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unclecode/crawl4ai

Open-source web crawler and scraper for LLMs and AI agents: any website into clean, LLM-ready Markdown. Run it yourself, or use Crawl4AI Cloud with one key.

Python ◇ ai Apache-2.0
★84.3KSTARS
⑂8.7KFORKS
!207ISSUES
🏆#113GLOBAL RANK
🔥6DAYS TRENDING
🚀
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Star History

Continuous Observations
Interactive star growth chart for unclecode/crawl4ai
CSV

Momentum

+2.1K

STARS · LAST 30 DAYS

70

PER DAY

#32

MOST-STARRED Python

Window7 days30 days90 days
Stars gained+490+2.1K+6.3K
Per day707070
Forks gained+44+174+436

crawl4ai gained 2.1K stars in the last 30 days, about 70 a day, and now has 84.3K. It is about 2 years old and has averaged roughly 42.2K stars a year. It ranks #32 among Python repositories and #113 across all languages on GitHubRepo.

Trending Record

crawl4ai has maintained a continuous presence across global trending indexes, peaking at #104. Below is the 30-day activity profile:

💡 Overview

crawl4ai is an open-source project written in Python: 🚀🤖 Crawl4AI: Open-source LLM Friendly Web Crawler & Scraper. Don't be shy, join here: https://discord.gg/jP8KfhDhyN.

Engineered for speed, consistency, and developer ease, it solves common hurdles in Python. 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 crawl4ai

⚙ System Requirements

Platforms

  • • macOS
  • • Linux
  • • Windows

Runtime & Dependencies

Python >= 3.9, pip, virtualenv

Architecture

x86_64, ARM64 (Apple Silicon & Graviton)

🧠 How It Works

crawl4ai 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 crawl4ai 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 Apache-2.0 license.

🚀 Getting Started

1

Install crawl4ai using your package manager: `pip install crawl4ai`

2

Initialize your project workspace or configuration file for crawl4ai.

3

Import crawl4ai into your codebase or invoke it directly from your terminal.

4

Execute your test suite or run `crawl4ai --help` to verify successful setup.

👍 Strengths

Active community backing with 84,202 GitHub stars and verified adoption.
Permissive open-source distribution under the Apache-2.0 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.

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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

unclecode/crawl4ai is currently ranked #113 by stars across every repository tracked on GitHubRepo. These are adjacent projects:

RankRepositoryLanguageStarsAction
#108 syncthing/syncthing Go ★ 89K Compare ↗
#109 ChatGPTNextWeb/NextChat TypeScript ★ 88.8K Compare ↗
#110 odysseus-dev/odysseus Python ★ 87.6K Compare ↗
#111 koala73/worldmonitor TypeScript ★ 87.4K Compare ↗
#112 Panniantong/Agent-Reach Python ★ 85.7K Compare ↗
#113 unclecode/crawl4ai This Project Python ★ 84.3K
#114 Egonex-AI/Understand-Anything TypeScript ★ 84.3K Compare ↗
#115 D4Vinci/Scrapling Python ★ 83.9K Compare ↗
#116 junegunn/fzf Go ★ 83.3K Compare ↗
#117 mlabonne/llm-course — ★ 83.2K Compare ↗
#118 bytedance/deer-flow Python ★ 83.1K Compare ↗

Frequently Asked Questions

What does crawl4ai do? +

Open-source web crawler and scraper for LLMs and AI agents: any website into clean, LLM-ready Markdown. Run it yourself, or use Crawl4AI Cloud with one key.

What language is crawl4ai written in? +

The primary language is Python. Topics include: ai, ai-agents, crawler, data-extraction, llm.

Is crawl4ai actively maintained? +

Yes, the last recorded push was on Sep 25, 2026 with 207 open issues being tracked.

How many stars does crawl4ai have? +

crawl4ai has 84,349 stars and 8,724 forks on GitHub.

How does crawl4ai rank among GitHub repositories? +

With 84,349 stars, unclecode/crawl4ai is ranked #113 globally across all repositories tracked on GitHubRepo and #32 among Python projects.

What license is crawl4ai distributed under? +

The repository reports a Apache-2.0 license. Always verify the repository LICENSE file for legal terms.

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