Another potential option is DocumentCloud: open-source, with support from major journalistic outlets.

http://www.documentcloud.org

An example from Minar's post, the Elliot Rodger 'Twisted Life' document, has been uploaded there by a NYDailyNews reporter:

http://www.documentcloud.org/documents/1173655-elliot-rodger...

Perhaps a bit easier to read than the Scribd version, with a 'text' tab for accessing raw copyable text, and a download link for the PDF original.