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cheatsheet-tldr/tldr/crunch
2025-04-23 00:19:06 +00:00

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---
syntax: markdown
tags: [tldr, common]
source: https://github.com/tldr-pages/tldr.git
---
# crunch
> Wordlist generator.
> More information: <https://manned.org/crunch>.
- Output a list of words of length 1 to 3 with only lowercase characters:
`crunch {{1}} {{3}}`
- Output a list of hexadecimal words of length 8:
`crunch {{8}} {{8}} {{0123456789abcdef}}`
- Output a list of all permutations of abc (lengths are not processed):
`crunch {{1}} {{1}} -p {{abc}}`
- Output a list of all permutations of the given strings (lengths are not processed):
`crunch {{1}} {{1}} -p {{abc}} {{def}} {{ghi}}`
- Output a list of words generated according to the given pattern and a maximum number of duplicate letters:
`crunch {{5}} {{5}} {{abcde123}} -t {{@@@12}} -d 2@`
- Write a list of words in chunk files of a given size, starting with the given string:
`crunch {{3}} {{5}} -o {{START}} -b {{10kb}} -s {{abc}}`
- Write a list of words stopping with the given string and inverting the wordlist:
`crunch {{1}} {{5}} -o {{START}} -e {{abcde}} -i`
- Write a list of words in compressed chunk files with a specified number of words:
`crunch {{1}} {{5}} -o {{START}} -c {{1000}} -z {{gzip|bzip2|lzma|7z}}`