Stingle Photos is completely open-source. You can host your own Stingle API server and be completely independent.
ssh to your server and make sure that git is installed.
Run
# git clone https://github.com/stingle/stingle-api-docker.git
# cd stingle-api-docker
# ./setup.sh
Follow onscreen instructions and your own Stingle API server instance will be up and running in minutes.
You can refer to README file in our official repo https://github.com/stingle/stingle-api-docker
If you would like to participate in development or build docker image yourself from sources please visit https://github.com/stingle/stingle-api
When you already have your own Stingle API server running, just logout from Stingle Photos on your device and you will see a gear icon in the top right corner of the login screen. Press on it and enter URL of your Stingle API server.