[Semaphore](https://www.ansible-semaphore.com/) is a responsive web UI for running Ansible playbooks. Installing it is powered by the [mother-of-all-self-hosting/ansible-role-semaphore](https://github.com/mother-of-all-self-hosting/ansible-role-semaphore) Ansible role.
## Dependencies
This service requires the following other services:
- a [Postgres](postgres.md) database
- a [Traefik](traefik.md) reverse-proxy server
## Configuration
To enable this service, add the following configuration to your `vars.yml` file and re-run the [installation](../installing.md) process: