Primary sources
Ratings & reviews
Databases & archives
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AFI Catalog of Feature Films IDcatalog.afi.comC
Cinema Context IDcinemacontext.nlE
EIDR content IDui.eidr.orgF
Freebase IDgoogle.comK
Kinobox film IDkinobox.czK
Kinopoisk film IDkinopoisk.ruM
Movie Review Query Engine IDmrqe.comS
SilentEra.com film IDsilentera.comT
TCM Movie Database film ID (archived)web.archive.orgT
TMDB movie IDthemoviedb.org