libguac3 software package provides Core Guacamole library used by guacd and client plugins, 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 libguac3
libguac3 is installed in your system.
Make ensure the libguac3 package were installed using the commands given below,
$ sudo dpkg-query -l | grep libguac3 *
You will get with libguac3 package name, version, architecture and description in a table
| Distro | Debian 8 jessie |
| Section | Libraries |
| Package | libguac3 |
| Version | 0.6.0-2 |
| Description | Core Guacamole library used by guacd and client plugins |
| Sub Section | libs |