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OpenType .otf

What is OpenType?

A scalable font format that can include advanced typography features.

Technical details

OpenType fonts use an sfnt table directory and may contain TrueType quadratic outlines or CFF/CFF2 cubic outlines, plus layout tables. [1]

Background and compatibility

OpenType is a cross-platform font format co-developed by Microsoft and Adobe; shaping uses tables such as GSUB and GPOS. [1]

Sources and references
  1. OpenType specificationMicrosoft Learn

Preview on your device

A local font specimen with letters, numbers, and sample text.

Conversion support

Choose from the font outputs listed below. Hosted engines handle additional outline and legacy formats. Check that your font license permits conversion and embedding.

Read the format reference on Wikipedia ↗

File format at a glance

Extension
.otf
MIME type
font/otf
Category
Font
Processing
Browser or hosted engine, depending on the conversion
Open OTF converter

OTF conversions

SVG to OTFTTF to OTFOTF to TTFOTF to WOFFOTF to WOFF2OTF to EOTOTF to PFAOTF to PFBOTF to SVGWOFF to OTFWOFF2 to OTFEOT to OTF

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