Post and vote for questions or messages using mobile phones or other internet devices during large lectures, classes, meetups, or conferences: free-of-charge, anonymous, ad-free, easy-to-use.

Huh, neat.

I'm not sure if the source code is openly published, but there's a derivative code-base (Dockerized version) that is. The author of the original website is Prof. Dr. Thorsten Thormählen at Marburg University, where the website is also hosted.

• https://onlinequestions.org
• https://onlineclicker.org

Personally I prefer Ansible to Docker/Docker Compose every day of the week. But some projects make it really hard to extract them from Docker's grip.

• https://www.ansible.com/blog/how-i-switched-from-docker-compose-to-pure-ansible
• https://stackoverflow.com/questions/62452039/how-to-run-docker-compose-commands-with-ansible
• https://dev.to/kuwv/why-i-use-ansible-over-docker-compose-edg
• https://docs.ansible.com/ansible/latest/collections/community/docker/docker_compose_module.html
• https://techviewleo.com/manage-docker-containers-with-ansible