Jx provides automated CI+CD for Kubernetes with Preview Environments on Pull Requests using Cloud Native pipelines from Tekton. It is a good fit for teams wanting automated CI/CD for Kubernetes without deep Kubernetes knowledge and projects needing preview environments for pull request feedback.

Yes. Jx is open source under the Apache-2.0 licence. Its source code is on GitHub at jenkins-x/jx and is written mainly in Go.

Yes. Jx is open source, so the software itself is free to use.

Yes. Jx can be self-hosted on your own server or infrastructure.

What is Jx an alternative to?

Jx is an open-source alternative to Buildkite, GitHub Actions, Google Cloud Build and AWS CodeBuild. Other open-source alternatives to Buildkite include Woodpecker CI, Semaphore and Harness.

Is Jx actively maintained?

Yes. The most recent commit to Jx was on 13 October 2026, and the latest release is v3.17.116, published on 13 October 2026. The project has 4.7k stars on GitHub.

Jx: open-source alternative to Buildkite, GitHub Actions

About Jx

JayeX is a cloud native CI/CD tool built on Kubernetes. It provides automated CI+CD with GitOps based Tekton pipelines, allowing teams to manage environments and promote application versions via GitOps and Pull Requests.

JayeX automatically spins up Preview Environments for Pull Requests to enable fast feedback before changes are merged. It also comments on commits, issues, and Pull Requests with feedback as code is previewed or promoted.

Key features

Automated CI/CD with GitOps based Tekton pipelines
Environment management and promotion via GitOps and Pull Requests
Preview Environments automatically created for Pull Requests
ChatOps feedback on commits, issues, and Pull Requests

Good fit for

Teams wanting automated CI/CD for Kubernetes without deep Kubernetes knowledge
Projects needing preview environments for pull request feedback

Built with: Go tools; Kubernetes tools
Tags: kubernetes; ci/cd; gitops; tekton; preview environments; chatops

Jx: questions and answers

What is Jx used for?: Jx provides automated CI+CD for Kubernetes with Preview Environments on Pull Requests using Cloud Native pipelines from Tekton. It is a good fit for teams wanting automated CI/CD for Kubernetes without deep Kubernetes knowledge and projects needing preview environments for pull request feedback.
Is Jx open source?: Yes. Jx is open source under the Apache-2.0 licence. Its source code is on GitHub at jenkins-x/jx and is written mainly in Go.
Is Jx free?: Yes. Jx is open source, so the software itself is free to use.
Can I self-host Jx?: Yes. Jx can be self-hosted on your own server or infrastructure.
What is Jx an alternative to?: Jx is an open-source alternative to Buildkite, GitHub Actions, Google Cloud Build and AWS CodeBuild. Other open-source alternatives to Buildkite include Woodpecker CI, Semaphore and Harness.
Is Jx actively maintained?: Yes. The most recent commit to Jx was on 13 October 2026, and the latest release is v3.17.116, published on 13 October 2026. The project has 4.7k stars on GitHub.