$ ttc2ttf SourceHanSans.ttc
This generates:
Under the hood: The script reads the TTC header, calculates the offset for each font, copies the shared tables, resolves table references, and writes a valid TTF header. convert ttc font to ttf work
You can use professional font editing software like FontLab, Glyphs, or FontForge to convert TTC fonts to TTF. These software solutions provide comprehensive tools for font editing and conversion. $ ttc2ttf SourceHanSans
Steps using FontForge:
TTF files rely on specific data tables (glyf, loca, head, hmtx). TTC files use a different table structure (ttcf header with offset tables). Naive converters strip essential hinting or mapping data. The result: A TTF that installs but crashes Adobe Illustrator or displays as blank squares. This generates: