Hi, if you want to have modular Pharo, you should pay attention to this issues. Please look at them and write your oppinions on best solutions of this PharoKernel related issues. Issue 3103: better Morphic detection in AutoStart startUp: http://code.google.com/p/pharo/issues/detail?id=3103 Issue 3104: ChangeSet class >> #fileIntoNewChangeSet: dependent on Compression http://code.google.com/p/pharo/issues/detail?id=3104 Issue 3105: DeepCopier warnIverNotCopiedIn:sel: dependent on ToolSet http://code.google.com/p/pharo/issues/detail?id=3105 Issue 3106: EToys resources relict in Form >> unhibernate http://code.google.com/p/pharo/issues/detail?id=3106 Issue 3107: UserInterruptHandler >> handleEvent: is dependent on SoundService http://code.google.com/p/pharo/issues/detail?id=3107 Issue 3108: Project >> updateLocaleDependents dependent on MenuIcons http://code.google.com/p/pharo/issues/detail?id=3108 Issue 3109: TextURL >> #actOnClickFor: dependent on network http://code.google.com/p/pharo/issues/detail?id=3109 Issue 3110: ProjectLauncher readDocumentAtStartup needs a setting http://code.google.com/p/pharo/issues/detail?id=3110 Issue 3111: AutoStart class >> #checkForUpdates is Morphic dependent http://code.google.com/p/pharo/issues/detail?id=3111 Issue 3112: ThreadSafeTranscript >> #endEntry is Morphic dependent http://code.google.com/p/pharo/issues/detail?id=3112 Cheers, -- Pavel