Add support for controlling browser geolocation, locale and timezone settings:
- New GeolocationConfig class for managing GPS coordinates
- Add locale and timezone_id parameters to CrawlerRunConfig
- Update browser context creation to handle location settings
- Add example script for geolocation usage
- Update documentation with location-based identity features
This enables more precise control over browser identity and location reporting.
Moved ProxyConfig class from proxy_strategy.py to async_configs.py for better organization.
Improved LLM token handling with new PROVIDER_MODELS_PREFIXES.
Added test cases for deep crawling and proxy rotation.
Removed docker_config from BrowserConfig as it's handled separately.
BREAKING CHANGE: ProxyConfig import path changed from crawl4ai.proxy_strategy to crawl4ai
Implements a comprehensive monitoring and visualization system for tracking web crawler operations in real-time. The system includes:
- Terminal-based dashboard with rich UI for displaying task statuses
- Memory pressure monitoring and adaptive dispatch control
- Queue statistics and performance metrics tracking
- Detailed task progress visualization
- Stress testing framework for memory management
This addition helps operators track crawler performance and manage memory usage more effectively.
Add new features to enhance browser automation and HTML extraction:
- Add CDP browser launch capability with customizable ports and profiles
- Implement JsonLxmlExtractionStrategy for faster HTML parsing
- Add CLI command 'crwl cdp' for launching standalone CDP browsers
- Support connecting to external CDP browsers via URL
- Optimize selector caching and context-sensitive queries
BREAKING CHANGE: LLMConfig import path changed from crawl4ai.types to crawl4ai
Enhance URL handling in deep crawling with:
- New URL normalization functions for consistent URL formats
- Improved domain filtering with subdomain support
- Added URLPatternFilter to public API
- Better URL deduplication in BFS strategy
These changes improve crawling accuracy and reduce duplicate visits.
Rename LlmConfig to LLMConfig across the codebase to follow consistent naming conventions.
Update all imports and usages to use the new name.
Update documentation and examples to reflect the change.
BREAKING CHANGE: LlmConfig has been renamed to LLMConfig. Users need to update their imports and usage.
Adds a new BrowserProfiler class that provides comprehensive management of browser profiles for identity-based crawling. Features include:
- Interactive profile creation and management
- Profile listing, retrieval, and deletion
- Guided console interface
- Migration of profile management from ManagedBrowser
- New example script for identity-based browsing
ALSO:
- Updates logging format in AsyncWebCrawler
- Removes content filter from hello_world example
- Relaxes httpx version constraint
BREAKING CHANGE: Profile management methods from ManagedBrowser are now deprecated and delegate to BrowserProfiler
Add AsyncLoggerBase abstract class to standardize logger interface and introduce AsyncFileLogger for file-only logging. Remove deprecated always_bypass_cache parameter and clean up AsyncWebCrawler initialization.
BREAKING CHANGE: Removed deprecated 'always_by_pass_cache' parameter. Use BrowserConfig cache settings instead.
Implements a new AsyncHTTPCrawlerStrategy class that provides a fast, memory-efficient alternative to browser-based crawling. Features include:
- Support for HTTP/HTTPS requests with configurable methods, headers, and timeouts
- File and raw content handling capabilities
- Streaming response processing for large files
- Customizable request/response hooks
- Comprehensive error handling
Also refactors browser management code into separate module for better organization.
Improve configuration serialization with better handling of frozensets and slots.
Expand deep crawling module exports and documentation.
Add comprehensive API usage examples in Docker README.
- Add support for frozenset serialization
- Improve error handling in config loading
- Export additional deep crawling components
- Enhance Docker API documentation with detailed examples
- Fix ContentTypeFilter initialization
Implements a new proxy rotation system with the following changes:
- Add ProxyRotationStrategy abstract base class
- Add RoundRobinProxyStrategy concrete implementation
- Integrate proxy rotation with AsyncWebCrawler
- Add proxy_rotation_strategy parameter to CrawlerRunConfig
- Add example script demonstrating proxy rotation usage
- Remove deprecated synchronous WebCrawler code
- Clean up rate limiting documentation
BREAKING CHANGE: Removed synchronous WebCrawler support and related rate limiting configurations
Restructure deep crawling code into a dedicated module with improved organization:
- Move deep crawl logic from async_deep_crawl.py to deep_crawling/
- Create separate files for BFS strategy, filters, and scorers
- Improve code organization and maintainability
- Add optimized implementations for URL filtering and scoring
- Rename DeepCrawlHandler to DeepCrawlDecorator for clarity
BREAKING CHANGE: DeepCrawlStrategy and BreadthFirstSearchStrategy imports need to be updated to new package structure
Implements deep crawling functionality with a new BreadthFirstSearch strategy:
- Add DeepCrawlStrategy base class and BFS implementation
- Integrate deep crawling with AsyncWebCrawler via decorator pattern
- Update CrawlerRunConfig to support deep crawling parameters
- Add pagination support for Google Search crawler
BREAKING CHANGE: AsyncWebCrawler.arun and arun_many return types now include deep crawl results
Add Docker service integration with FastAPI server and client implementation.
Implement serialization utilities for BrowserConfig and CrawlerRunConfig to support
Docker service communication. Clean up imports and improve error handling.
