LibHaru

libHaru
Stable release	2.4.6 / 2026-03-26
Written in	ANSI C
Operating system	Cross-platform
Type	Software Library
License	ZLIB/LIBPNG Licence
Website	libharu.org
Repository	github.com/libharu/libharu

libHaru is a free, open-source, cross platform library for generating PDF files for applications written in C or C++. It is not intended for reading and editing existing PDF files.

It supports the following features:

• Generating PDF files with lines, text, images.
• Outline, text annotation, link annotation.
• Compressing document with deflate-decode.
• Embedding PNG, JPEG images.
• Embedding Type1 font and TrueType font.
• Creating encrypted PDF files.
• Using various character sets (ISO8859-1~16, MS CP1250~8, KOI8-R).
• Supporting CJK fonts and encodings.

Supporting compilers and programming languages

libHaru is written in ANSI C and should compile easily with any compliant C compiler.

It tested in the following environment:

• Cygwin + GCC (Windows).
• Cygwin + MinGW (Windows).
• Microsoft VC++ (Windows).
• Borland C++ (Windows).
• GCC (Linux, FreeBSD, NetBSD, Solaris, MorphOS...).

libHaru can be used as a static library or as a dynamic library.

When you use it as static-library, it can be used by C and a C++. But when you use it as shared-library, it can be used by many development languages which support shared library.

libharu provides bindings for programming languages:

References