Here is a list of tools for generating custom wordlists:

  • cewl: generate wordlist from website’s text content
  • Mutate wordlists: extend wordlist with rulesets
  • crunch: generate wordlist based on character pattern
  • rsmangler: extend existing wordlist
  • kwprocessor: generate keywalks
  • see Kali Built-in wordlists: /usr/share/wordlists