sioyek
Open source PDF viewer. Can do things like show equations, figures and citations at point by right clicking on them without going to their actual location.
With the extra functions available here, one can do things like export
annotations and highlights to the actual PDF via the embed_annotations
command, or more importantly, download papers at point
Local configs are at ~/.config/.local/share/Sioyek.
To fix any Qt
problems, see here.
See also the available extensions.
Only change keysuser.config and prefsuser.config, both keys.config and prefs.config are for reference.
Running sioyek
from the terminal shows where the application searches for configuration files.