Let’s use as an example. Visit fonts.google.com/noto, search for "Khmer," and click "Download family."
Same sources as above. Avoid .dfont files – they are not fully Unicode-compliant.
A: For professional studios, “Khmer Sanskrit” or “Angkor Pro” by local foundries offer extended glyphs and kerning pairs. However, the free Google Noto and Khmer OS fonts are sufficient for 99% of users.