Jenkins
The original open-source automation server for CI/CD.
About Jenkins
Jenkins is the most widely deployed open-source automation server, providing hundreds of plugins for building, testing, and deploying software. While newer tools have better UX, Jenkins remains the backbone of CI/CD for thousands of enterprise organizations due to its flexibility and plugin ecosystem.
Key Features
- Pipeline as code (Jenkinsfile)
- 1,800+ community plugins
- Distributed builds with agents
- Blue Ocean modern UI
- Shared libraries for reusable pipelines
- Multi-branch pipeline support
- Role-based access control
- Extensive logging and auditing
Pros
- Completely free and open-source
- Unmatched plugin ecosystem
- Runs anywhere — full control over infrastructure
- Battle-tested at massive scale in enterprises
Cons
- Outdated UI and steep learning curve
- Requires significant maintenance and administration
- Groovy-based pipelines can be frustrating
Integrations
Best Use Cases
- Enterprise CI/CD pipelines
- Custom build and deployment automation
- Legacy system integration
- On-premise CI/CD infrastructure
Jenkins Alternatives
Looking for alternatives to Jenkins? See all Jenkins alternatives →
Quick Info
- Website
- www.jenkins.io
- Founded
- 2011
- Pricing
- free
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