Used fonts via Extensions > Text > Replace Fonts > List all fonts:
'FreeSans Italic' 'FreeSans Semi-Bold Italic' 'FreeSans Semi-Bold' 'FreeSans, Italic' 'FreeSans, Semi-Bold'
Locally installed: freefont-ttf-20120503.zip
'Liberation Sans Bold Italic' 'Liberation Sans Bold' 'Liberation Sans'
Locally installed: liberation-fonts-ttf-2.00.1.tar.gz
'Patrick Hand' 'Patrick Hand, Normal'
Seems on hidden layer, not relevant (available via Google Fonts).
Used fonts via Extensions > Text > Replace Fonts > List all fonts:
'FreeSans Italic'
'FreeSans Semi-Bold Italic'
'FreeSans Semi-Bold'
'FreeSans, Italic'
'FreeSans, Semi-Bold'
Locally installed: freefont- ttf-20120503. zip
'Liberation Sans Bold Italic'
'Liberation Sans Bold'
'Liberation Sans'
Locally installed: liberation- fonts-ttf- 2.00.1. tar.gz
'Patrick Hand'
'Patrick Hand, Normal'
Seems on hidden layer, not relevant (available via Google Fonts).