Install libganv-1-1v5 by entering the following commands in the terminal:
sudo apt update sudo apt install libganv-1-1v5
Description:
canvas widget for graph-based interfaces
Ganv is an interactive Gtk canvas widget for graph-based interfaces (patchers, modular synthesizers, finite state automata, interactive graphs, etc). . Ganv provides classes for "Modules" (boxes with "Ports"), Circles, and Edges (lines that connect either Ports or Circles). The user can rearrange items, or Ganv can automatically arrange items using GraphViz. Edges can be made by the user one at a time with the mouse, or in groups using the mouse and keyboard. . This package provides the shared library.
Homepage: http://drobilla.net/software/ganv
Version: 1.4.2~dfsg0-2
Section: universe/libs