Open Source Alternatives to Portainer

A container management platform that provides operational control for Kubernetes and Docker environments. The software serves as an operational control plane for IT teams to govern multi-cluster fleets and for operational technology teams to deploy software across distributed edge, industrial, and IoT sites. Its capabilities include centralized fleet management, GitOps deployment workflows, and role-based access control with SSO integration. The platform is designed to allow users to manage containers via a graphical user interface without requiring deep Kubernetes expertise or YAML knowledge. It supports deployments in cloud, data center, and air-gapped environments.

Whether you want to cut software costs or escape vendor lock-in, these open source alternatives to Portainer give you an option you fully own. You can self-host them, so your data stays on infrastructure you control. This page lists 1 open source alternative to Portainer. The most popular is Websoft9. It uses the LGPL-3.0 license and ships an official Docker image.