Comparison

Black vs DeepSource

On the evidence we track, Black leads this comparison with a composite score of 73/100. Scores are only directly comparable because these tools share a category; the full breakdown and every source is below.

Machine formatsJSONMarkdownGraphQLor send Accept: application/json
Black73
DeepSource56
Score
Vioscale score
Black73 / 100high · 78%updating
DeepSource56 / 100medium · 73%updating
Pricing
Free tier
Black
DeepSource
Model
DeepSourcefreemium
Price level
Blackfree
DeepSourcemid
Transparent
Black
DeepSource
Integrations
Count
Black8
DeepSource5
Security
Disclosure policy
Black
DeepSource
Gdpr
Black
DeepSource
Scorecard
Black7.7
DeepSource
Soc2
Black
DeepSource
Reliability
Status page
Black
DeepSource
Adoption
Dependent repos
Black105,588
DeepSource
Github stars
Black41,816
DeepSource
Package downloads weekly
DeepSource
Activity
Commits last 30d
Black29
DeepSource
Release
Cadence days
Black31
DeepSource
History
DeepSource
License
Spdx
BlackMIT
DeepSource
Language
Primary
BlackPython
DeepSource
Market
Availability

Capabilities

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

Core
Function
BlackFormatter
DeepSourceQuality platform
Language scope
BlackSingle-language
DeepSourceMulti-language
Implementation language
BlackPython
DeepSource-
Capability
Autofix
Black
DeepSource
Config
Config model
BlackZero-config
DeepSourceZero-config
Extensibility
Custom rules
Black
DeepSource-
Deployment
Deployment
BlackBoth
DeepSourceSaaS
Delivery
Editor integration
Black
DeepSource-
CI / VCS gating
Black
DeepSource
Insight
Code metrics
Black
DeepSource
Performance
Incremental / monorepo aware
Black
DeepSource
Licensing
Open-source
BlackOSS
DeepSourceClosed
Commercial
Pricing model
BlackFree
DeepSource-

What each one is

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

Black

Leader

An opinionated Python code formatter that automatically reformats code according to a standardized style. It produces minimal diffs for cleaner code review and reduces developer cognitive load by removing formatting decisions, allowing focus on code logic.

Independently observed

DeepSource

A code review platform combining 5,000+ deterministic analysis rules with AI agents to automatically detect security vulnerabilities, bugs, and quality issues in pull requests without requiring CI setup.

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
Open sourceFree tier

Free and open source (MIT licensed)

as of verify ↗

DeepSource

from $24/moSubscriptionFree tier

Free tier available. Paid plans from $24/user/mo annual.

  • FreeFree
  • Starter$24/user/mo (annual) or $30/user/mo (monthly)
as of verify ↗

Platform & deployment

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

Platforms
Web
Black
DeepSource
CLI
Black
DeepSource
Deployment
Cloud / SaaS
Black
DeepSource
Self-hosted
Black
DeepSource

Integrations

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

Black

Leader
8 total
  • Neovim
  • conform.nvim
  • ALE
  • SublimeText
  • Pre-commit
  • Jupyter Notebooks
  • blacken-docs
  • blackdoc
Independently observed

DeepSource

5 total
  • GitHub
  • GitLab
  • Jira
  • Slack
  • Vanta
Independently observed

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