Portable Document Format (PDF)

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PDF is a file format used to present documents in a manner independent of application software, hardware, and operating systems. Each PDF file encapsulates a complete description of a fixed-layout flat document, including the text, fonts, graphics, and other information needed to display it.

See the reference side-by-side comparison Common image file formats

Nome	Portable Document Format (PDF)
Nome corto	PDF
Developed by	Adobe (until 2008) ISO (since 2008)
Year	1993 (first version) 2017 (PDF 2.0)
Vantaggi	Lossless Protects intellectual property Maintains printed format
Svantaggi	Longer browser loading times Non-editable content Not great for complex graphics printing Not really useful as a graphic image
Caratteristiche
Vector graphics	Sì
Raster image	Sì
Lossless	Sì
Animation support	No
Transparency support	No
Layers support	No
HDR
Maximum bit depth
CMYK support (for print)	Sì
Maximum number of channels
Commonly used for	Fixed layout flat documents
Browser support (without plugin)
Google Chrome	Sì
Microsoft Edge	Sì
Safari	No
Firefox	Sì
Opera	Sì
Additional
File extensions	.pdf
Wikipedia	wikipedia.org/...

Common image file formats
Compare the features of the most common image formats
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Comparison of e-book formats
Comparison of the popular e-book formats (ePub, PDF, Kindle, DjVu...) and the supported well known ereader devices.
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Portable Document Format (PDF)

Common image file formats

Comparison of e-book formats

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