Comparison

DeepSource vs Ruff

On the evidence we track, Ruff 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 formatsJSONMarkdownGraphQLor send Accept: application/json
DeepSource56
Ruff74
Score
Vioscale score
DeepSource56 / 100medium · 73%
Ruff74 / 100high · 76%
Pricing
Free tier
DeepSource
Ruff
Model
DeepSourcefreemium
Price level
DeepSourcemid
Ruff
Transparent
DeepSource
Ruff
Integrations
Count
DeepSource5
Ruff6
Reliability
Status page
DeepSource
Ruff
Adoption
Dependent repos
DeepSource
Ruff5,870
Github stars
DeepSource
Ruff49,341
Package downloads weekly
DeepSource
Activity
Commits last 30d
DeepSource
Ruff100
Release
Cadence days
DeepSource
Ruff7
History
DeepSource
License
Spdx
DeepSource
RuffMIT
Language
Primary
DeepSource
RuffRust

Capabilities

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

Core
Function
DeepSourceQuality platform
RuffLinter
Language scope
DeepSourceMulti-language
RuffSingle-language
Implementation language
DeepSource-
RuffRust
Capability
Autofix
DeepSource
Ruff
Config
Config model
DeepSourceZero-config
Ruff-
Extensibility
Custom rules
DeepSource-
Ruff-
Deployment
Deployment
DeepSourceSaaS
RuffCLI-local
Delivery
Editor integration
DeepSource-
Ruff
CI / VCS gating
DeepSource
Ruff-
Insight
Code metrics
DeepSource
Ruff-
Performance
Incremental / monorepo aware
DeepSource
Ruff
Licensing
Open-source
DeepSourceClosed
RuffOSS
Commercial
Pricing model
DeepSource-
RuffFree

What each one is

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

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

Ruff

Leader

A fast Python linter built in Rust that consolidates multiple linting tools into a single interface. It supports over 500 rules, provides automated fixes for common issues, and runs significantly faster than traditional Python linters on even very large codebases.

Independently observed

Pricing

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

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 ↗

Ruff

Leader

Pricing not documented yet.

Platform & deployment

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

Platforms
Web
DeepSource
Ruff
macOS
DeepSource
Ruff
Windows
DeepSource
Ruff
Linux
DeepSource
Ruff
CLI
DeepSource
Ruff
Deployment
Cloud / SaaS
DeepSource
Ruff
Self-hosted
DeepSource
Ruff

Integrations

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

DeepSource

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

Ruff

Leader
6 total
  • Flake8
  • isort
  • Autoflake
  • Pyflakes
  • pycodestyle
  • Pylint
Independently observed

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