Recently, Mosireen launched its Internet “resistance archive,” 858
The collection includes footage shot during the revolution by both members and non-members from 18 days in January 2011 when activists protested in Tahrir square Egypt. At its outset it contained 858 items although more is being added. It is important that this is preserved as Egyptian government policy has wiped some references from its textbooks.
Background detail is given in this article from the Atlantic.
The site has English and Arabic text it is possible to search by date, location, theme and who shot the material.
Also relevant is the Tahrir Documents which is associated with the University of California, Los Angeles. It is an on-going effort to archive and translate activist papers from the 2011 Egyptian uprising collected from demonstrations in Cairo’s Tahrir Square. English translations are accessible alongside scans of the original documents.