ctls is a Certificate Transparency log server (RFC 6962). Compile $ erl -make Requirements A running plop application, which in turn requires mnesia to be running. Start NOTE: Kludge ahead! ctls will turn into a proper OTP application at some point in the future. Make sure mnesia and plop are running and that plop has been installed, i.e. has a database. See plop/README. Also, you might want to code:add_pathz("path/to/plop/ebin"). 1> inets:start(), https_server:start(). To do Make it a proper application.