tGoogleSheetInput can read sheets tGoogleSheetOutput can create and write sheets
The documentation are PDF files:
tGoogleSheetInput: https://github.com/jlolling/talendcomp_tGoogleSheet/blob/master/doc/tGoogleSheetInput.pdf
tGoogleSheetOutput: https://github.com/jlolling/talendcomp_tGoogleSheet/blob/master/doc/tGoogleSheetOutput.pdf