el-get software package provides install and manage elisp code for Emacs, you can install in your Debian 9 (Stretch) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install el-get
el-get is installed in your system.
Make ensure the el-get package were installed using the commands given below,
$ sudo dpkg-query -l | grep el-get *
You will get with el-get package name, version, architecture and description in a table
| Distro | Debian 9 stretch |
| Section | Editors |
| Package | el-get |
| Version | 3.1-1.1 |
| Description | install and manage elisp code for Emacs |
| Sub Section | Editors |