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