The project can be loaded via Metacello by copy/paste this script :
EpMonitor disableDuring: [
Metacello new
baseline: 'PharoJamSession';
repository: 'github://Maiwaiikou/PharoJamSession';
onConflict: [ :ex | ex useIncoming ];
onUpgrade: [ :ex | ex useIncoming ];
load].
JamSession new open.