spidercreator

Automated web scraping spider generation using Browser Use and LLMs. Streamline the creation of Playwright-based spiders with minimal manual coding. Ideal for large enterprises with recurring data extraction needs.

23 articles 213 View on GitHub ↗
23 articles
Best Practices for Writing Effective Prompts for Spider Creator: A Complete Guide

Master Spider Creator prompts! Learn to write effective prompts with this guide. Generate accurate Playwright spiders by defining clear goals, sequential actions, and using code blocks.

best-practices
Feb 26, 2026
How to Extend Spider Creator by Adding Custom Pipeline Stages

Extend Spider Creator by adding custom pipeline stages. Learn how to create a new Python module, expose a callable, and register it to inject your own logic into the execution flow.

how-to-guide
Feb 26, 2026
How to Configure Generated Spiders to Handle Rate Limiting and Captchas in SpiderCreator

Configure generated spiders in SpiderCreator to handle rate limiting and captchas by modifying LLM prompts or post-processing Scrapy output. Learn how to integrate custom settings and middleware.

how-to-guide
Feb 26, 2026
Structured and Non-Structured Planning Approaches in Spider Creator: Key Differences Explained

Understand structured vs non-structured planning in Spider Creator. Discover how raw text or Pydantic models drive your automated pipeline. Learn the key differences now.

deep-dive
Feb 26, 2026
How to Export and Run Generated Spider Code as a Standalone Script

Export and run generated spider code as a standalone script easily. Learn how to convert LLM code into a self-contained Python script using make_cand_spider_runnable.

how-to-guide
Feb 26, 2026
How Spider Creator Handles Dynamic Content and Infinite Scroll Pages

Spider Creator records browser interactions like scrolls and JS executions to generate Scrapy spiders that replicate dynamic content and infinite scroll page behavior using Playwright or Selenium.

how-to-guide
Feb 26, 2026
Recommended DOM Chunk Size and ROI Thresholds in Spider Creator

Discover optimal Spider Creator configurations: 32768 character DOM chunk size and 75 region ROI threshold balance memory efficiency and LLM costs for effective region detection.

best-practices
Feb 26, 2026
How Mindmap Generation Works in Spider Creator: A Technical Deep Dive

Explore Spider Creator's technical deep dive on generative mindmaps. Understand how browser recordings, LangChain LLM, and Pydantic create structured visual Mermaid mindmaps.

deep-dive
Feb 26, 2026
How to Test and Validate Generated Spiders in SpiderCreator: A 3-Stage Verification Pipeline

Learn how SpiderCreator validates Playwright spiders using a 3-stage pipeline: isolated execution, LLM scoring, and deterministic ranking for top quality.

testing
Feb 26, 2026
How to Integrate Generated Spiders with the Scrapy Framework: A Complete Guide

Learn to integrate generated spiders with Scrapy. Use SpiderCreator to record navigation, generate a Scrapy spider draft, and add it to your project for efficient web scraping.

how-to-guide
Feb 26, 2026
How Spider Creator Uses Playwright to Scrape JavaScript-Rendered Pages

Spider Creator harnesses Playwright's three-layer architecture to scrape JavaScript-rendered pages. Discover how it captures, processes, and extracts data from dynamic websites efficiently.

deep-dive
Feb 26, 2026
How to Add Custom Extraction Rules to Spiders Generated by Spider Creator

Learn how to add custom extraction rules to Spider Creator spiders. Modify Action objects and example xpaths for tailored web scraping before pipeline generation.

how-to-guide
Feb 26, 2026

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