A list of publicly available datasets for your experiments in machine learning, social network analysis, recommender systems, or data mining.

Datasets used in our publications

• AMMICO GBM sample dataset
• Last.fm tracks listening: 92834 listening information counts of 17632 artists by 1892 users of Last.fm
• Flixster: 8.2 millions ratings of about 49000 movies by about 1 million users. Plus an explicit friends' network with 26.7 millions of links.
• MovieLens1M: 1000209 ratings of approximately 3900 movies made by 6040 users who joined MovieLens in 2000.
• Million Song Dataset (MSD): 8 millions listening counts of 380000 songs by 1.2 millions users.

Social networks, graphs

• Mark Newman's collection
• Jure Leskovec's Stanford Large Network Dataset Collection (SNAP)
• KONECT, The Koblenz Network Collection
• The Colorado Index of Complex Networks} (ICON), an index with more than 3100 research-quality network data sets from all domains of network science, including social, web, information, biological, ecological, connectome, transportation, and technological networks.

Public Data, Open Data

• European Union Open Data Portal
• Open platform for french public data (for more informations, see also Etalab website)
• Belgium public open data
• Chilean public data (Portal de datos publicos de Chile)
• U.S. Government's open data
• US Health Data

Others Big Data Repositories

• Kaggle datasets (the famous challenges)
• KDnuggets's list of Datasets for Data Mining and Data Science
• Amazon's AWS Public Datasets
• List of Public Datasets on GitHub
• Automatic text understanding and reasoning : Facebook bAbI project