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Best Graph Visualization Tools Software in 2026

Graph visualization tools help you work with connected data as diagrams or interactive views. This list is for people choosing software on a budget, including web, desktop, API and self-hosted setups.

  1. 1

    Avidemux

    Free plan Open source LinuxMacWeb+1
    9.3 Free plan Visit site
  2. 2

    Gephi

    by Gephi
    Free plan LinuxMacWeb+1

    Gephi offers broad network analysis, visualization, import, and export capabilities without a software charge.

    7.5 Free plan Visit site
  3. 3

    Graphviz

    Free plan APILinuxMac+2

    Choose Graphviz if you want free, open-source graph visualization with configurable layouts and broad export options.

    7.5 Open source Visit site
  4. 4

    Kumu

    Free plan Self-hostedWeb

    Choose Kumu when relationship mapping, built-in network analysis, and interactive sharing are central to your work.

    7.0 Free plan · paid from $9/mo · 14-day trial Visit site
  5. 5

    VOSviewer

    Free plan LinuxMacWeb+1

    Choose VOSviewer if you need free tools to build and share bibliometric visualizations from scientific literature.

    6.9 Free plan Visit site
  6. 6

    Polinode

    Free plan APIWeb

    Polinode provides several ways to gather network data and analyze it, with account tiers that differ in private-network limits and support.

    6.8 Free plan · paid from $40/mo Visit site
  7. 7

    Sigma.js

    Free plan APIWeb

    Sigma.js offers a focused browser library for interactive Graphology visualizations, with WebGL performance, framework support, and extensibility packages.

    6.7 Free plan Visit site
  8. 8

    Tulip

    Free plan APILinuxMac+1

    Tulip offers extensive graph visualization and programming access without a software charge.

    6.6 Free plan Visit site
  9. 9

    Cytoscape Desktop

    Free plan LinuxMacWindows
    6.4 Free plan Visit site
  10. 10

    Gruff

    Free plan LinuxWebWindows
    6.3 Free plan Visit site
  11. 11

    Helios

    Free plan LinuxMacWeb+1
    6.3 Free plan Visit site
  12. 12

    KeyLines

    by KeyLines
    Free trial AndroidAPIiPhone+5

    KeyLines provides graph visualization and analysis capabilities while allowing customer-controlled hosting and data location.

    6.3 Pricing on request · 21-day trial Visit site
  13. 13

    AntV G6

    Free plan Web
    6.2 Free plan Visit site
  14. 14

    CitNetExplorer

    Free plan Windows
    6.2 Free plan Visit site
  15. 15

    Linkurious

    by Linkurious
    Free trial APILinuxMac+3

    Linkurious combines graph visualization, search, AI-assisted querying, and deployment flexibility for connected-data investigations.

    6.2 From €490/user/mo · 30-day trial Visit site
  16. 16

    Cytoscape.js

    Free plan Web
    6.1 Free plan Visit site
  17. 17

    NAViGaTOR

    Free plan LinuxMacWindows
    6.1 Free plan Visit site
  18. 18

    Graphistry

    Free plan Web
    6.0 Free plan Visit site
  19. 19

    LaNet-vi

    Free plan Web
    5.8 Free plan Visit site
  20. 20

    SocNetV

    Free plan LinuxMacWindows
    5.8 Free plan Visit site
  21. 21

    Motif

    Free plan Web
    5.7 Free plan Visit site
  22. 22

    Pajek

    Free plan
    5.5 Free plan Visit site
  23. 23

    Rocs

    Free plan Linux
    5.5 Free plan Visit site
  24. 24

    Tom Sawyer Perspectives

    Paid LinuxMacWindows
    4.1 Pricing on request Visit site
  25. 25

    NetMiner

    Paid Windows
    4.0 Pricing on request Visit site

#1Places #1, #2, #3, #4, #5 on this list can be bought by the makers of the software on it. See the price

Compare the free plan, paid starting price, deployment option, graph data model, interactive filtering, team collaboration, scripting or API support, and export formats. If code access matters, check the licence; free trials and plan limits can differ.

Questions

Which graph visualization tools have a free plan?

Items with a listed free plan include AntV G6, Avidemux, CitNetExplorer, Cytoscape Desktop, Cytoscape.js, Graphistry, Gruff, Helios and Kumu.

Is any tool open source?

Graphviz is listed with an open-source pricing note. Review the licence before reading, changing or redistributing code.

Which tool offers a free trial?

Kumu lists a 14-day trial. Its pricing note also lists a free plan and paid plans from $9 per month.

What platforms are covered?

The category includes tools running on the web, Windows, Linux, macOS, API and self-hosted deployments.

What should I compare besides price?

Compare deployment, graph data model, interactive filtering, team collaboration, scripting or API support, and export formats.

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