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Classification Datasets

There are 45 classification datasets in our directory. Each links to its source, paper, and download — browse the full list below or filter by language.

Classification is the task of sorting inputs into predefined categories — one of the most common supervised-learning tasks. We catalog 45 datasets for it.

Updated June 2026

What languages do classification datasets cover?

English datasets (36)Multi-Lingual datasets (2)Arabic datasets (2)Dutch datasets (2)Portuguese datasets (1)German datasets (1)Chinese datasets (1)

Explore other dataset tasks

General NLP(297)Text Corpora(154)Text Generation(137)Question Answering(130)Reading Comprehension(43)Text Classification(33)Machine Translation(25)Sentiment Analysis(21)Dialogue(21)Visual Question Answering(21)Text To Image(20)Image To Text(18)

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