Entities List, THE FOUNDATION OFFICIAL WIKI

Entities are the main roadblocks that players must face in order to advance. They all differ in mechanics and difficulty, along with some being encountered more rarely than others. Certain audio cues or visual imagery can warn you before an entity spawns in.

Foundation Facilities - SCP Foundation

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THE FOUNDATION OFFICIAL WIKI

Entities List, THE FOUNDATION OFFICIAL WIKI

Wikimedia Foundation website - Meta

Extracting Knowledge Base Facts for Entities from Sources such as Wikipedia Titles and Infoboxes

THE FOUNDATION OFFICIAL WIKI

Groups Of Interest - SCP Foundation

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List of territorial entities where English is an official language - Simple English Wikipedia, the free encyclopedia

Foundation Departments - SCP Foundation