LICENSE INFORMATION: To download and use Multiwfn, you are required to read and agree the following terms:
(a) Currently Multiwfn is free of charge and open-source for both academic and commerical usages, anyone is allowed to freely distribute the original or their modified Multiwfn codes to others.
(b) Multiwfn can be distributed as a free component of commercial code. Selling modified version of Multiwfn may also be granted, however, obtaining prior consent from the original author of Multiwfn (Tian Lu) is needed.
(c) If Multiwfn is utilized in your work, or your own code incorporated any part of Multiwfn code, at least the original paper of Multiwfn MUST BE cited in your work or code:
Tian Lu, Feiwu Chen, J. Comput. Chem., 33, 580-592 (2012)
(d) There is no warranty of correctness of the results produced by Multiwfn, the author of Multiwfn does not hold responsibility in any way for any consequences arising from the use of the Multiwfn.


Note: It is strongly suggested using Visualping to detect change in "Last update" in this page so that you can automatically receive notification about latest update via E-mail.

Development version: 3.7  Last update: 2020-Jan-19

Latest formal version: 3.6  Release date: 2019-May-21

If you are unable to directly download the files from above links, please access this netdisk link (however the files may be not up to date):!HVcjECZS!rGG6dCO57AwpdCgYaQ3apg

All historical versions of Multiwfn can be downloaded via this link.

PS: gMultiwfn ( is an unoffical Linux version of Multiwfn noGUI version, it is maintained by a Multiwfn user (stecue). This version is not up-to-date and not as efficient as official version, but can be installed via a simple yum command and be compiled via gfortran.

Citing Multiwfn

This original paper of Multiwfn must be cited if Multiwfn is used in your work:

Tian Lu, Feiwu Chen, Multiwfn: A multifunctional wavefunction analyzer, J. Comput. Chem., 33, 580-592 (2012)

In addition, simultaneously citing my relevant papers, as shown below, is highly recommended when corresponding analysis or function of Multiwfn is involved in your study: