Foreign policy did not feature in US election per se, but future of world order on ballot today. Many non-US think tanks have looked at consequences. This one is strong on divisions inside Democrats between Restorationists and modernisers. https://www.lowyinstitute.org/publications/point-no-return-2020-election-and-crisis-american-foreign-policy
From Paris a summary of how Europe must set an agenda with Washington whatever the outcome. https://www.institutmontaigne.org/en/publications/trump-or-biden-rebuilding-transatlantic-relationship
Europe talks, and talks, about establishing greater economic sovereignty and independence from the US. Here is a route map from @ecfr on how this might happen. https://ecfr.eu/publication/redefining_europes_economic_sovereignty/
From the newish British Foreign Policy Group "Trump’s approach to foreign policy represents an extreme evolution of a process that began under Obama in which the status quo of American military interventionism came to favour caution over action". https://bfpg.co.uk/2020/10/us-elections-2020/
Classy and comprehensive from UK's Chatham House "The UK, which in recent months has adopted an increasingly hawkish stance on China, may turn out to be one of the few European countries that is substantially aligned with the US on China". https://www.chathamhouse.org/2020/10/us-foreign-policy-priorities/02-transatlantic-relations
From the Munich Security Conference team. Can Germany end the angst, step up to the security plate and find a new way to work with the US ? https://securityconference.org/en/publications/msr-special-editions/germany-2020/
This focusses on Biden's theme of building an alliance of democracies against authoritarianism. https://securingdemocracy.gmfus.org/linking-values-and-strategy/