Pajek: analysis and visualization of large networks

Ver. 32 bit 64 bit
May 10,
4.10 Web Start
Pajek Web Start    PajekXXL Web Start
Install Shield
Web Start
Pajek Web Start    PajekXXL Web Start
Install Shield
March 1,
4.09 Install Shield
Install Shield
Sept. 25,
2.05 zip zip
Pajek mailing list        Datasets
Richards Software Award 2013
Greek Chinese Spanish Persian Japan French
Great Britain Portuguese German Italia Poland Slovene
Pajek Manual Exploratory Social Network Analysis with Pajek: Revised and Expanded Second Edition Exploratory Social Network Analysis with Pajek - in Japanese. Exploratory Social Network Analysis with Pajek - in Chinese.

What is new in Pajek 4.10?

May 10, 16 Pajek 4.10: Network / Send Network to Pajek added to PajekXXL - direct calling ordinary Pajek after extracting some smaller subnetwork using PajekXXL. Also the 'right' vertex labels and other vertex descriptions (e.g. shapes, coordinates,...) can be attached to network that is sent to Pajek. About PajekXXL.
Apr 29, 16 New icons and PajekXXL Web Start generated (for Pajek and PajekXXL respectivelly).
Apr 28, 16 The highest possible number of vertices that Pajek64-XXL can handle increased to 1.999.999.997 (for ordinary Pajek the limit stays 999.999.997).
Apr 15, 16 When generating Macro and LOG files, Pajek now comments each command before execution (with %).
Apr 14, 16 All executed commands (also the fastest ones) now leave a message in Report window (to trace steps in execution easier).
Apr 9, 16 Operations / Network + Vector / Info / Assortativity added.
Apr 8, 16 Network / Info / Degree Assortativity added.
Mar 4, 16 Info / Correlation (Layout, Geodesics)* added to Draw window: Correlation between distances among vertices in Draw window and their geodesics distances.
Mar 1, 16 Pajek 4.09: ...Complete history since November 15, 1996...

Some hints on Pajek

  Start with the latest version of Pajek

       Changes in main menu structure from Pajek book edition (2.05) to the latest version of Pajek
       Start with Pajek, Test Datasets, More Datasets
       Course on Social Network Analysis with Pajek, supporting programs

  Info on Pajek / Introduction to Pajek in different languages

       English: by Andrej Mrvar and Vladimir Batagelj
       German: by Vladimir Batagelj and Andrej Mrvar
       Greek: by Dimitrios Rousis
       Italian: by Fernanda Strozzi
       Persian: by Aliakbar Akbaritabar
             1. by Marion Maisonobe
             2. by Pierre Mercklé
             1. by Universidad Nacional del Sur (Argentina)
             2. by Alejandro A. Ruiz León and Nina Ines Jung
             1. by Ivette Luna
             2. by Andre M. Sarmento
             1. Videos: 1.1, 1.2, 2.1, 2.2, 3, 4.1, 4.2, 5.1, 5.2, 6.1, 6.2, 6.3.
             2. by Andy Chang
             3. by Feng Lin
             1. by Japan Advanced Institute of Science and Technology
             2. by Yuki Yasuda and Takahisa Wakabayashi
             1. by Dominik Batorski
             2. laboratorium-pajek-1
             3. laboratorium-pajek-2
             Pajek manual (by Andrej Mrvar)
             Course on Social Network Analysis with Pajek (by Andrej Mrvar)

  PajekXXL: About PajekXXL, Example 1, Example 2

  Community Detection in Pajek and PajekXXL

      Detecting communities in Pajek and Pajek XXL
      Visualizing communities in Pajek
      Comparing Louvain method and VOS Clustering
      Example of visualizing communities in collaboration network (provided by James Moody)

  Signed Networks in Pajek

      Papers, visualizations, animations, instructions...

  Analysis of Genealogies with Pajek

      Papers, presentations, fragments, macros...

  Using Unicode, LOG and MCR files

       Using Unicode in Pajek
       Macros and session (LOG) files

  SVG, EPS and VOS Visualizations

       Exporting Visualizations to VOSviewer
       Example of using Tooltips in SVG export
       Bezier curves as default shapes of lines in Pajek
       Animations of the Correlates of War data
       Some visualizations with symbols
       Drawing edges and arcs transparently in Pajek
       Drawing vertices transparently in Pajek
       Solving the problem of unwanted visibility of lines behind transparent vertices in Pajek
       house, man, and woman as additional shapes

  Supporting programs

       PajekToSvgAnim (by Darko Brvar): Zip (version, August 19, 2016), TestData, Manual
       txt2Pajek (by Juergen Pfeffer): Create Pajek files from text files (version 3)
       Web Crawlers with export to Pajek: SocSciBot, UrlNet
       socilab (by Craig Tutterow): Visualize your LinkedIn Network and save it as Pajek NET file
       Visual History for Chrome (by Samer Kurdi): Chrome extension that presents URLs visually,
           as an interactive chart and saves it as Pajek NET file. Download

  Questions regarding Pajek

       Pajek mailing list