Similar items by topic, tags, and provider (metadata-only).
datasetUCI
UCI
Classic and modern ML datasets that are ideal for education, benchmarking, and tabular experiments.
datasetnanarchive.ics.uci.edu
archive.ics.uci.edu
Useful transaction data for retail analytics and demand modeling.
datasetdata.worldbank.org
data.worldbank.org
Access: open. Development indicators
datasetrcsb.org
rcsb.org
structure_retrieval / molecular_engineering
datasetBuildphysionet.org
physionet.org
Canonical source for ECG, ICU, waveform, and related biomedical datasets.
datasetBuildopenneuro.org
openneuro.org
Best open hub for MRI/EEG/MEG/iEEG style data.
datasetfoundationMIT
MIT
Excellent lecture notes, exams, and videos across advanced technical topics.
datasetnandumps.wikimedia.org
dumps.wikimedia.org
Strong encyclopedic backbone for general knowledge and factual style.
datasetnanHugging Face
Hugging Face
Top open code corpus; huge language coverage.
datasetnanstorage.googleapis.com
storage.googleapis.com
Large supervised vision dataset with labels, boxes, masks, relations, narratives.
datasetNASA
NASA
NASA metadata portal for open datasets spanning science, aeronautics, Earth, and exploration.
datasetnanopenslr.org
openslr.org
Classic open English speech corpus.