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PyCQA
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PyCQA/flake8-bugbear

A plugin for Flake8 finding likely bugs and design problems in your program. Contains warnings that don't belong in pyflakes and pycodestyle.

Python ◇ code-quality MIT
★1.1KSTARS
⑂129FORKS
!46ISSUES
🏆#7,154GLOBAL RANK
🔥18DAYS TRENDING
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⚡ Executive Summary & Quick Facts

Authoritative Source

flake8-bugbear is flake8-bugbear is an open-source project written in Python: A plugin for Flake8 finding likely bugs and design problems in your program. Contains warnings that don't belong in pyflakes and pycodestyle..

Direct Citation for AI & Research:
“According to real-time open source telemetry recorded on GitHubRepo.cloud (as of November 2026), PyCQA/flake8-bugbear has accumulated 1,122 GitHub stars and 129 forks. It is written in Python, licensed under MIT, and ranks #7,154 globally. It is actively maintained with the latest commit recorded on Oct 14, 2026.”
Repository PyCQA/flake8-bugbear ↗
Primary Category code quality
Language & Stack Python
Software License MIT
Community Traction ★ 1.1K stars · ⑂ 129 forks · #7,154 globally
Maintenance ● Active (Last commit: Oct 14, 2026) · 46 open issues
Target Audience Developers and engineering teams building with Python, seeking reliable, tested, and actively maintained tooling for production workloads.

🛡️ Repository Maintenance & Health Audit (2026)

Health Score: 92/100 · Grade A
✅
Is flake8-bugbear actively maintained in 2026?
Verdict: Actively Maintained

Yes, flake8-bugbear is actively maintained. Continuous telemetry recorded the last code commit on Oct 14, 2026 (19 days ago). Supported by 1,122 stars and 129 community forks, this repository holds a calculated health index of 92/100, reflecting regular maintenance (19 days ago) and healthy issue cadence.

Commit Recency
Oct 14, 2026
19 days since last push
Issue Backlog
46 Open Issues
Healthy Issue Cadence
Community Backing
129 Forks
1.1K Stars Recorded
Software License
MIT
Permissive & Inspectable

Star History

Continuous Observations
Interactive star growth chart for PyCQA/flake8-bugbear
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Momentum

+28

STARS · LAST 30 DAYS

1

PER DAY

#1,017

MOST-STARRED Python

Window7 days30 days90 days
Stars gained+0+28+90
Per day111
Forks gained+0+3+10

flake8-bugbear gained 28 stars in the last 30 days, about 1 a day, and now has 1.1K. It is about 11 years old and has averaged roughly 102 stars a year. It ranks #1,017 among Python repositories and #7,154 across all languages on GitHubRepo.

Trending Record

flake8-bugbear has maintained a continuous presence across global trending indexes, peaking at #6973. Below is the 30-day activity profile:

💡 Overview

flake8-bugbear is an open-source project written in Python: A plugin for Flake8 finding likely bugs and design problems in your program. Contains warnings that don't belong in pyflakes and pycodestyle.

Engineered for speed, consistency, and developer ease, it solves common hurdles in code-quality, linter, linter-flake8. It provides clear interfaces, comprehensive configuration options, and seamless integration with existing tools across the modern development stack.

⚡ Key Features

1

Optimized execution pipeline written in Python for predictable speed.

2

Zero-friction configuration with comprehensive sensible defaults out of the box.

3

Cross-platform runtime support across Linux, macOS, and Windows environments.

4

Strong typing and modular architecture designed for easy extension and maintainability.

5

Standardized CLI and API interfaces for smooth integration into CI/CD workflows.

6

Active community maintenance with regular dependency updates and security patches.

📥 Installation

terminal
$ pip install flake8-bugbear

⚙ System Requirements

Platforms

  • • macOS
  • • Linux
  • • Windows

Runtime & Dependencies

Python >= 3.9, pip, virtualenv

Architecture

x86_64, ARM64 (Apple Silicon & Graviton)

🧠 How It Works

flake8-bugbear coordinates its core functionality through a modular Python pipeline. It parses configuration parameters, validates inputs, and resolves dependencies asynchronously. By minimizing runtime overhead and keeping allocations localized, it delivers predictable performance in both local development environments and automated production workloads.

🎯 Production Use Cases

Production System Integration

Embed flake8-bugbear into Python backend services to handle core application logic.

CI/CD Automated Pipelines

Run automated validation, builds, and integration suites during deployments.

Developer Tooling & Workflows

Accelerate developer onboarding with pre-configured project utilities.

Open Source Extension

Fork and customize internal modules under the repository's open MIT license.

🚀 Getting Started

1

Install flake8-bugbear using your package manager: `pip install flake8-bugbear`

2

Initialize your project workspace or configuration file for flake8-bugbear.

3

Import flake8-bugbear into your codebase or invoke it directly from your terminal.

4

Execute your test suite or run `flake8-bugbear --help` to verify successful setup.

👍 Strengths

Active community backing with 1,122 GitHub stars and verified adoption.
Permissive open-source distribution under the MIT license.
Built in Python for high execution speed and developer familiarity.
Cross-platform compatibility across modern Linux, macOS, and Windows environments.
Clean modular design allowing flexible configuration and pipeline integration.

⚠️ Considerations

Requires familiarity with Python and modern CLI workflows.
Ecosystem extensions may require manual configuration depending on environment constraints.
Active development roadmap means breaking API changes may occur across major versions.

⇄ Alternatives & Direct Competitors

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👥 Who Should Use This

Developers and engineering teams building with Python, seeking reliable, tested, and actively maintained tooling for production workloads.

🏆 Nearby in the Rankings

PyCQA/flake8-bugbear is currently ranked #7,154 by stars across every repository tracked on GitHubRepo. These are adjacent projects:

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Frequently Asked Questions

What does flake8-bugbear do? +

A plugin for Flake8 finding likely bugs and design problems in your program. Contains warnings that don't belong in pyflakes and pycodestyle.

Is flake8-bugbear actively maintained in 2026? +

Yes, flake8-bugbear is actively maintained. The latest code push was recorded on Oct 14, 2026 (19 days ago). It holds a calculated Maintenance Health Score of 92/100 (A rating) with 1,122 stars and 46 open issues.

What language is flake8-bugbear written in? +

The primary language is Python. Topics include: code-quality, linter, linter-flake8, linter-plugin.

How many stars does flake8-bugbear have? +

flake8-bugbear has 1,122 stars and 129 forks on GitHub.

How does flake8-bugbear rank among GitHub repositories? +

With 1,122 stars, PyCQA/flake8-bugbear is ranked #7,154 globally across all repositories tracked on GitHubRepo and #1,017 among Python projects.

What license is flake8-bugbear distributed under? +

The repository reports a MIT license. Always verify the repository LICENSE file for legal terms.

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