Several government, collaborative, and research efforts are continuously going on to develop and maintain standard datasets for different subjects and domains inside subjects. These datasets are available for the public to download or to work offline, or they can also have the facility of online computations over these datasets. One such notable effort is named Open Science Data Cloud (OSDC), which has several datasets on each subject. This list, compiled from various open data sources, is available. They also host data on their web portal (https://www.opensciencedatacloud.org/publicdata/). A subject-wise list of selected datasets from OSDC is as follows: