Multiwfn 3.8 Download Link May 2026

New variants of the Independent Gradient Model (IGM) for studying weak interactions in static and fluctuating environments (e.g., molecular dynamics). Aromaticity Indices: Support for HOMAc and HOMER indices.

Ability to analyze wavefunctions from methods like CCSD(T) and MP5 via ORCA 6.1 integration.

Download Full Version (ZIP) | No-GUI Version (ZIP) multiwfn 3.8 download

The 3.8 release marks a major milestone in the software's 15-year development history. Key updates include:

The official source for all Multiwfn versions is the Multiwfn Official Website . Download Binary (RAR) New variants of the Independent Gradient Model (IGM)

To enable parallel processing, edit the settings.ini file and set the nthreads parameter to match your CPU cores. 2. Linux Installation Download the Linux binary (Full or No-GUI). Unzip the package: unzip Multiwfn_3.8_bin_Linux.zip .

Windows is the most stable platform for Multiwfn and requires minimal setup. Download the Multiwfn_3.8_bin_Win64.rar file. Extract the contents using a tool like WinRAR or 7-Zip. Double-click Multiwfn.exe to start. Download Full Version (ZIP) | No-GUI Version (ZIP) The 3

Option 8 added to CHELPG/MK interfaces to constrain atomic charges to reproduce the electric dipole moment.