Whether you prefer a (like GaussView) or command-line tools?
: The preferred platform for production calculations (64-bit Red Hat, SUSE, Ubuntu).
If you do not have access to an institutional license for Gaussian 16 and cannot afford to purchase one, you are not without options. A vibrant ecosystem of free, open-source, and academically available quantum chemistry software packages exists, many of which offer capabilities that rival or even exceed those of commercial software in specific areas.
What are you planning to run (e.g., DFT, geometry optimization, excited states)?
Heavily reduced pricing compared to commercial chemical and pharmaceutical corporations. Top Free and Open-Source Alternatives to Gaussian
Many universities have a central software distribution platform for their students and faculty. For example, Peking University has a "Genuine Software Platform" where they provide Gaussian 16 Linux and other professional software to all teachers and students for free.
Gaussian 16 is a proprietary commercial software for computational chemistry and does not offer a truly "free" public download for individual users. University of Cambridge How to Access Gaussian 16
and is not legally available for free download from official sources. It is proprietary, developed by Gaussian, Inc., and requires a paid license.
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Whether you prefer a (like GaussView) or command-line tools?
: The preferred platform for production calculations (64-bit Red Hat, SUSE, Ubuntu).
If you do not have access to an institutional license for Gaussian 16 and cannot afford to purchase one, you are not without options. A vibrant ecosystem of free, open-source, and academically available quantum chemistry software packages exists, many of which offer capabilities that rival or even exceed those of commercial software in specific areas.
What are you planning to run (e.g., DFT, geometry optimization, excited states)?
Heavily reduced pricing compared to commercial chemical and pharmaceutical corporations. Top Free and Open-Source Alternatives to Gaussian
Many universities have a central software distribution platform for their students and faculty. For example, Peking University has a "Genuine Software Platform" where they provide Gaussian 16 Linux and other professional software to all teachers and students for free.
Gaussian 16 is a proprietary commercial software for computational chemistry and does not offer a truly "free" public download for individual users. University of Cambridge How to Access Gaussian 16
and is not legally available for free download from official sources. It is proprietary, developed by Gaussian, Inc., and requires a paid license.