Pharo is a pure object-oriented programming language and a powerful environment, focused on simplicity and immediate feedback.

• Full redesign of the Spec UI framework (new logic, application, style, GTK3 back-end)
• New tools:
  • new playground,
  • new object centric inspector,
  • new object centric debugger.
  • better and new Refactorings
  • class comments are now written in Microdown format (Markdown compatible)
  • classes now can be defined using a “fluid” api (Preview)
  • new completion framework that adapts better to edition contexts and is customizable
• Fast universal non-blocking FFI which now uses libFFI as backend.
• Pharo now supports Windows, OSX, Linux (Ubuntu, Debian, Fedora, openSUSE, Arch, Raspbian) and multiple architectures (Intel/ARM 32/64bits).
• Virtual Machine
  • Idle VM
  • Support for ARM 64bits
  • Support for Apple M1
  • More than 3000 tests
  • Built for Ubuntu 18.04, 19.04, 20.04, 21.04, 21.10; Debian 9, 10, Testing; Fedora 32, 32, 34; openSUSE 15.1, 15.2, Tumbleweed; Manjaro; Arch
• Uses SDL 2.0 as back-end by default. It supports extended event handling, including trackpad support.
• General speed up due to compiler optimisations and UI simplification.
• And many, many more tests.

These are just the more prominent highlights, but the details are just as important. We have closed a massive amount of issues: around 1400 issues and 2150 pull requests.

Read in full here:

https://pharo.org/news/pharo9-released.html

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