Comparison

Black vs pre-commit

On the evidence we track, Black leads this comparison with a composite score of 74/100. Scores are only directly comparable because these tools share a category; the full breakdown and every source is below.

Machine formatsMarkdownJSONGraphQLMarkdown is open. JSON and GraphQL need a free key.
★Black74
pre-commit66
Score
vioscaleAI score
Black74 / 100high · 77%
pre-commit66 / 100medium · 70%
Pricing
Free tier
Black✓
pre-commit✓
Model
Blackfree
pre-commitcommercial
Price level
Blackfree
pre-commitfree
Transparent
Black✓
pre-commit✓
Integrations
Count
Black5
pre-commit–
Reliability
Status page
Black–
pre-commit✓
Adoption
Dependent repos
Black105,588
pre-commit35,684
Github stars
Black41,918
pre-commit15,626
Package downloads weekly
pre-commit33,971,661
Activity
Commits last 30d
Black75
pre-commit16
Release
Cadence days
Black31
pre-commit57
History
pre-commit20 items
License
Spdx
BlackMIT
pre-commitMIT
Language
Primary
BlackPython
pre-commitPython
Content
Faq
Black6 items
pre-commit5 items

Capabilities

Feature-by-feature on the axes that matter for code quality tools. “-” means undocumented, not absent.

Core
Function
BlackFormatter
pre-commitMeta-runner
Language scope
BlackSingle-language
pre-commitMulti-language
Implementation language
BlackPython
pre-commitPython
Capability
Autofix
Black✓
pre-commit✗
Config
Config model
BlackZero-config
pre-commitConfig file
Extensibility
Custom rules
Black✗
pre-commit✓
Deployment
Deployment
BlackBoth
pre-commitCLI-local
Delivery
Editor integration
Black✓
pre-commit✗
CI / VCS gating
Black✓
pre-commit✓
Insight
Code metrics
Black✗
pre-commit✗
Performance
Incremental / monorepo aware
Black✗
pre-commit✗
Licensing
Open-source
BlackOSS
pre-commitOSS
Commercial
Pricing model
BlackFree
pre-commitFree

What each one is

The product in its own terms, so the numbers below have context.

Black

Leader

A Python code formatter that automatically reformats entire files to enforce consistent styling. It produces minimal diffs to accelerate code review and ensures uniform appearance across projects.

Independently observed

pre-commit

Manages Git pre-commit hooks written in various languages, automatically running code checks to detect issues like missing semicolons, trailing whitespace, and debug statements before code review.

Independently observed

Pricing

List pricing as published by each vendor, with the date we read it. Always verify at the source before you buy.

Black

Leader
FreeFree tier

Free and open source

as of verify ↗

pre-commit

Free
as of verify ↗

Platform & deployment

Where each product runs and how it can be hosted. A dash means undocumented, not unsupported.

Platforms
macOS
Black✗
pre-commit✓
Windows
Black✓
pre-commit✓
Linux
Black✓
pre-commit✓
CLI
Black✓
pre-commit✓
Deployment
Self-hosted
Black✓
pre-commit✓

Integrations

What each product connects to. Counts come from the vendor's own integration directory where one exists.

Black

Leader
11 total
  • Neovim
  • conform.nvim
  • ALE
  • SublimeText
  • Pre-commit
  • Jupyter Notebooks
  • blacken-docs
  • blackdoc
  • Vim
  • Visual Studio Code
  • GitHub Actions
Independently observed

pre-commit

Not documented yet.

Still deciding?

Black or pre-commit: which one depends on you

A composite score cannot know your constraints. Describe them and both get re-weighted against what you actually need, with the evidence behind every position.

Free to run, no account needed to start. How the evaluation works

Comparison generated from independently-sourced facts. Every value links to its source and retrieval date. See the method.