Spec is a framework in Pharo for describing user interfaces.
It is possible to load the latest version of Spec in Pharo 7 with this script:
Metacello new githubUser: 'pharo-spec' project: 'Spec' commitish: 'master' path: 'src'; baseline: 'Spec2'; onConflict: [ :e | e useIncoming ]; onUpgrade: [ :e | e useIncoming ]; ignoreImage; load