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- https://archive.org/details/14566367HackerNewsCommentsAndStoriesArchivedByGreyPanthersHacker : 1.6 GB .json.bz2 hacker news comments and stories
- https://archive.org/details/stackexchange
- https://www.reddit.com/r/datasets/comments/3bxlg7/i_have_every_publicly_available_reddit_comment/
- https://www.reddit.com/r/datasets/comments/3mg812/full_reddit_submission_corpus_now_available_2006/
- http://blog.garage-coding.com/2015/12/28/query-online-datasets.html