Pharo, a clean, innovative, open-source Smalltalk environment
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Pharo's goal is to deliver a clean, innovative, open-source Smalltalk environment. By providing a stable and small core system, excellent developer tools, and maintained releases, Pharo is an attractive platform to build and deploy mission critical Smalltalk applications. Pharo is MIT licensed.
a pure object-oriented language and system that runs on all major platforms
a stable core system with unit tests
a clean look and feel
full block closures
low memory footprint (in progress)