Open Data
Public datasets available for research, analysis, and application development.
Available Datasets
| Dataset | Description | Format | Size | Last Updated |
|---|---|---|---|---|
| Knowledge Nodes | Complete knowledge node database | JSON, CSV, RDF | 2.4 GB | Daily |
| Relations | Knowledge relation graph | JSON, RDF, GraphML | 1.8 GB | Daily |
| Wikipedia Links | Cross-references to Wikipedia | JSON, CSV | 420 MB | Weekly |
| Community Edits | Edit history and contributions | JSON | 890 MB | Daily |
| Public Paths | Open learning paths data | JSON, CSV | 156 MB | Weekly |
| KG Schema | Knowledge graph schema definition | JSON Schema, RDF Schema | 12 MB | Monthly |
Export Formats
JSON
Machine-readable format suitable for API consumption, data processing pipelines, and web applications. Line-delimited JSON available for large datasets.
CSV
Tabular format for spreadsheet analysis, statistical software, and quick data exploration. All datasets include header rows and consistent column ordering.
RDF
Semantic web format using standard RDF serializations (Turtle, N-Triples, RDF/XML). Suitable for linked data applications and semantic reasoning.
Graph Export
Graph-specific formats including GraphML for network analysis tools and visualization software. Relations dataset supports full graph topology export.
License
All data is available under the CC BY-SA 4.0 license. You are free to share and adapt the data for any purpose, provided you give appropriate credit and distribute your contributions under the same license.