A Docker environment to securely render images, videos, sounds and more

In Summary :

The purpose of this tool is to open files from unknown sources without putting in danger the integrity of your system. Files are rendered through X11 mirroring from the Docker container to your machine. Opened files are never opened in your environment and never have access to it. I chose Docker containers because they are fast, light, easy to build and have a great community that I trust about security [...]

kindly refer the following link as follow up :
https://github.com/lapwat/secure-open