Asymptote

		  ASYMPTOTE
  Copyright 2004-2026 Andy Hammerlindl, John Bowman, and Tom Prince

Asymptote is a powerful descriptive vector graphics language for technical drawing, inspired by MetaPost but with an improved C++-like syntax. Asymptote provides for figures the same high-quality level of typesetting that LaTeX does for scientific text.

Installation instructions, documentation, binaries, and source code are available at:

https://asymptote.sourceforge.io

Bugs/Patches/Feature Requests can be submitted to

https://github.com/vectorgraphics/asymptote/issues

Questions and comments should be sent to the Asymptote Forum:

https://sourceforge.net/p/asymptote/discussion/409349

All source files in the Asymptote project, unless explicitly noted otherwise, are released under version 3 (or later) of the GNU Lesser General Public License (see the files LICENSE.LESSER and LICENSE in the top-level source directory).

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This program is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 3 of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public License along with this program. If not, see http://www.gnu.org/licenses/.

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Note that the Windows executable of Asymptote available on https://asymptote.sourceforge.io and https://ctan.org can only be released under the GNU General Public License (GPL) as it ships with the GNU Scientific Library, GNU Readline library, and other GPL libraries. Source code for the various dll libraries that ship with this version of Asymptote is available as follows.

fftw3: https://www.fftw.org/fftw-3.3.10.tar.gz

getopt: https://github.com/ludvikjerabek/getopt-win

freeglut: https://github.com/freeglut/freeglut

gsl: gslcblas: https://ftp.gnu.org/gnu/gsl/gsl-2.8.tar.gz

libcurl: https://github.com/curl/curl

pthreadVC3: https://sourceforge.net/projects/pthreads4w/files/pthreads4w-code-v3.0.0.zip

readline: https://github.com/xiaozhuai/readline-win32

zlib1: https://github.com/madler/zlib/releases/tag/v1.3.1

vulkan_lvp.dll: https://github.com/mmozeiko/build-mesa/releases/download/26.0.6/mesa-lavapipe-x64-26.0.6.7z

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Source for various icons is available under the MIT license from https://github.com/driftyco/ionicons/archive/v2.0.1.zip https://github.com/iconic/open-iconic/archive/master.zip under the CC-BY-SA 4.0 license: http://www.entypo.com/ and under a CC license: http://www.zondicons.com/zondicons.zip

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THIRD-PARTY COMPONENTS

Asymptote includes several third-party libraries (span-lite, wyhash, Boehm GC, LspCpp, libatomic_ops, GLEW, TinyEXR), each with their own license terms. See LICENSES-THIRD-PARTY.md for the component list, or run asy --licenses=full to print the full license texts from the installed licenses/ directory.