Comparison

flake8 vs PMD

On the evidence we track, flake8 leads this comparison with a composite score of 64/100. 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.
★flake864
PMD56
Score
vioscaleAI score
flake864 / 100medium · 66%
PMD56 / 100low · 49%
Pricing
Free tier
flake8✓
PMD✓
Model
Price level
flake8free
PMDfree
Transparent
flake8✓
PMD✓
Integrations
Count
flake83
PMD4
Adoption
Dependent repos
flake8153,063
PMD356
Github stars
flake83,828
Package downloads weekly
flake89,519,717
PMD–
Activity
Commits last 30d
flake821
PMD64
Release
Cadence days
flake8–
PMD28
History
flake8–
License
Spdx
flake8MIT
PMD–
Language
Primary
flake8Python
PMDJava
Market
Availability
Content
Faq

Capabilities

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

Core
Function
flake8Linter
PMDStatic analyzer
Language scope
flake8Single-language
PMDMulti-language
Implementation language
flake8Python
PMDJava
Capability
Autofix
flake8✗
PMD-
Config
Config model
flake8Config file
PMDRule packs
Extensibility
Custom rules
flake8✓
PMD✓
Deployment
Deployment
flake8CLI-local
PMDCLI-local
Delivery
Editor integration
flake8✓
PMD✓
CI / VCS gating
flake8✓
PMD✓
Insight
Code metrics
flake8✓
PMD✓
Performance
Incremental / monorepo aware
flake8-
PMD-
Licensing
Open-source
flake8OSS
PMDOSS
Commercial
Pricing model
flake8Free
PMDFree

What each one is

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

flake8

Leader

flake8 is an open-source Python linter that combines multiple style-checking tools to verify code compliance with PEP 8 and detect errors. It uses a plugin architecture for extensibility and is commonly integrated into development workflows and CI/CD pipelines.

Independently observed

PMD

PMD is a static analysis tool that scans source code to detect bugs, code smells, and quality issues across many programming languages. It includes copy-paste detection capabilities and supports custom rule creation.

Independently observed

Pricing

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

flake8

Leader
FreeFree tier
as of verify ↗

PMD

Open sourceFree tier
as of verify ↗

Platform & deployment

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

Platforms
CLI
flake8✓
PMD✓
Deployment
Self-hosted
flake8✓
PMD✓

Integrations

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

flake8

Leader
4 total
  • pycodestyle
  • pyflakes
  • mccabe
  • pre-commit
Independently observed

PMD

11 total
  • Eclipse
  • Gradle PMD Plugin
  • eclipse-pmd
  • pmd-eclipse-plugin
  • PMD X
  • PMD
  • Apex PMD
  • PMD for Java
  • Gradle
  • IntelliJ
  • VS Code
Independently observed
Still deciding?

flake8 or PMD: 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.