Digital versions of Grotius’s Works

Works by Grotius in the Digitale Bibliotheek voor de Nederlandse Letteren
https://www.dbnl.org/auteurs/auteur.php?id=groo001

Works by Grotius in the Post-Reformation Digital Library
https://www.prdl.org/author_view.php?a_id=952

Mare liberum
https://scholar.harvard.edu/files/armitage/files/free_sea_ebook.pdf

De jure praedae commentarius
https://arkyves.org/view/DeIurePraedae
https://oll.libertyfund.org/titles/grotius-commentary-on-the-law-of-prize-and-booty

Ordinum pietas
https://www.dbnl.org/tekst/rabb001hugo01_01/rabb001hugo01_01.pdf

De jure belli ac pacis
https://www.constitution.org/gro/djbp.htm
https://socialsciences.mcmaster.ca/~econ/ugcm/3ll3/grotius/Law2.pdf
https://oll.libertyfund.org/titles/grotius-the-rights-of-war-and-peace-2005-ed-3-vols

De veritate religionis Christianae
https://quod.lib.umich.edu/e/eebo/A42204.0001.001?view=toc

resources relating to Grotius’s life and works

Stanford Encyclopedia of Philosophy
https://plato.stanford.edu/entries/grotius/

Encyclopaedia Britannica
https://www.britannica.com/biography/Hugo-Grotius

Digitale Bibliotheek voor de Nederlandse Letteren
https://dbnl.org/auteurs/auteur.php?id=groo001

Search key word ‘Grotius’ in Bibliography to the History of International Law
http://www.historyofinternationallaw.org/