| The
        KnotPlot Site | 
      Robert Scharein's Knot Manipulator and
        Visualizer | 
    
    
      | JavaView | 
      Geometry and Visualization Software by Konrad
        Polthier, Eike Preuž, Klaus Hildebrandt and Ulrich Reitebuch. | 
    
    
      | jDvi | 
      Java based DVI viewer by Tim Hoffmann. | 
    
    
      | Polymake | 
      Algorithmic treatment of polytopes and
        polyhedra by Michael Joswig and Ewgenij Gawrilow | 
    
    
      | Surface
        Evolver | 
      Ken Brakke's Surface Evolver for Variational
        Problems | 
    
    
      | Cinderella | 
      Geometry Software by Ulrich Kortenkamp and
        J’rgen Richter-Gebert. | 
    
    
      | Kant | 
      Computer algebra system for algebraic number fields by Michael E. Pohst | 
    
    
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      | Math-Net
        Software | 
      Mathematical Software Archive at Math-Net. | 
    
    
      | Mathematics
        Virtual Library | 
      Listing of Mathematics Software at Florida
        State University. |