Questions about the program Nauty (No AUTomorphisms, Yes?) used for studying isomorphisms of graphs.

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### Nauty software package and weighted graphs

I am working with software package Nauty. It there a way to add weighted graphs in nauty software package?

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### Details of generation programs supplied with nauty

The program nauty comes with gtools which contains, among others, several generation programs like geng, genbg, ... I was ...

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### Generating k-partite graphs

Does there exist an efficient algorithm for generating all non-isomorphic k-partite graphs up to a certain order $n$? I've read through the nauty tutorial, but it doesn't look like anything beyond ...

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### An example of when nauty, on two different platforms, gives different canonical labels for the same input graph? [closed]

Let $G$ be a graph. I've heard that, if we use nauty to canonically label $G$ on two different platforms, it's possible to obtain distinct labels. However, I've never actually seen this occur.
The ...

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### Is there a canonical labelling package optimised for small graphs?

Recently, I've been looking into motifs in networks (directed graphs) -- small connected induced subgraphs that appear significantly more frequently than in a "similar random graph".
In practice, we ...