Dec 26, 2025 · igraph is a collection of network analysis tools with the emphasis on efficiency, portability and ease of use. igraph is open source and free. igraph can be programmed in R, …

For an overview of igraph’s functionality see the reference index. It includes experimental functions on which we especially welcome feedback (but feedback on any function is …

igraph can be used to create publication-quality plots by asking the plot() function to save the plot into a file instead of showing it on a screen. This can be done simply by passing the target …

igraph is a fast and open source library for the analysis of graphs or networks. The library consists of a core written in C and bindings for high-level languages including R, Python, and …

The main goals of the igraph library is to provide a set of data types and functions for 1) pain-free implementation of graph algorithms, 2) fast handling of large graphs, with millions of vertices …

R igraph manual pages Use this if you are using igraph from R

igraph supports inline plots within a Jupyter notebook via both the Cairo and matplotlib backend. If you are calling igraph.plot from a notebook cell without a matplotlib axes, the image will be …

Not too surprisingly, the script is called igraph, and provided that the script is on your path in the command line of your operating system (which is almost surely the case on Linux and OS X), …

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Graph generation The first step of most igraph applications is to generate a graph. This section will explain a number of ways to do that. Read the API reference for details on each function …