> For the complete documentation index, see [llms.txt](https://shoppinpal.gitbook.io/docs-shoppinpal-com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://shoppinpal.gitbook.io/docs-shoppinpal-com/8.-learning-docker.md).

# 8. Learning Docker

**Docker** is an open-source program that enables a Linux application and its dependencies to be packaged as a container. Container-based virtualization isolates applications from each other on a shared operating system (OS).Lets have a look at comparison between virtual machines and docker containers.

![](https://299721776-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-LBPk9Ii0WH-txgubgY2%2F-LBPkEsjuKBT4BqsRiAN%2F-LBPkLvn7sWY-irL2JcW%2FComparison.png?generation=1525162284284515\&alt=media)