Superscript and Subscript Characters in General Use

Khaled Hosny khaledhosny at
Thu Jan 19 17:36:07 CST 2017

On Sat, Jan 14, 2017 at 02:18:01AM +0100, Marcel Schneider wrote:
> On Thu, 12 Jan 2017 17:01:41 +0200, Khaled Hosny wrote:
> > 
> > LibreOffice indeed did not use HarfBuzz on Windows before 5.3, which is 
> > not released yet. 
> Is the integration of HarfBuzz limited to free software? 

HarfBuzz has a fairly liberal license, so in theory it can be used in

> And what might be the reason of the delayed integration of HarfBuzz in the 
> Windows version of LibreOffice?

Nothing specific, LibreOffice and before it and most like
StarOffice before them just used what API the platform provides to do
text layout, which is not an uncommon practice, it even seemed to be the
best practice back in time. The reasons it finally switched to HarfBuzz
are outlined in:


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