60+ Must‑Use Open‑Source DevOps Tools to Accelerate Your Delivery

DevOps is gaining momentum as an effective way to accelerate product development and improve team efficiency. This article lists over sixty open‑source tools that can help implement DevOps across development, testing, deployment, delivery, maintenance, and monitoring.

1. Development Tools

Version Control & Collaborative Development

Git

Git is an open‑source distributed version‑control system that handles projects of any size efficiently.

GitLab

GitLab is an open‑source self‑hosted Git repository manager with a web interface for public or private projects.

Gerrit

Gerrit is a free, web‑based code review tool that integrates with Git, allowing team members to review and approve changes.

Mercurial

Mercurial is a lightweight distributed version‑control system implemented in Python, known for ease of use and extensibility.

Subversion

Subversion (SVN) is a centralized version‑control system designed to replace CVS, offering branch management.

Bazaar

Bazaar is a GPL‑licensed distributed version‑control system that runs on Windows, Linux, UNIX, and macOS.

2. Automation Build and Test

Apache Ant

Apache Ant automates compilation, testing, and deployment steps, primarily for Java projects.

Maven

Maven provides advanced project management and build capabilities, often requiring fewer lines of configuration than Ant.

Selenium

Selenium is a powerful integration‑testing framework from ThoughtWorks.

PyUnit

PyUnit is the Python version of JUnit, offering unit‑testing support for Python code.

QUnit

QUnit is the unit‑testing framework for jQuery.

JMeter

JMeter, an Apache project, is a Java‑based tool for functional and performance testing.

Gradle

Gradle is a Groovy‑based build system supporting dependency management and multi‑project builds.

PHPUnit

PHPUnit is a lightweight PHP testing framework, a port of JUnit for PHP5.

3. Continuous Integration & Delivery

Jenkins

Jenkins (formerly Hudson) is an extensible continuous‑integration engine.

Capistrano

Capistrano executes commands in parallel on multiple machines, originally created for Rails deployments.

BuildBot

BuildBot automates compile and test cycles to verify code changes continuously.

Fabric

Fabric8 is an open‑source Java container management platform offering configuration, service discovery, and monitoring.

Travis CI

Travis CI is a cloud‑based CI service supporting many languages such as C, PHP, Ruby, Python, and Node.js.

Continuum

Apache Continuum is a web‑based CI server that runs as a Jetty service and can operate as a Windows service.

LuntBuild

LuntBuild provides a simple web interface for continuous builds.

CruiseControl

CruiseControl is a framework for continuous integration with email notifications and web status pages.

Integrity

Integrity is a Ruby‑based continuous‑integration server.

Gump

Gump, written in Python, integrates tools like Ant and Maven.

Go

Go is a compiled, concurrent language from Google with garbage collection.

4. Deployment Tools

4.1 Container Platforms

Docker

Docker is an open‑source container engine that packages applications and dependencies into portable containers.

Rocket (rkt)

Rocket, from CoreOS, is a container engine similar to Docker for packaging applications.

Ubuntu (LXC/LXD)

LXD is Ubuntu's re‑implementation of LXC, offering IAAS‑style containers with privileged and distributed support.

4.2 Configuration Management

Chef

Chef is a system‑integration framework providing configuration‑management capabilities.

Puppet

Puppet enables centralized management of system resources across platforms.

CFEngine

CFEngine automates system administration tasks for environments ranging from a single host to thousands.

Bash

Bash is the default shell on most Linux systems and macOS, also available on Windows via Cygwin.

Rudder (Flannel)

Rudder, renamed Flannel, provides a subnet for each host in a Kubernetes cluster.

PowerShell

RunDeck

RunDeck is a Java/Grails‑based open‑source tool for automating data‑center and cloud operations.

SaltStack

SaltStack, written in Python, manages large infrastructures and offers rapid deployment.

Ansible

Ansible is a model‑driven configuration manager that uses SSH and requires no agents on target nodes.

4.3 Microservice Platforms

OpenShift

OpenShift, from Red Hat, is a PaaS that lets developers build, test, run, and manage applications.

Cloud Foundry

Cloud Foundry is an open‑source PaaS supporting multiple frameworks, languages, and runtimes.

Kubernetes

Kubernetes is Google’s open‑source container‑orchestration system built on Docker.

Mesosphere (Apache Mesos)

Apache Mesos is a cluster manager that isolates and shares resources across distributed applications.

4.4 Service Provisioning

Puppet

Puppet provides centralized management of users, cron jobs, packages, services, and files.

Razor

Docker Swarm

Docker Swarm creates a local cluster of Docker hosts for workload management and fault tolerance.

Vagrant

Vagrant, based on Ruby, creates and deploys virtual development environments using VirtualBox and Chef.

PowerShell

OpenStack Heat (mentioned under PowerShell) provides orchestration for cloud resources.

5. Maintenance

Logging

Logstash

Logstash is a platform for collecting, processing, and searching application logs.

CollectD

CollectD is a daemon that gathers system performance metrics and stores them in various back‑ends.

StatsD

StatsD is a simple network daemon that aggregates statistics like counters and timers, often forwarding them to Graphite.

6. Monitoring, Alerts & Analysis

Nagios

Nagios monitors host and service status and provides alert notifications.

Ganglia

Ganglia is a scalable distributed monitoring system for high‑performance computing clusters.

Sensu

Sensu is an open‑source, highly composable monitoring framework designed for cloud environments.

Zabbix

Zabbix is an enterprise‑grade, web‑based solution for distributed system and network monitoring.

ICINGA

ICINGA is a compatible continuation of the Nagios project, offering extended monitoring features.

Graphite

Graphite collects and visualizes real‑time metrics from services and applications.

Kibana

Kibana provides a web interface for analyzing logs stored in Elasticsearch and Logstash.