Next to all-in-one packages provided with the Omnibus package on Linux https://docs.gitlab.com/omnibus/ and in containers https://docs.gitlab.com/ee/install/docker.html you can also install GitLab into Kubernetes clusters using the Operator https://docs.gitlab.com/operator/ or Helm Chart. https://docs.gitlab.com/charts/
Most of GitLab.com SaaS is deployed on Kubernetes using the GitLab cloud-native Helm chart (with a few exceptions). More details in https://about.gitlab.com/handbook/engineering/infrastructure...