Friday, November 6, 2026 · Asia/KarachiFree tools · No signup · Runs in your browser
ToolsFreeHubFree tools. Browser-private.

Home /Tools /Developer Tools /Pre-commit Config Generator

Pre-commit Config Generator

prc-h on Pre-commit Config Generator reads Hook id. Press Generate and the opening box includes “repos:”. The comparison box includes “repos:”. prc-h line “repos:”. prc-h line “- repo: https://github.com/pre-commit/pre-commit-hooks”. prc-h line “rev: v5.0.0”. prc-h line “hooks:”. prc-h line “- id: trailing-whitespace”. prc-h line “repos:”. prc-h line “- repo: https://github.com/pre-commit/pre-commit-hooks”. prc-h line “rev: v5.0.0”. prc-h line “hooks:”. prc-h line “- id: trailing-whitespace”.

New

How to use

  1. Use prc-h with Hook id.
  2. Opening values for prc-h: Hook id trailing-whitespace.
  3. Press Generate. prc-h should show “repos:”.
  4. Keep the prc-h lines that follow “repos:”.
  5. Comparison values for prc-h: Hook id trailing-whitespace.
  6. Press Generate again. prc-h should show “repos:”.

Formula / how it works

prc-h opening press of Generate returned:

repos:

  • repo: https://github.com/pre-commit/pre-commit-hooks

rev: v5.0.0
hooks:

  • id: trailing-whitespace

prc-h line “repos:”. prc-h line “- repo: https://github.com/pre-commit/pre-commit-hooks”. prc-h line “rev: v5.0.0”. prc-h line “hooks:”. prc-h line “- id: trailing-whitespace”.

prc-h comparison values Hook id trailing-whitespace returned:

repos:

  • repo: https://github.com/pre-commit/pre-commit-hooks

rev: v5.0.0
hooks:

  • id: trailing-whitespace

prc-h line “repos:”. prc-h line “- repo: https://github.com/pre-commit/pre-commit-hooks”. prc-h line “rev: v5.0.0”. prc-h line “hooks:”. prc-h line “- id: trailing-whitespace”.
prc-h prc-h note 1: value “trailing-whitespace” is what Generate turned into “repos: - repo: https://github.com/pre-commit/pre-commit-hooks rev: v5.0.0 hooks: - id: tra”, while “trailing-whitespace” is what prc-h turned into “repos: - repo: https://github.com/pre-commit/pre-commit-hooks rev: v5.0.0 hooks: - id: tra”.
prc-h prc-h note 2: value “trailing-whitespace” is what Generate turned into “repos: - repo: https://github.com/pre-commit/pre-commit-hooks rev: v5.0.0 hooks: - id: tra”, while “trailing-whitespace” is what prc-h turned into “repos: - repo: https://github.com/pre-commit/pre-commit-hooks rev: v5.0.0 hooks: - id: tra”.
prc-h prc-h note 3: value “trailing-whitespace” is what Generate turned into “repos: - repo: https://github.com/pre-commit/pre-commit-hooks rev: v5.0.0 hooks: - id: tra”, while “trailing-whitespace” is what prc-h turned into “repos: - repo: https://github.com/pre-commit/pre-commit-hooks rev: v5.0.0 hooks: - id: tra”.
prc-h prc-h note 4: value “trailing-whitespace” is what Generate turned into “repos: - repo: https://github.com/pre-commit/pre-commit-hooks rev: v5.0.0 hooks: - id: tra”, while “trailing-whitespace” is what prc-h turned into “repos: - repo: https://github.com/pre-commit/pre-commit-hooks rev: v5.0.0 hooks: - id: tra”.
prc-h prc-h note 5: value “trailing-whitespace” is what Generate turned into “repos: - repo: https://github.com/pre-commit/pre-commit-hooks rev: v5.0.0 hooks: - id: tra”, while “trailing-whitespace” is what prc-h turned into “repos: - repo: https://github.com/pre-commit/pre-commit-hooks rev: v5.0.0 hooks: - id: tra”.
prc-h prc-h note 6: value “trailing-whitespace” is what Generate turned into “repos: - repo: https://github.com/pre-commit/pre-commit-hooks rev: v5.0.0 hooks: - id: tra”, while “trailing-whitespace” is what prc-h turned into “repos: - repo: https://github.com/pre-commit/pre-commit-hooks rev: v5.0.0 hooks: - id: tra”.
prc-h prc-h note 7: value “trailing-whitespace” is what Generate turned into “repos: - repo: https://github.com/pre-commit/pre-commit-hooks rev: v5.0.0 hooks: - id: tra”, while “trailing-whitespace” is what prc-h turned into “repos: - repo: https://github.com/pre-commit/pre-commit-hooks rev: v5.0.0 hooks: - id: tra”.
prc-h prc-h note 8: value “trailing-whitespace” is what Generate turned into “repos: - repo: https://github.com/pre-commit/pre-commit-hooks rev: v5.0.0 hooks: - id: tra”, while “trailing-whitespace” is what prc-h turned into “repos: - repo: https://github.com/pre-commit/pre-commit-hooks rev: v5.0.0 hooks: - id: tra”.
prc-h prc-h note 9: value “trailing-whitespace” is what Generate turned into “repos: - repo: https://github.com/pre-commit/pre-commit-hooks rev: v5.0.0 hooks: - id: tra”, while “trailing-whitespace” is what prc-h turned into “repos: - repo: https://github.com/pre-commit/pre-commit-hooks rev: v5.0.0 hooks: - id: tra”.
prc-h prc-h note 10: value “trailing-whitespace” is what Generate turned into “repos: - repo: https://github.com/pre-commit/pre-commit-hooks rev: v5.0.0 hooks: - id: tra”, while “trailing-whitespace” is what prc-h turned into “repos: - repo: https://github.com/pre-commit/pre-commit-hooks rev: v5.0.0 hooks: - id: tra”.
prc-h prc-h note 11: value “trailing-whitespace” is what Generate turned into “repos: - repo: https://github.com/pre-commit/pre-commit-hooks rev: v5.0.0 hooks: - id: tra”, while “trailing-whitespace” is what prc-h turned into “repos: - repo: https://github.com/pre-commit/pre-commit-hooks rev: v5.0.0 hooks: - id: tra”.
prc-h prc-h note 12: value “trailing-whitespace” is what Generate turned into “repos: - repo: https://github.com/pre-commit/pre-commit-hooks rev: v5.0.0 hooks: - id: tra”, while “trailing-whitespace” is what prc-h turned into “repos: - repo: https://github.com/pre-commit/pre-commit-hooks rev: v5.0.0 hooks: - id: tra”.

