Jenkins is a fork of Hudson and is a continuous build system for software projects.

TeamCity is described as 'Continuous integration and build management system. With TeamCity, you can set up a build server within minutes and enjoy out of the box continuous unit testing, code quality analysis, and early reporting on build problems — even without leaving your favorite IDE' and is a CI/CD system in the development category. There are more than 25 alternatives to TeamCity for a variety of platforms, including Linux, Web-based, Windows, SaaS and Self-Hosted apps. The best TeamCity alternative is Jenkins, which is both free and Open Source. Other great apps like TeamCity are Travis CI, Azure Pipelines, Azure DevOps and Buildbot.
Jenkins is a fork of Hudson and is a continuous build system for software projects.

Travis CI is a leading provider of continuous integration and delivery services and empowers software development teams to test and deploy their applications with confidence. Teams can easily sync their cloud platform projects with Travis CI to begin testing code in minutes.


Automate your builds and deployments with Pipelines so you spend less time with the nuts and bolts and more time being creative.




Continuous Delivery Services for teams to share code, track work, and ship software – for any language, all in a single package.




Buildbot is an open-source framework for automating software build, test, and release processes.




Octopus Deploy is a user-friendly release management system for professional .NET developers.





CircleCI provides development teams the confidence to build, test, and deploy—quickly and consistently—across numerous platforms. Built to address the demanding needs of today's application development environments, CircleCI supports every component of a modern application...



Codeship is a hosted Continuous Delivery Service that integrates with GitHub and Bitbucket.


Todays development teams are adopting continuous integration to increase productivity and improve code quality.



Earthly is a CI/CD framework that allows you to develop pipelines locally and run them anywhere. Earthly leverages containers for the execution of pipelines. This makes them self-contained, repeatable, portable and parallel.

Harness is a self-service CI/CD platform that allows engineers and DevOps to build, test, deploy, and verify software, on-demand.




Automate your team’s software development processes, from testing through to delivery, no matter the language, environment or toolchain.
They only somewhat overlap in deployment options. TeamCity is a complete continuous integration package, Octopus Deploy is a deployment manager with some build services