dockerup.net

What It Is

Docker Up is an online automated Dockerfile dependency management tool. Its core purpose is to keep image tags in Dockerfiles within GitHub/GitLab repositories up to date. Once a project is activated, when an upstream image publishes a new tag, Docker Up creates a Pull Request and commits the change through a dedicated namespace branch, rather than modifying master or the default branch directly.

Core Features and Ecosystem

Its scope is fairly clear: it focuses on Dockerfiles, not general-purpose dependency management. It supports GitHub and GitLab repository login and authorization, downloads the necessary user-specified files to check and update image dependencies, and creates new commits. A single project can be configured with multiple Dockerfiles, making it suitable for monorepos, multi-service setups, or multi-image build scenarios. It also supports ignoring specific images or versions, as well as custom version ranges such as “>= 1.0, < 1.4”, helping teams control upgrade risk. The available text does not mention any language/framework restrictions, nor does it provide API/SDK information.

Pricing and Support

The pricing structure is simple: Free is $0/month and supports unlimited public projects and 0 private projects; Pro is $15/month and supports 10 private projects; Enterprise is $50/month and supports unlimited private projects, with priority email support included. All open-source projects are free forever. Payments are processed through Stripe, and credit card information does not pass through its servers. In terms of support, the public pages mainly mention email support; the terms state that the service scope does not include consulting, training, troubleshooting, and similar services.

Pros and Cons

The advantages are its low configuration overhead, an automated PR workflow that fits common development-team practices, and friendly treatment of open-source projects. Support for GitHub/GitLab, multiple Dockerfiles, and ignore rules also makes it reasonably practical. The drawbacks are that it does not currently support on-premise GitLab and does not offer an on-premise version. Public documentation is limited, consisting mostly of FAQ, pricing, and terms, with little depth on advanced configuration, troubleshooting, or security-audit details. It is also not stated whether the service itself is open source.

Who It’s For and Access from China

Docker Up is suitable for open-source maintainers and small to mid-sized DevOps teams that use Dockerfiles, host code on GitHub/GitLab, and want to reduce the manual work of updating base images. If an organization relies on internal GitLab deployments or has strict self-hosting requirements, it is not a great fit at present. Access from mainland China is not addressed in the available text. Since payments rely on Stripe, availability may be affected by bank cards and network conditions. Alternatives include Dependabot, Renovate, Snyk, or GitLab’s related dependency scanning/update capabilities.