What is OpenType?
OpenType is a font format built on TrueType that can carry either TrueType (quadratic) or Compact Font Format (cubic) outlines, and adds advanced typographic features such as ligatures and alternates. Files carry .otf or .ttf.
Primary sources
Specifications cited by the tools below whose own titles define OpenType.
6 tools that work with OpenType
Files never leave your browser.
Developer Tools6
Font to Base64 & CSS GeneratorConvert font files directly into CSS @font-face data URIs.OTF to TTF ConverterConvert OpenType (.otf) fonts to TrueType (.ttf) format.TTF to WOFF ConverterConvert TrueType (.ttf) fonts to Web Open Font Format (.woff).TTF to WOFF2 ConverterConvert TrueType (.ttf) fonts to optimized WOFF2 web fonts.WOFF to TTF ConverterConvert WOFF web fonts back to desktop TrueType (.ttf) fonts.WOFF2 to TTF ConverterDecompress WOFF2 fonts back to TTF format.
Related terms
Terms that appear alongside OpenType on the same tools.