Erlang/OTP 20.3 is released

March 14, 2018 · by Henrik Nord

Erlang/OTP 20.3 is the third service release for the 20 major release.

The service release contains mostly bug fixes and characteristics

improvements but also some new features.

Some highlights for 20.3

Application(s): ssl

               Added new API functions to facilitate cipher suite


Application(s): erts, observer

               More crash dump info such as: process binary virtual

               heap stats, full info for process causing out-of-mem

               during GC, more port related info, and dirty scheduler


Application(s): inets

               Add support for unix domain sockets in the http client.

You can find the README and the full listing of changes for this

service release at

The source distribution and binary distributions for Windows can be

downloaded from

Note: To unpack the TAR archive you need a GNU TAR compatible program.

For installation instructions please consult the README file that is


of the distribution.

The Erlang/OTP source can also be found at GitHub on the official


repository, with tag OTP-20.3

The on-line documentation can be found at:

You can also download the complete HTML documentation or the Unix

manual files

Please report any new issues via Erlang/OTPs public issue tracker

We want to thank all of those who sent us patches, suggestions and bug


Thank you!

The Erlang/OTP Team at Ericsson