ExPlantuml encoding library for plantuml text. Installation def deps do [ {:ex_plantuml, git: "https://github.com/koga1020/ex_plantuml.git"} ] end Usage iex> ExPlantuml.encode("Bob->Alice : hello") "~1UDfpoa_IjNFCoKnELR1Io4ZDoSa703O41Ui0" Reference PlantUML Text Encoding