GitHub Pages - A free, static web host for open-source projects on GitHub
Xibo - Digital Signage for Everyone!
Netlify - Build, deploy and host your static site or app with a drag and drop interface and automatic delpoys from GitHub or Bitbucket
Yodeck - Yodeck enables you to design and schedule your digital signage on Raspberry Pi easily from the web, using your computer, tablet or smartphone.
Coolify - An open-source, hassle-free, self-hostable Heroku & Netlify alternative.
TelemetryTV - Powerful and Intuitive Cloud-Based Digital Signage Software That Lets You Easily Manage Content on Screens