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A process for automating Docker container base image updates
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What is Watchtower?

It is an application that will monitor your running Docker containers and watch for changes to the images that those containers were originally started from. If it detects that an image has changed, it will automatically restart the container using the new image.
Watchtower is a tool in the Container Tools category of a tech stack.
Watchtower is an open source tool with 14.9K GitHub stars and 760 GitHub forks. Here’s a link to Watchtower's open source repository on GitHub

Who uses Watchtower?

4 companies reportedly use Watchtower in their tech stacks, including TRIPTIC, Arctic Bit, and WalletBot.

14 developers on StackShare have stated that they use Watchtower.

Watchtower Integrations

Docker, Slack, Docker Compose, Microsoft Teams, and Discord are some of the popular tools that integrate with Watchtower. Here's a list of all 9 tools that integrate with Watchtower.
Pros of Watchtower
Automation Friendly
Great community
Small footprint
Easy setup

Watchtower's Features

  • Notifications
  • Container selection
  • Private registries
  • Linked containers
  • Remote hosts
  • Secure connections
  • Lifecycle hooks

Watchtower Alternatives & Comparisons

What are some alternatives to Watchtower?
It is a universal container management tool. It works with Kubernetes, Docker, Docker Swarm and Azure ACI. It allows you to manage containers without needing to know platform-specific code.
Collaborate effortlessly on projects. Whether you’re a team of 5 or studio of 50, Lighthouse will help you keep track of your project development with ease. We give you all the tools you need to organize your tickets – custom states, a powerful tagging system, an advanced search, saved searches (we call them ticket bins), and a mass editing tool.
Kubernetes is an open source orchestration system for Docker containers. It handles scheduling onto nodes in a compute cluster and actively manages workloads to ensure that their state matches the users declared intentions.
Docker Compose
With Compose, you define a multi-container application in a single file, then spin your application up in a single command which does everything that needs to be done to get it running.
Rancher is an open source container management platform that includes full distributions of Kubernetes, Apache Mesos and Docker Swarm, and makes it simple to operate container clusters on any cloud or infrastructure platform.
See all alternatives

Watchtower's Followers
34 developers follow Watchtower to keep up with related blogs and decisions.