Third Party Libraries

These are the third party libraries used by MuPDF.

Library	Version	Function	License
Required
freetype	2.13.3	Font scaling and rendering	BSD-style
harfbuzz	6.0.0	Text shaping	MIT-style
libjpeg	9.0f with patches	JPEG decoding	BSD-style
Incompatible fork of lcms2	2.14 with patches	Color management	MIT-style
openjpeg	2.5.3	JPEG 2000 decoding	BSD-style
zlib	1.3.1	Deflate compression	zlib License
gumbo-parser	0.10.1	HTML5 parser	Apache 2.0
brotli	1.1.0 with upstream and local patches	Brotli compression	MIT-style
Optional
FreeGLUT	3.0.0 with patches	OpenGL API for UI	MIT-style
curl	7.66.0 with patches	HTTP data transfer	MIT-style
JPEG-XR reference	1.32 with patches	JPEG-XR decoding	special
Tesseract	5.3.4 with patches	OCR	Apache 2.0
Leptonica	1.85.0 with patches	Tesseract dependency	BSD-style
Zint	2.13.0.9	Zxing-cpp dependency	BSD-style
Zxing-cpp	2.3.0 with patches	Barcode decoding/encoding	Apache 2.0

Note

jbig2dec and MuJS are included in “thirdparty” but are copyright Artifex Software Inc.

This software is provided AS-IS with no warranty, either express or implied. This software is distributed under license and may not be copied, modified or distributed except as expressly authorized under the terms of that license. Refer to licensing information at artifex.com or contact Artifex Software, Inc., 39 Mesa Street, Suite 108A, San Francisco, CA 94129, USA, for further information.