For anaconda installation follow these links, if anaconda is already installed in your machine start from step 2.
a) Download: https://www.anaconda.com/download
b) Installation: https://docs.conda.io/projects/conda/en/stable/user-guide/install/linux.html#
Create conda environment
conda create -n Openmm_env
Activate conda enviroment
conda activate Openmm_env
Install OpenMM in Openmm_env
conda install -c conda-forge openmm=8.1
Install UFEDMM in Openmm_env
conda install mdtools::ufedmm
Install OpenMM forcefields in Openmm_env
conda install --yes -c conda-forge openmmforcefields
Install mpi4Py in Openmm_env
conda install conda-forge::mpi4py
Install fes-calculator
pip install fes-calculator
Install Non-bonded slicing module
conda install conda-forge::openmm-nonbonded-slicing