enblend software package provides image blending tool, you can install in your Debian 8 (Jessie) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install enblend
enblend is installed in your system.
Make ensure the enblend package were installed using the commands given below,
$ sudo dpkg-query -l | grep enblend *
You will get with enblend package name, version, architecture and description in a table
| Distro | Debian 8 jessie |
| Section | Graphics |
| Package | enblend |
| Version | 4.1.3+dfsg-2+b1 [s390x], 4.1.3 |
| Description | image blending tool |
| Sub Section | Graphics |