In previous article, I mentioned Podia Alternatives but in this article, I have mentioned open source CI/CD (Continuous Integration and Continuous Development) tools, which can be used in Software development DevOps, a continuous and automated delivery cycle is the backbone that makes fast and reliable delivery possible.

CI/CD tools are software that helps teams automate developing, deploying, and testing apps. They solve the problems of new code integration in apps, letting DevOps speed up the delivery of apps to the end users.

We recommend some of the best open-source CI/CD tools you could use. Let's get to it.

1. Jenkins

Open-Source CI/CD Tools

Jenkins is an open-source CI/CD tool that allows users to execute continuous integration operations. It is Java-based and is trusted by its users for testing and reporting on isolated differences in a large code base.

Jenkins integrates various app development processes, including build, document, package, test, stage, static analysis, and deployment. It also delivers end-to-end support in gauging many nodes and evenly distributing the workload. 

Jenkins is available for free on Windows, Mac, and Linux. Download it here.


  • It is free to use.
  • Its web interface makes it easy to set up and configure, featuring error checks and a built-in help function.
  • It is extendable using its plugin architecture.
  • It comes with a WAR file that helps in easy installation.
  • It is updated easily on Windows, Mac, Linux, and other operating systems.
  • It has community support.
  • It provides hundreds of plugins to support building, deploying and automating any project.
  • Continuous integration and delivery.

2. Gitlab


Gitlab is one of the best open-source CI/CD tools available. It is a part of GitHub  and manages several areas of the software development lifecycle.

It is a web-based application with features including issue tracking, analytics, and a Wiki. It also has a user-friendly interface that lets you manage Continuous Integration processes smoothly.

Gitlab is compatible with Windows, Mac, and Linux. You can download it here.


  • It has a free, basic version.
  • It can be deployed instantly without configuration.
  • Its Container Registry is a secure registry for Docker images.
  • It allows developers to create deeper integrations with the product.
  • It makes team collaboration more effective.
  • It has a Confidential Issues feature which helps keep your information secure.
  • It reduces development costs.
  • Portfolio management.

3. Buddy

open source and free CI tools

Buddy is an open-source CI/CD tool that focuses on DevOps workflows. It has an easy-to-use interface and workflow automation to ease app deployment. 

Buddy builds, tests, and deploys software using delivery pipelines. These delivery pipelines have over 100 ready-to-use actions, which you can assemble how you want. It also builds, tests, and deploys software using code from GitHub, Bitbucket, and GitLab.

Buddy's free plan offers you 120 delivery pipeline runs monthly, but you can try out the paid plans depending on your requirements.


  • It gets configured in about 15 minutes.
  • It deploys websites and applications very quickly.
  • It supports all popular languages, frameworks, and task managers.
  • It integrates with AWS, Google, DigitalOcean, Azure, and others.
  • It supports parallelism & YAML configuration.
  • Its builds run in isolated containers with cached dependencies.

4. GoCD

best free CI CD tools

GoCD is a top-quality open-source CI/CD tool. It assists software developers in creating software that supports the current advanced infrastructure.

What sets GoCD apart from other CI/CD tools is its Value Stream Map (VSM) functionality. VSM provides an end-to-end view of pipelines and assigns them to the concepts of "Deployment Pipeline" and "Continuous Delivery Pipeline."

GoCD works smoothly with Windows, Mac, and Linux. You can download it here for free.


  • It maintains an orderly configuration.
  • It has an active community of users.
  • It visualizes end-to-end workflow in real-time with Value Stream Map.
  • It supports parallel and sequential execution.
  • It handles user authentication and authorization.
  • It has a lot of plugins to improve functionality.
  • It models complex workflows.
  • It will execute tests written in most languages or frameworks.

5. CodeShip

Best CI CD tools

CodeShip is a cloud-based CI/CD tool that automates the development and deployment of software. With CodeShip, developers can release software accurately and speedily.

CodeShip has a lot of integration options, including security scanning tools, on-premise SCMs, alerting tools, and deployment tools. Using CodeShip, you can customize the environment and workflow to suit your needs.

CodeShip is compatible with Windows, Mac, and Linux. You can also access its free, open-source project on GitHub or know more about its paid plans here.


  • It has a centralized team management system and dashboards.
  • You can easily access debug builds and SSH.
  • It gives you total control of the design of your CI and CD systems.
  • It enables encrypted external caching of Docker images.
  • It allows you to set up teams and permission for these teams.
  • It is flexible and customizable.
  • It will help you reduce build time, while improving reliability.
  • It connects your on-premise or cloud-based repository. 

6. CircleCI

open source CI CD

CircleCI is one of the best free, open-source CI/CD software. It is a flexible tool that runs in environments like cross-platform mobile apps, Python API servers, or Docker clusters.

CloudCI is hosted on-premise or in the cloud. It also helps the optimization of jobs to build software faster and easier.

You can check out CircleCI on GitHub.


  • You can select your build environment.
  • It supports many languages, including C++, Javascript, .NET, PHP, and Python.
  • It automatically cancels any queued or running builds when new builds activate. 
  • It splits tests equally between multiple containers to reduce build time.
  • It forbids non-admins from modifying critical project settings.
  • It integrates with VCS tools.


You have learned about some of the best open-source CI/CD tools. Check them out and find which one suits you best.

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