- Add Crawl4aiDockerClient class
- Implement config serialization/deserialization
- Add FastAPI server with streaming support
- Add health check endpoint
- Clean up imports and type hints
Major reorganization of the project structure:
- Moved legacy synchronous crawler code to legacy folder
- Removed deprecated CLI and docs manager
- Consolidated version manager into utils.py
- Added CrawlerHub to __init__.py exports
- Fixed type hints in async_webcrawler.py
- Fixed minor bugs in chunking and crawler strategies
BREAKING CHANGE: Removed synchronous WebCrawler, CLI, and docs management functionality. Users should migrate to AsyncWebCrawler.
- Add RelevantContentFilter to __init__.py exports
- Update version to 0.4.3b3
- Enhance type hints in async_configs.py
- Remove empty utils.scraping.py file
- Update mkdocs configuration with version info and GitHub integration
BREAKING CHANGE: None
Prepare the v0.4.3 beta release with major feature additions and improvements:
- Add JsonXPathExtractionStrategy and LLMContentFilter to exports
- Update version to 0.4.3b1
- Improve documentation for dispatchers and markdown generation
- Update development status to Beta
- Reorganize changelog format
BREAKING CHANGE: Memory threshold in MemoryAdaptiveDispatcher increased to 90% and SemaphoreDispatcher parameter renamed to max_session_permit
Add new LLMContentFilter class that uses LLMs to generate high-quality markdown content:
- Implement intelligent content filtering with customizable instructions
- Add chunk processing for handling large documents
- Support parallel processing of content chunks
- Include caching mechanism for filtered results
- Add usage tracking and statistics
- Update documentation with examples and use cases
Also includes minor changes:
- Disable Pydantic warnings in __init__.py
- Add new prompt template for content filtering
Make fields in MediaItem and Link models optional with default values to prevent validation errors when data is incomplete. Also expose BaseDispatcher in __init__ and fix markdown field handling in database manager.
BREAKING CHANGE: MediaItem and Link model fields are now optional with default values which may affect existing code expecting required fields.
Replace the ScrapingMode enum with a proper strategy pattern implementation for content scraping.
This change introduces:
- New ContentScrapingStrategy abstract base class
- Concrete WebScrapingStrategy and LXMLWebScrapingStrategy implementations
- New Pydantic models for structured scraping results
- Updated documentation reflecting the new strategy-based approach
BREAKING CHANGE: ScrapingMode enum has been removed. Users should now use ContentScrapingStrategy implementations instead.
Adds a new ScrapingMode enum to allow switching between BeautifulSoup and LXML parsing.
LXML mode offers 10-20x better performance for large HTML documents.
Key changes:
- Added ScrapingMode enum with BEAUTIFULSOUP and LXML options
- Implemented LXMLWebScrapingStrategy class
- Added LXML-based metadata extraction
- Updated documentation with scraping mode usage and performance considerations
- Added cssselect dependency
BREAKING CHANGE: None
Reorganize dispatcher functionality into separate components:
- Create dedicated dispatcher classes (MemoryAdaptive, Semaphore)
- Add RateLimiter for smart request throttling
- Implement CrawlerMonitor for real-time progress tracking
- Move dispatcher config from CrawlerRunConfig to separate classes
BREAKING CHANGE: Dispatcher configuration moved from CrawlerRunConfig to dedicated dispatcher classes. Users need to update their configuration approach for multi-URL crawling.
- Introduced new configuration classes: BrowserConfig and CrawlerRunConfig.
- Refactored AsyncWebCrawler to leverage the new configuration system for cleaner parameter management.
- Updated AsyncPlaywrightCrawlerStrategy for better flexibility and reduced legacy parameters.
- Improved error handling with detailed context extraction during exceptions.
- Enhanced overall maintainability and usability of the web crawler.
- Added a post-installation setup script for initialization.
- Updated README with installation notes for Playwright setup.
- Enhanced migration logging for better error visibility.
- Added 'pydantic' to requirements.
- Bumped version to 0.3.746.
chore(requirements): add colorama dependency
refactor(config): add SHOW_DEPRECATION_WARNINGS flag and clean up code
fix(docs): update example scripts for clarity and consistency
- Removed __del__ method in AsyncPlaywrightCrawlerStrategy to ensure reliable browser lifecycle management by using explicit context managers.
- Added process monitoring in ManagedBrowser to detect and log unexpected terminations of the browser subprocess.
- Updated Docker configuration to expose port 9222 for remote debugging and allocate extra shared memory to prevent browser crashes.
- Improved error handling and resource cleanup for browser instances, particularly in Docker environments.
Resolves Issue #256
- Update version number to 0.3.71
- Add sleep_on_close option to AsyncPlaywrightCrawlerStrategy
- Enhance context creation with additional options
- Improve error message formatting and visibility
- Update quickstart documentation
- Implement smart_wait function in AsyncPlaywrightCrawlerStrategy
- Add screenshot support to AsyncCrawlResponse and AsyncWebCrawler
- Improve error handling and timeout management in crawling process
- Fix typo in CrawlResult model (responser_headers -> response_headers)
- Update .gitignore to exclude additional files
- Adjust import path in test_basic_crawling.py
