DOWNLOAD OTP 19.0

Erlang/OTP 19.0 is a new major release

OTP 19.0 Readme File

OTP 19.0 Source File (100446095)

OTP 19.0 Windows 32-bit Binary File (100446095)

OTP 19.0 Windows 64-bit Binary File (102501445)

OTP 19.0 HTML Documentation File (34550919)

OTP 19.0 Man Pages File (1405918)

Some highlights of the release are:
 
  • compiler, stdlib:
    • New preprocessor macros ?FUNCTION_NAME, ?FUNCTION_ARITY
    • New preprocessor directives -error(Term) and -warning(Term) to cause a compilation error or warning, respectively.
  • gen_statem a new state machine behavior
  • mnesia_ext: plugin of external storage solutions to mnesia
  • crypto: uses EVP interface in OpenSSL resulting in generally better performance and support for HW acceleration
  • ssh: performance improvements, uses the new gen_statem behavior
  • ssl: enhanced error log messages
  • dialyzer: the support for maps is very much extended both the type specification syntax and the type analysis.
  • erts:
    • erlang:open_port(spawn, ...) 3-5 times faster
    • tracing, extensive improvements (scalability, speed, match specifications on send/receive, support for lttng, ...)
    • dirty schedulers improved
    • per process configurable handling of message_queue
    • fast loading of multiple modules
    • max_heap_size process flag
  • erts/kernel:
    • Experimental support for Unix Domain Sockets
      Example: gen_udp:open(0, [{ifaddr,{local,"/tmp/socket"}}])
  • and much more ....
You can find the Release Notes with more detailed info at

  http://www.erlang.org/download/otp_src_19.0.readme

You find the source code at github.com in the official Erlang repository.

Git tag OTP-19.0

https://github.com/erlang/otp/tree/OTP-19.0

You can also read the documentation on-line here:
(see the Release Notes mentioned above for release notes which
are not updated in the doc, but the new functionality is)

http://www.erlang.org/doc

We also want to thank all of you that have contributed with new features, bug-fixes, suggestions and bug reports.

The Erlang/OTP Team at Ericsson

Compiling Erlang from source

You can build Erlang from source on your own, following the building and installation instructions. Or use the Kerl script. Kerl is a script that lets you easily build Erlang with a few commands. Follow the instructions to build.

Pre-built Binary Packages

Most OS package managers provide pre-built binary packages. You can also download the latest stable releases from Erlang Solutions. Erlang Solutions provides pre-built binary packages for OS X, Windows, Ubuntu, Debian, Fedora, CentOS, Raspbian and other operating systems. 

  • For Homebrew on OS X: brew install erlang
  • For MacPorts on OS X: port install erlang
  • For Ubuntu and Debianapt-get install erlang
  • For Fedorayum install erlang
  • For FreeBSDpkg install erlang

License

Since OTP 18.0, Erlang/OTP is released under Apache License 2.0. The older releases prior to 18.0 were released under Erlang Public License (EPL), a derivative work of the Mozilla Public License (MPL).