igraph
The igraph site offers network analysis software and describes igraph as a network analysis package.
About igraph
igraph is a network analysis package described as a collection of network analysis tools. The site states an emphasis on efficiency, portability and ease of use. It is described as open source and free.
You can use igraph through different programming interfaces, including R, Python, Mathematica and C/C++. The site lists separate components for these uses: an igraph R package, python-igraph, IGraph/M, and an igraph C library. Recent news on the site covers releases and updates for these components, with source and installation details.
It suits people who need to work with networks in code, such as developers and researchers using R, Python, Mathematica or C/C++. Users need familiarity with one of the supported programming languages to use the tools. Documentation and release notes are published on the site.
Key features
- Collection of network analysis tools
- Programmable in R, Python, Mathematica and C/C++
- Includes igraph R package
- Includes python-igraph interface
- Includes igraph C library
- Includes IGraph/M
Best for: Developers and researchers who analyze networks using R, Python, Mathematica, or C/C++.
Good for
- Described as open source and free
- Supports R, Python, Mathematica and C/C++
- Release notes and updates published on site
Watch out for
- Requires familiarity with a supported programming language
igraph at a glance
- Website
- igraph.org
- Category
- Development › Developer Tools
- Type
- Online tool
- Pricing
- Free
- Platforms
- Web
- Open source
- Not stated
- Language
- English
- Last checked
- Oct 5, 2026 · Online when checked
- Listed
- Oct 5, 2026
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igraph FAQ
What is igraph?
igraph is a collection of network analysis tools described as the network analysis package. It focuses on efficiency, portability and ease of use.
Which programming languages does igraph support?
According to the site, igraph can be programmed in R, Python, Mathematica and C/C++.
Is igraph free?
Yes, the site states that igraph is open source and free.
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