Web Scraping Blog
Guides, comparisons, and practical tutorials for reliable web data extraction.
XPath Cheat Sheet: Syntax, Functions, and Examples for Web Scraping
A practical XPath cheat sheet: syntax, contains() and text matching, axes, position, and/or predicates, escaping — with copy-paste examples for scraping.
What is Web Scraping? How It Works and What It's Used For
Web scraping explained: how a scraper fetches and parses a page, what companies use the data for, how it differs from crawling and APIs, and the legal lines.
What is Web Scraping Used For? 12 Business Applications
The 12 business applications of web scraping, what data each one collects, and who uses it — from price monitoring to AI retrieval datasets.
What is Data Scraping? Types, Tools, and Legal Limits
Data scraping explained: how it differs from web scraping, the four main types, whether it is legal, and which tools fit each source. Written for practitioners.
Rust Web Scraping: the scraper Crate, Crawlers, and Headless Chrome
Rust web scraping with current crates: parsing with scraper 0.27, bounded-concurrency crawlers, and choosing between chromiumoxide, headless_chrome, fantoccini.
Web Scraping with PHP: Libraries, Code, and What's Deprecated in 2026
Web scraping with PHP in 2026: Guzzle, Symfony DomCrawler, BrowserKit and Panther with working PHP 8 code, plus the libraries that are now abandoned.
Mechanize Web Scraping in Ruby and Python
Mechanize for web scraping in 2026: working Ruby and Python code for logins and pagination, honest maintenance status, and what to use instead of each.
Web Scraping for Machine Learning: Building LLM Training Data
Build LLM training data from the web: scrape, clean, chunk, deduplicate, and track provenance, with working Python and the legal rules that actually apply.
User Agent List for Web Scraping (2026) and How to Rotate Them
Current user agent strings verified July 2026, how to rotate them with matching headers and Client Hints, and where user agent rotation stops working.
Proxies for Web Scraping: Types, Costs, and How to Choose
Datacenter, ISP, residential, and mobile proxies for web scraping compared: how each is priced, where each breaks, and which one to reach for first.
Rust Reqwest Guide: HTTP Requests, JSON, Timeouts, and Retries
Practical reqwest tutorial for Rust: async and blocking clients, JSON with serde, timeouts, error handling, retries, streaming, mocking, and debugging.
Ruby Web Scraping: The Libraries and Frameworks Worth Using in 2026
The Ruby web scraping gems worth using in 2026: Nokogiri, Faraday, Ferrum, Mechanize. Working code, maintenance status, and which one to pick.
Python XML Parsing: ElementTree, lxml, and How to Choose
Parse XML and HTML in Python: ElementTree vs lxml, XPath, namespaces, iterparse for huge files, modifying and saving documents, and XXE-safe parsing.
Python Web Scraping Libraries: Which One to Use in 2026
Compare Python web scraping libraries — requests, httpx, Beautiful Soup, lxml, Scrapy, Selenium, Playwright, curl_cffi — with a 2026 decision table.
Python urllib3 Guide: PoolManager, Retries, Timeouts, and SSL
Practical urllib3 tutorial: urllib vs urllib3 vs requests, PoolManager and connection pooling, retry strategies, timeouts, SSL verification, and proxies.
Selenium Web Scraping: The Complete Python Guide
How to scrape websites with Selenium in Python: setup, selectors, waits, proxies, profiles, downloads, screenshots, exceptions, Grid, and bot detection.
PuppeteerSharp Web Scraping: Headless Chrome in C#
How to scrape websites with PuppeteerSharp: NuGet setup, selectors, timeouts, logins, downloads, PDFs, Docker, and PuppeteerSharp vs Playwright for .NET.
Puppeteer Web Scraping: The Complete Node.js Guide
How to scrape websites with Puppeteer: setup, selectors, waiting, clicks, AJAX, cookies, PDFs, proxies, stealth, Docker, and Puppeteer vs Playwright.
Playwright Web Scraping: The Complete Guide (Python & Node.js)
How to scrape websites with Playwright: install, locators, waits, headless mode, proxies, screenshots, Docker, and how it compares to Selenium and Puppeteer.
