numpy>=1.15.1
scipy>=1.1.0
pymatgen==2017.8.4
custodian==2018.8.10
ase==3.11.0
pybtex==0.21
fortranformat==0.2.5
pandas==0.23.4

[babel]
openbabel
pybel

[doc]
sphinx>=1.3.1
sphinx-rtd-theme>=0.1.8
