sudo apt-get install -y libpurple-dev libjson-glib-dev libglib2.0-dev libprotobuf-c-dev protobuf-c-compiler mercurial make; hg clone https://bitbucket.org/EionRobb/purple-hangouts/ && cd purple-hangouts; make && sudo make install Via EionRobb/purple-hangouts And add proper emojis from unicode-emoji