PHP Guzzle Guide: Requests, Async Concurrency, Retries, and Proxies
Practical Guzzle tutorial for PHP: installing, JSON and multipart requests, timeouts, error handling, retry middleware, async pools, proxies, and SSL.
n8n Web Scraping Guide: HTTP Requests, HTML Extraction, and Browser Automation
Build web scrapers in n8n: HTTP Request and HTML nodes, CSS selectors, JSON parsing, pagination, scheduling, proxies, exports to Sheets/CSV, and dynamic sites.
jsoup Java Guide: HTML Parsing, CSS Selectors, and Scraping
Parse HTML in Java with jsoup: Maven setup, CSS selectors, tables, encoding, proxies, login sessions, sanitizing untrusted HTML, and Android usage.
JavaScript Web Scraping Libraries: What to Use in 2026
Every JavaScript web scraping library compared: Cheerio, Puppeteer, Playwright, Crawlee. Verified 2026 versions, what each breaks on, and which are now dead.
HtmlUnit Web Scraping in Java: Setup, Forms, and Limits
HtmlUnit 5.x for Java web scraping: Maven setup, JDK 17 requirement, forms and sessions, JavaScript support, and when to use Playwright or an API instead.
Html Agility Pack: C# HTML Parsing and Web Scraping Guide
Parse HTML in C# with Html Agility Pack: XPath and LINQ selection, class/id matching, text extraction, fixing malformed HTML, and AngleSharp comparison.
TikTok Scraper: How to Scrape TikTok Data in 2026
Build a TikTok scraper that survives: official APIs vs. scraping, why plain HTTP fails, and working Python code for profiles, videos, hashtags, and comments.
Real Estate Scraping: How to Collect Property Data in 2026
Real estate scraping in 2026: which portals we could actually fetch, Zillow's embedded JSON schema, working Python, and the MLS licensing rules people ignore.
How to Scrape Indeed in 2026: What an Indeed Scraper Can and Can't Do
We tested Indeed with datacenter, residential and stealth proxies in July 2026 — all blocked. What an Indeed scraper can still do, and what works instead.
What Is a Headless Browser? Headless Chrome for Scraping and Testing
Headless browsers explained: running Chrome and Chromium headless, essential flags, Puppeteer/Playwright/Selenium setup, memory tuning, and detection.
GPT and LLM Web Scraping Prompts That Hold Up in Production
Copy-pasteable GPT and LLM web scraping prompts, measured token costs per page, and fixes for the failures you actually hit: bad JSON and hallucinated fields.
Firecrawl Guide: Self-Hosting, Pricing, API Keys, and Limits
What Firecrawl is and how it works: getting an API key, credit pricing, self-hosting with Docker, rate limits, robots.txt, legality, and alternatives.
cURL Commands and Options for Web Scraping: Complete Guide
Every cURL command and option you need for web scraping, with copy-paste examples: GET/POST requests, redirects, cookies, auth, proxies, retries, and downloads.
C# HttpClient: The Complete Guide with Examples
Everything about HttpClient in C#/.NET with copy-paste examples: GET/POST, headers, auth, JSON, timeouts, proxies, file downloads, and IHttpClientFactory.
Cheapest Residential Proxies in 2026: Verified Price per GB
Verified July 2026 price-per-GB for 8 residential proxy providers, plus the minimums, expiry rules and retries that make cheap proxies expensive.
ChatGPT Web Scraping: Use Cases That Actually Work
Can ChatGPT scrape websites? What ChatGPT web scraping really does, four workflows that work, and where you still need a scraping API.
Best Residential Proxies for Web Scraping: 6 Providers Compared
Pick residential proxies for web scraping on pool size, sourcing transparency, sticky sessions, and geo granularity. 6 providers, verified July 2026 pricing.
Best Proxies for Web Scraping: 7 Providers Compared (2026)
The best proxies for web scraping, compared: verified 2026 pricing for 7 providers, a datacenter-vs-residential decision rule, and working Python code.
Beautiful Soup Web Scraping in Python: The Complete Guide
Web scraping with Beautiful Soup and Python: install, find() and find_all(), CSS selectors, text extraction, dynamic pages, and saving data to CSV/JSON.
AI Scraping Use Cases: Where AI Data Extraction Pays Off
AI scraping use cases that hold up in production: when LLM extraction beats CSS selectors, what it costs per page, and where it still fails.
