Erlang is a programming language used to build massively scalable soft real-time systems with requirements on high availability. Some of its uses are in telecoms, banking, e-commerce, computer telephony and instant messaging. Erlang's runtime system has built-in support for concurrency, distribution and fault tolerance. This port contains a standalone runtime environment of Erlang 21 to be used during the development of OTP applications. WWW: https://www.erlang.org/