Welcome to Semaphore UI

What is Semaphore UI?

Semaphore UI is a modern UI and powerful API for Ansible, Terraform, OpenTofu, PowerShell and other DevOps tools.

Semaphore is written in pure Go and available for Windows, macOS and Linux (x64, ARM, ARM64). Semaphore is an open-source project with concise and high-quality code.

Semaphore supports the following databases:

  • MySQL
  • PostgreSQL
  • BoltDB – embedded key/value database

With Semaphore you can:

  • Build, deploy and rollback
  • Group playbooks to projects
  • Manage environments, inventories, repositories and access keys
  • Run playbooks from the browser. Responsive UI allows the use of Semaphore on mobile devices
  • Run playbooks by schedule
  • View detailed logs of any playbook runs, at any time
  • Delegate other users the running of playbooks
  • Get notifications about playbook runs