The Best MovieLens-1M Alternatives in 2026

Ego-Exo4D is a multimodal video dataset and benchmark for studying skilled everyday activities from first and third person views.

Search more than eight million plant, algae, and fungi specimens held by Australian and New Zealand herbaria.

Search and browse millions of images on JSTOR, including collections previously hosted by Artstor.

BUAP’s open access repository contains documents deposited by professors and researchers, with communities, collections, and search fields.

Otzar HaHochma's digital library contains Jewish books, including religious, research, and Hebrew-language works.

The Cambridge Structural Database contains curated crystal-structure data for chemistry research.

The SWISS-MODEL Repository contains annotated 3D protein structure models generated by a homology-modelling pipeline.

The Bugwood Image Database contains 335,998 images covering 29,274 subjects from 2,779 photographers.

The Global Terrestrial Network for Permafrost database contains metadata and quality-controlled measurements of permafrost temperatures and annual thaw depth.

NASA’s Infrared Science Archive curates science products from infrared and submillimeter missions, with catalog and contributed dataset search.

Montréal's open data site lets visitors search municipal datasets and browse topics, news, and applications.

Amsterdam’s municipal data site provides current city information and lets visitors search streets, buildings, public spaces, map layers, and datasets.

The Hamburg Center for Language Corpora repository hosts spoken-language corpora, with new datasets accepted by application.

DNBLab provides access to bibliographic datasets and digital objects, with information on querying German National Library data through its SRU interface.

The Australian Antarctic Data Centre provides a portal for Antarctic datasets and research data.

OpenDataPhilly catalogs open datasets from Philadelphia and regional organizations.

Données Québec lets visitors explore datasets, organizations, and applications through its open data portal.

Salamanca's open data portal provides public datasets from the provincial government and its tax collection agency.

Seoul's open data portal provides access to municipal datasets and information on searching, using, and requesting public records.

Brazil’s Superior Electoral Court open data portal organizes election datasets by year, organization, group, and campaign finance topic.

Örebro’s open data page lists reusable information including supplier invoices, air quality measurements, and other public datasets.

Hong Kong’s open data platform provides datasets for free reuse under the platform’s terms and conditions.

The Italian Senate Data Portal offers direct access to Senate data, with options to download or query datasets and subscribe to updates.

The São Paulo Legislative Assembly's open data portal lists datasets on legislative activity, representatives, administration, and law.