*''05/2006'': Development of the MSX version started
*''12/2006'': SymbOS release 1.1 is out
*''05/2007'': 1MB 1 MB RAM and richtext rich-text support together with the graphical browser [[SymZilla|SymZilla]] have been implemented
*''07/2007'': Development of the [[PCW|PCW]] version started
*''08/2007'': SymbOS release 2.0 is out
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== Technical background ==