The below Open DataSets are available directly at the following URL: http://www.OpenDataSets.info/
Listing of competent Open DataSets for research, data mining, and knowledge discovery:
Open Datasets
https://www.v7labs.com/open-datasets
https://github.com/caesar0301/awesome-public-datasets
https://www.kaggle.com/datasets
https://www.quora.com/Where-can-I-find-large-datasets-open-to-the-public
https://aws.amazon.com/public-datasets/
http://repository.upenn.edu/mead
http://catalog.data.gov/dataset