Worked examples

prc-h opening run

Inputs: Hook id: trailing-whitespace

Set Hook id trailing-whitespace. Press Generate. Control prc-h should include “repos:”.

Result: repos: - repo: https://github.com/pre-commit/pre-commit-hooks rev: v5.0.0 hooks: - id: trailing-whitespace

prc-h opening transcript begins repos:.

prc-h comparison run

Inputs: Hook id: trailing-whitespace

Set Hook id trailing-whitespace. Press Generate. Control prc-h should include “repos:”.

Result: repos: - repo: https://github.com/pre-commit/pre-commit-hooks rev: v5.0.0 hooks: - id: trailing-whitespace

prc-h comparison transcript begins repos:.

Use cases

  • prc-h check “repos:” before changing Hook id.
  • prc-h check “repos:” after the comparison edit.
  • Copy the prc-h box with Hook id trailing-whitespace.
  • Retype Hook id trailing-whitespace to see “repos:” from prc-h again.

Tips & limitations

  • prc-h prints “repos: - repo: https://github.com/pre-commit/pre-commit-hooks rev: v5.0.0 hooks: - id: trailing-whitespace” for the opening values.
  • prc-h prints “repos: - repo: https://github.com/pre-commit/pre-commit-hooks rev: v5.0.0 hooks: - id: trailing-whitespace” for the comparison values.
  • prc-h labels: Hook id.
  • prc-h button text is Generate.
  • prc-h reminder 1: opening “repos: - repo: https://github.com/pre-commit/pre-commit-hooks rev: v5.0.0 hooks: - id: trailing-whit”; comparison “repos: - repo: https://github.com/pre-commit/pre-commit-hooks rev: v5.0.0 hooks: - id: trailing-whit”.
  • prc-h reminder 2: opening “repos: - repo: https://github.com/pre-commit/pre-commit-hooks rev: v5.0.0 hooks: - id: trailing-whit”; comparison “repos: - repo: https://github.com/pre-commit/pre-commit-hooks rev: v5.0.0 hooks: - id: trailing-whit”.
  • prc-h reminder 3: opening “repos: - repo: https://github.com/pre-commit/pre-commit-hooks rev: v5.0.0 hooks: - id: trailing-whit”; comparison “repos: - repo: https://github.com/pre-commit/pre-commit-hooks rev: v5.0.0 hooks: - id: trailing-whit”.
  • prc-h reminder 4: opening “repos: - repo: https://github.com/pre-commit/pre-commit-hooks rev: v5.0.0 hooks: - id: trailing-whit”; comparison “repos: - repo: https://github.com/pre-commit/pre-commit-hooks rev: v5.0.0 hooks: - id: trailing-whit”.
  • prc-h reminder 5: opening “repos: - repo: https://github.com/pre-commit/pre-commit-hooks rev: v5.0.0 hooks: - id: trailing-whit”; comparison “repos: - repo: https://github.com/pre-commit/pre-commit-hooks rev: v5.0.0 hooks: - id: trailing-whit”.
  • prc-h reminder 6: opening “repos: - repo: https://github.com/pre-commit/pre-commit-hooks rev: v5.0.0 hooks: - id: trailing-whit”; comparison “repos: - repo: https://github.com/pre-commit/pre-commit-hooks rev: v5.0.0 hooks: - id: trailing-whit”.
  • prc-h reminder 7: opening “repos: - repo: https://github.com/pre-commit/pre-commit-hooks rev: v5.0.0 hooks: - id: trailing-whit”; comparison “repos: - repo: https://github.com/pre-commit/pre-commit-hooks rev: v5.0.0 hooks: - id: trailing-whit”.
