published across many channels like Email, VoIP, SMS, etc
linux open-source monitoring java
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
FAI
Fully Automatic Installation (FAI) is a tool for mass unattended deployment of Linux. You can take one or more virgin PCs, turn on the power, and after a few minutes, the systems are installed and completely configured.
linux open-source config-mgmt provisioning perl
Graylog
An open source data analytics and reporting system, built on top of Java, Scala and ElasticSearch
linux open-source monitoring java
Honeybadger
Honeybadger is a hosted monitoring service that tracks errors happening in your applications, aggregates them, and notifies you about them based on rules you define. Honeybadger gives you the insight you need to diagnose and fix application errors, faster.
linux open-source free commercial monitoring ruby nodejs php java
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
Metrics
Captures JVM and application-level metrics for Java
linux windows osx open-source monitoring java
Monit
An open source utility for managing and monitoring processes, programs, files, directories and filesystems
linux osx open-source monitoring process-mgmt c
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
Netdata
netdata is a system for distributed real-time performance and health monitoring. It provides unparalleled insights, in real-time, of everything happening on the system it runs (including applications such as web and database servers), using modern interactive web dashboards.
linux open-source monitoring c 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
SSH KeyBox
An open-source jump box solution with auditing capabilities
linux open-source cloud monitoring security java
Zabbix
An open source, enterprise-class monitoring framework
linux windows osx open-source monitoring c
Zipkin
A distributed request tracking system, useful for micro-service and distributed architectures written in Scala
linux windows osx open-source monitoring scala
Apache ZooKeeper
ZooKeeper is a centralized service for maintaining configuration information, naming, providing distributed synchronization, and providing group services. It is distributed and highly reliable, with Consensus, group management and presence protocols built-in.
linux open-source service-discovery java