Get GEM-Selektor binary package or build it!
GEM-Selektor v.3 (GEMS3) is a code package for thermodynamic modelling
of aquatic (geo)chemical systems.
The GEMS3 package is distributed free of charge to registered users
affiliated to non-profit educational and research institutions, for
educational and research purposes only, subject to the Terms
and Conditions of Use.
Use of GEMS3 in any commercial activity (not education or research)
requires a written agreement with the vendor (Paul Scherrer Institute).
The currently available trunk variant of GEMS3 is provided without
source code, in the form of an executable program with built-in thermodynamic
database and help database. The source code is publicly available here
and here. Starting
from version 3.6.0, the source code of GEMS3GUI part is made available
under the GPL v.3 license. The source code of GEMS3K kernel is available
under LGPL v.3 license, as before.
GEMS3 runs under Windows, Mac OSX and Linux desktop PCs. See the GEMS3 Technical
Info page for the IT-related information and for the installation
We would appreciate a non-compulsory registration of your name,
affiliation, and e-mail, as well as OS and area of potential
Currently available binaries:
GEM-Selektor v.3.9.0 rev. e7e92e0.8bcdafa (improved GEM convergence and
speed, improved Phase and ReacDC wizards and help pages, various minor
bugfixes, the first version using Qt6 framework).
Starting from version 3.6.0, GEM-Selektor GUI (Graphical User
Interface) source code is available under GPL v.3 license. People who are
not afraid of computing (especially those working on Linux systems) can
download git repositories of GEMS3GUI and GEMS3K and build them as
described in Readme.md of GEMS3GUI. To download the latest (trunk) version
of the GEMS3GUI source code under GPL v.3 license, open your web browser
and navigate to https://bitbucket.org/gems4/gems3gui
(recommended for Linux users). To build the code, follow the instructions
in Readme.md file there (you need to have Git installed - provided by
default in MacOS, Linux, and Windows 10). The current trunk HEAD
corresponds to GEM-Selektor v.3.9.0.
17. 06. 2021
Copyright (c) 2003-2021 GEMS