GitLab CI/CD Features

GitLab Auto DevOps automatically detects your application type and configures a complete CI/CD pipeline including build, test, security scan, and deploy stages. It reduces setup time from hours to minutes for standard application frameworks like Rails, Django, and Spring Boot.

Directed Acyclic Graph (DAG) pipelines let you define complex workflow dependencies between jobs. Jobs that do not depend on each other run in parallel, while dependent jobs wait for upstream completion. This is more flexible than traditional stage-based pipelines.

Multi-project pipelines allow a pipeline in one project to trigger pipelines in other projects. This is useful for microservice architectures where a change in a shared library needs to trigger downstream service pipelines.

GitLab includes a container registry integrated directly into each project. Built images can be stored, scanned for vulnerabilities, and deployed without external registry dependencies. The registry supports Docker and OCI formats.

Pipelines run automatically on merge requests, showing build and test results directly in the merge request widget. This tight integration lets reviewers see test status, code coverage, and security scan results before approving changes.