Sigma open datasets

Every successful machine learning project starts with quality data. We’ve assembled a collection of free, open-source datasets you can use in machine learning experiments and projects. If you have a free, publicly-available dataset you’d like us to add, contact us to let us know!

How it works

  1. Click an entry to view all dataset criteria
  2. Sort data by fields including description, usage, media type, etc.
  3. Search datasets by words or phrases
  4. Download a CSV file through the link on the bottom right
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