The version of the following libraries’ source code used by
Maple are available here:

GNU Multiple Precision (GMP) Library: https://www.maplesoft.com/support/downloads/GMP.html

GNU Compiler Collection (GCC):
For Maple 18: On 32-bit Linux and 32-bit Windows we ship a binary version of libstdc++, one component of the GCC distribution.
https://www.maplesoft.com/support/downloads/gcc-4.3.4.tar.gz

For Maple 2021 and later 10.2.0
https://www.maplesoft.com/support/downloads/gcc-10.2.0..zip

For older versions please see https://www.maplesoft.com/support/downloads/index.html

FreeHEP Library:
https://www.maplesoft.com/support/downloads/FreeHEP.html

BLAD and BMI Libraries:
BLAD: https://www.maplesoft.com/support/downloads/blad-3.6.1.tar.gz
BMI: https://www.maplesoft.com/support/downloads/bmi-2.1.tar.gz

For Maple 18 and later 3.10.5
BLAD: https://www.maplesoft.com/support/downloads/blad-3.10.4.tgz
BMI: https://www.maplesoft.com/support/downloads/bmi-3.10.5.tgz


Cuba Library:
https://www.maplesoft.com/support/downloads/Cuba-3.2-maplesoft.zip

MPFR Library:
For Maple 18 to Maple 2020 3.1.1:
https://www.maplesoft.com/support/downloads/maplempfr-3.1.1.tar.gz

Maple 2021 and later 4.1.0:
https://www.maplesoft.com/support/downloads/mpfr-4.1.0.zip

For older versions of Maple:
https://www.maplesoft.com/support/downloads/mpfr-2.2.0.tar.bz2.zip

UMFPACK Library and supporting libraries UFconfig and AMD:
UMFPACK: https://www.maplesoft.com/support/downloads/UMFPACK.zip
UFconfig: https://www.maplesoft.com/support/downloads/UFconfig-3.5.0.zip
AMD: https://www.maplesoft.com/support/downloads/AMD.zip


iText - a library that allows you to create and manipulate PDF documents.

https://www.maplesoft.com/support/downloads/itextpdf-2.1.2.zip


pthreads-win32 - A pthread implementation for windows
https://www.maplesoft.com/support/downloads/pthreads-w32-2-8-0-release.tar.gz

Maple 2016 and later 2.9.1
https://www.maplesoft.com/support/downloads/pthreads-w32-2-9-1-release.tar.gz


GL2PS a library providing high quality vector output for OpenGL applications https://www.maplesoft.com/support/downloads/gl2ps.zip


GStreamer - a pipeline-based multimedia framework

https://www.maplesoft.com/support/downloads/Gstreamer.zip



JavaMail:

https://www.maplesoft.com/support/downloads/JAVAMAIL-1_5_6.zip


arb - C library for arbitrary-precision interval arithmetic.
Maple 2019 to Maple 2020 2.15.0
https://www.maplesoft.com/support/downloads/arb-2.15.0.zip


Maple 2021 and later 2.18.1
https://www.maplesoft.com/support/downloads/arb-2.18.1.zip

FLINT - Fast Library for Number Theory
Maple 2019 to Maple 2020 2.15.0
https://www.maplesoft.com/support/downloads/flint-b44e31c4b.zip


Maple 2021 and later 2.6.3
https://www.maplesoft.com/support/downloads/flint-2.6.3.zip

OpenJDK
Maple 2021 15.0.1-9
https://www.maplesoft.com/support/downloads/jdk-15.0.1-9.zip

JavaFX
Maple 2021 15.0.1
https://www.maplesoft.com/support/downloads/javafx-15.0.1.zip

The version of the following library's source code used by MapleSim is available here:

FFmpeg Library:
Source: https://www.maplesoft.com/support/downloads/ffmpeg-0.6.1.tar.bz2.zip
Patch for Windows 64: https://www.maplesoft.com/support/downloads/ffmpeg_win64.patch.zip