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Jenkins
The leading open-source automation server for building CI/CD pipelines.
0Free
CI/CD
Overview
An open-source automation server used for building, testing, and deploying software.
Key Features
- Declarative and scripted Jenkinsfile pipeline as code
- 1800+ plugins covering the full DevOps toolchain
- Distributed builds with controller/agent architecture
- Blue Ocean UI for visualizing pipeline stages
- Multibranch pipelines for automated PR and branch builds
- Parallel stages to speed up long build workflows
Real-World Workflows
Java application build, test, and deploy pipeline
- 1Webhook triggers pipeline on every Git push
- 2Maven build and unit tests run in a Docker agent
- 3SonarQube code quality scan runs in a parallel stage
- 4Docker image is built and pushed to ECR on success
- 5Kubernetes deployment is triggered via Helm in the deploy stage
Nightly regression test suite
- 1Schedule pipeline with a cron trigger at midnight
- 2Spin up parallel test agents for different browsers and OS
- 3Aggregate JUnit results and publish test report
- 4Send Slack notification with pass/fail summary and failed test links
Getting Started
docker run -p 8080:8080 -p 50000:50000 \ -v jenkins_home:/var/jenkins_home \ jenkins/jenkins:lts # Then visit http://localhost:8080
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