gsimplecal: gsimplecal - A lightweight calendar gsimplecal: gsimplecal: gsimplecal is a lightweight calendar application written in C++ using gsimplecal: GTK2. gsimplecal: It was intentionally made for use with tint2 panel in the openbox gsimplecal: environment to be launched upon clock click, but of course it will gsimplecal: work without it. gsimplecal: gsimplecal: Also, you can configure it to not only show the calendar, but also gsimplecal: display multiple clocks for different world timezones. gsimplecal: