Xournal++ is a handwriting notetaking software with PDF annotation support. Written in C++ with GTK3, supporting Linux (e.g. Ubuntu, Debian, Arch, SUSE), macOS and Windows 10. Supports pen input from devices such as Wacom Tablets. - xournalpp/xournalpp...github cmake cmake debian debian desktop desktop...contributors Languages C++ 92.8% CMake 2.3% Lua 1.9% Shell 1.2% Python...