  • prc-h reminder 8: opening “repos: - repo: https://github.com/pre-commit/pre-commit-hooks rev: v5.0.0 hooks: - id: trailing-whit”; comparison “repos: - repo: https://github.com/pre-commit/pre-commit-hooks rev: v5.0.0 hooks: - id: trailing-whit”.
  • prc-h reminder 9: opening “repos: - repo: https://github.com/pre-commit/pre-commit-hooks rev: v5.0.0 hooks: - id: trailing-whit”; comparison “repos: - repo: https://github.com/pre-commit/pre-commit-hooks rev: v5.0.0 hooks: - id: trailing-whit”.
  • prc-h reminder 10: opening “repos: - repo: https://github.com/pre-commit/pre-commit-hooks rev: v5.0.0 hooks: - id: trailing-whit”; comparison “repos: - repo: https://github.com/pre-commit/pre-commit-hooks rev: v5.0.0 hooks: - id: trailing-whit”.
  • prc-h reminder 11: opening “repos: - repo: https://github.com/pre-commit/pre-commit-hooks rev: v5.0.0 hooks: - id: trailing-whit”; comparison “repos: - repo: https://github.com/pre-commit/pre-commit-hooks rev: v5.0.0 hooks: - id: trailing-whit”.
  • prc-h reminder 12: opening “repos: - repo: https://github.com/pre-commit/pre-commit-hooks rev: v5.0.0 hooks: - id: trailing-whit”; comparison “repos: - repo: https://github.com/pre-commit/pre-commit-hooks rev: v5.0.0 hooks: - id: trailing-whit”.
  • prc-h reminder 13: opening “repos: - repo: https://github.com/pre-commit/pre-commit-hooks rev: v5.0.0 hooks: - id: trailing-whit”; comparison “repos: - repo: https://github.com/pre-commit/pre-commit-hooks rev: v5.0.0 hooks: - id: trailing-whit”.
  • prc-h reminder 14: opening “repos: - repo: https://github.com/pre-commit/pre-commit-hooks rev: v5.0.0 hooks: - id: trailing-whit”; comparison “repos: - repo: https://github.com/pre-commit/pre-commit-hooks rev: v5.0.0 hooks: - id: trailing-whit”.
  • prc-h reminder 15: opening “repos: - repo: https://github.com/pre-commit/pre-commit-hooks rev: v5.0.0 hooks: - id: trailing-whit”; comparison “repos: - repo: https://github.com/pre-commit/pre-commit-hooks rev: v5.0.0 hooks: - id: trailing-whit”.

FAQ

What does prc-h return first?

prc-h after Hook id trailing-whitespace returns repos: - repo: https://github.com/pre-commit/pre-commit-hooks rev: v5.0.0 hooks: - id: trailing-whitespace

What does prc-h return second?

prc-h after Hook id trailing-whitespace returns repos: - repo: https://github.com/pre-commit/pre-commit-hooks rev: v5.0.0 hooks: - id: trailing-whitespace

Which prc-h values produce the opening text?

Hook id: trailing-whitespace

Which prc-h values produce the comparison text?

Hook id: trailing-whitespace

Where can I see the prc-h characters?

Opening prc-h text: repos: - repo: https://github.com/pre-commit/pre-commit-hooks rev: v5.0.0 hooks: - id: trailing-whitespace. Comparison prc-h text: repos: - repo: https://github.com/pre-commit/pre-commit-hooks rev: v5.0.0 hooks: - id: trailing-whitespace.

What does prc-h leave untouched?

prc-h only changes Hook id. Opening evidence: repos: - repo: https://github.com/pre-commit/pre-commit-hooks rev: v5.0.0 hooks: - id: trailing-whitespace.

Runs entirely in your browser; nothing is uploaded. Check the output before you rely on it in production code, data or security decisions.