Discover ToposKG

A modular geospatial Knowledge Graph with global coverage, highly detailed geometries and partial topological consistency.

Why Choose ToposKG?

A next-generation geospatial knowledge graph with powerful features

Modular Architecture

Easily extendable design that adapts to your specific geospatial data needs and use cases.

Global Coverage

Comprehensive worldwide geospatial data representation with consistent modeling.

Topological Consistency

High quality data sources ensure topological consistency on the upper adminstrative levels.

Detailed Geometries

ToposKG sources geospatial data from detailed sources like Global Administrative Unit Layers and OpenStreetMap among others.

Python Integration

toposkg-lib provides powerful tools for expansion and interlinking with other datasets.

PyPI Colab

Free and Open Source

Both data and code are publicly available and completely free to use.

GitHub Zenodo
100%
Open Standards
Global
Coverage
Modular
Components
Python
Integration

Available Data Sources

Browse and download available geospatial data sources

Complete Sources

Download the complete ToposKG dataset from our official Zenodo repository.

Download from Zenodo
Download via Python

Use the official Python package toposkg to fetch datasets programmatically.

Visit PyPI
Modular Download

Manually browse and download specific data sources using the interface below.

Browse Interface

Modular Download

If you want to manually download specific data sources you can do so through this interface:

Data Sources Tree

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Source Details

Select a data source to view details

Tools

Explore the tools built around the ToposKG knowledge graph.

GUI Interface Screenshot
Visual Interface

An intuitive GUI for exploring and querying the knowledge graph with ease. Built using Python, Qt and our official Python library.

View on GitHub
PyPI Package Screenshot
Python Library

The core ToposKG library available on PyPI for integrating, querying, and expanding the graph programmatically.

View on PyPI
Terminal Chatbot Screenshot
Terminal Chatbot

A terminal-based assistant for natural language querying of the knowledge graph—lightweight and scriptable.

View on Google Colab

Publications

Publication under review.

Our Team

Team Member 1
Kostas Plas

PhD Candidate

Team Member 2
Sergios-Anestis Kefalidis

PhD Candidate

Team Member 3
Manolis Koubarakis

Scientific Supervisor, Professor

Funding

Funder 1
European Space Agency

TerraQ was developed in the context of DA4DTE

Funder 3
Athena RC

"GD.402. ARCHI-YPPhD-0824" PhD scholarship

Funder 2
Greek State Scholarship Foundation

"NIK. D. XRYSOVERGI" PhD scholarship

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