Some of the sources were known from following articles / blogs / sites. Please show them some love.
- https://www.data.gov/open-gov/
- https://www.freecodecamp.org/news/https-medium-freecodecamp-org-best-free-open-data-sources-anyone-can-use-a65b514b0f2d/
- https://www.analyticsvidhya.com/blog/2018/03/comprehensive-collection-deep-learning-datasets/
- https://imerit.net/blog/25-best-nlp-datasets-for-machine-learning-all-pbm/