See also

Other sources for machine learning data:

• SMS spam data: http://www.dt.fee.unicamp.br/~tiago/smsspamcollection/
• Financial dataset from Lending Club https://www.lendingclub.com/info/download-data.action
• Research data from Yahoo http://webscope.sandbox.yahoo.com/index.php
• Amazon AWS public dataset http://aws.amazon.com/public-data-sets/
• Labeled visual data from Image Net http://www.image-net.org
• Census datasets http://www.census.gov
• Compiled YouTube dataset http://netsg.cs.sfu.ca/youtubedata/
• Collected rating data from the MovieLens site http://grouplens.org/datasets/movielens/
• Enron dataset available to the public http://www.cs.cmu.edu/~enron/
• Dataset for the classic book elements of statistical learning http://statweb.stanford.edu/~tibs/ElemStatLearn/data.htmlIMDB
• Movie dataset http://www.imdb.com/interfaces
• Million Song dataset http://labrosa.ee.columbia.edu/millionsong/
• Dataset for speech and audio http://labrosa.ee.columbia.edu/projects/
• Face recognition data http://www.face-rec.org/databases/
• Social science data http://www.icpsr.umich.edu/icpsrweb/ICPSR/studies
• Bulk datasets from Cornell University http://arxiv.org/help/bulk_data_s3
• Project Guttenberg datasets http://www.gutenberg.org/wiki/Gutenberg:Offline_Catalogs
• Datasets from World Bank http://data.worldbank.org
• Lexical database from World Net http://wordnet.princeton.edu
• Collision data from NYPD http://nypd.openscrape.com/#/
• Dataset for congressional row calls and others http://voteview.com/dwnl.htm
• Large graph datasets from Stanford http://snap.stanford.edu/data/index.html
• Rich set of data from datahub https://datahub.io/dataset
• Yelp's academic dataset https://www.yelp.com/academic_dataset
• Source of data from GitHub https://github.com/caesar0301/awesome-public-datasets
• Dataset archives from Reddit https://www.reddit.com/r/datasets/

There are some specialized datasets (for example, text analytics in Spanish, and gene and IMF data) that might be of some interest to you:

• Datasets from Colombia (in Spanish): http://www.datos.gov.co/frm/buscador/frmBuscador.aspx
• Dataset from cancer studies http://www.broadinstitute.org/cgi-bin/cancer/datasets.cgi
• Research data from Pew http://www.pewinternet.org/datasets/
• Data from the state of Illinois/USA https://data.illinois.gov
• Data from freebase.com http://www.freebase.com
• Datasets from the UN and its associated agencies http://data.un.org
• International Monetary Fund datasets http://www.imf.org/external/data.htm
• UK government data https://data.gov.uk
• Open data from Estonia http://pub.stat.ee/px-web.2001/Dialog/statfile1.asp
• Many ML libraries in R containing data that can be exported as CSV https://www.r-project.org
• Gene expression datasets http://www.ncbi.nlm.nih.gov/geo/