---
name: "dreadnaut"
section: "1"
platform: "linux"
package: "nauty"
version: "2.8.9+ds-1+b1"
release: "Debian 13 (Trixie)"
platforms: ["linux"]
url: "https://new.carta.tech/dreadnaut"
---

# dreadnaut(1)

command line interface to nauty graph isomorphism library

## NAME

dreadnaut - command line interface to nauty graph isomorphism library

## SYNOPSIS

**dreadnaut** \[*-o options*\]

## DESCRIPTION

-

  Enter nauty+traces test program.

- **-o** options - set initial options.

  The parameter value is a string of

-

  dreadnaut commands from the following set: a,c,d,m,p,l,G,P,w,y,$,A,V,M The effect is the same as if these commands are entered at the beginning of the standard input.

-

  For help within dreadnaut, use the h and H commands.