is an online database of graphs.
A graph is a mathematical structure comprising from objects (vertices) and their inter-relations (edges).
In the Graph Bank, you can search graphs by their characteristics.
Graph Bank pre-collects hundreds of famous or important graphs from various sources, including SageMath.
You can contribute to the database by uploading your graphs.
Currently featured are the order-degree problem and the degree-diameter problem solutions. Explore the world of graph!