https://scrapfly.io/blog 2026-07-11T05:32:25+00:00 Scrapfly Web scraping tutorials, guides, and articles by Scrapfly https://scrapfly.io/img/scrapfly-logo.png https://scrapfly.io/blog/posts/tls-cipher-suites-in-web-scraping 2026-07-07T21:37:50+00:00 2026-07-07T21:37:51+00:00

Learn how TLS cipher suites affect both transport security and scraper detection, with practical JA3/JA4 guidance, reference tables, and browser-matching strategies. meta_description: TLS cipher suites are both security settings and fingerprinting signals. Learn TLS 1.2 vs 1.3 suites, JA3/JA4 impact, weak vs strong ciphers, and scraping-safe configuration patterns.

https://scrapfly.io/blog/posts/http-referer-header-complete-guide-for-web-scraping 2026-07-07T21:37:47+00:00 2026-07-07T21:37:48+00:00

A deep dive into the HTTP Referer header for web scraping. Learn how websites use it for detection and how to implement it correctly in your tools to avoid getting blocked.

https://scrapfly.io/blog/posts/web-scraping-with-grok 2026-07-07T21:37:44+00:00 2026-07-07T22:00:51+00:00

Learn web scraping with Grok in 2026 using Grok Build, grok-cli, the xAI API, and Scrapfly CLI for JavaScript rendering, ASP, and structured JSON extraction

https://scrapfly.io/blog/posts/how-anti-bot-detection-works 2026-07-07T21:28:45+00:00 2026-07-07T21:28:46+00:00

Discover how anti-bot systems work by assigning a 'trust score' to every request. This guide breaks down the 5 key detection layers, from TLS fingerprinting to behavioral analysis.

https://scrapfly.io/blog/posts/how-to-scrape-perplexity 2026-07-07T21:28:40+00:00 2026-07-07T21:28:41+00:00

Scrape Perplexity AI with Python: render JS, bypass Cloudflare, capture answers + cited domains, and build a citation tracker.

https://scrapfly.io/blog/posts/web-scraping-with-hermes-agent 2026-07-07T21:28:36+00:00 2026-07-07T21:28:38+00:00

Hermes Agent ships with Firecrawl and Scrapling, but they break on protected sites. Add Scrapfly as a cloud fetch layer to scrape without blocks.

https://scrapfly.io/blog/posts/what-is-an-anti-detect-browser 2026-07-07T21:28:27+00:00 2026-07-07T21:28:29+00:00

Anti-detect browsers spoof browser fingerprints and isolate profiles so sites see many separate users. Learn how they work, when they help scrapers, and when a managed cloud browser is the better choice.

https://scrapfly.io/blog/posts/best-browser-automation-tools 2026-06-30T17:33:48+00:00 2026-06-30T17:33:49+00:00

Explore the best browser automation tools of 2026. This complete guide compares Cloud APIs, Open-Source frameworks, AI Agents, and No-Code tools to help you choose the right solution for your project.

https://scrapfly.io/blog/posts/how-to-scrape-google-flights 2026-06-30T17:16:51+00:00 2026-06-30T17:16:52+00:00

Learn how to scrape Google Flights with Python and Scrapfly: extract prices, airlines, routes, stops, CO2 emissions, and fare data from rendered search results.

https://scrapfly.io/blog/posts/best-open-source-web-scrapers 2026-06-30T17:14:51+00:00 2026-06-30T17:14:52+00:00

Ranked by maintenance, license, and production capability. The only neutral open-source scraper list with no entries from us. Covers Python, Node.js, and Go with honest caveats, code examples, and the tools you should avoid in 2026.

https://scrapfly.io/blog/posts/curl-with-proxy 2026-06-30T17:04:57+00:00 2026-06-30T17:04:58+00:00

A complete developer reference for using cURL with a proxy: the -x flag, environment variables, .curlrc, SOCKS variants, authentication pitfalls, and troubleshooting.

https://scrapfly.io/blog/posts/how-to-build-a-product-data-pipeline-from-multiple-ecommerce-sites 2026-06-30T17:01:47+00:00 2026-06-30T17:01:49+00:00

Learn how to scrape product data from multiple e-commerce sites, normalise it into a canonical schema, and match products across sources.

https://scrapfly.io/blog/posts/how-to-avoid-proxy-detection 2026-06-30T16:35:30+00:00 2026-06-30T16:35:31+00:00

Learn what gets proxies flagged, how to pick a proxy type, and when to rotate vs hold a sticky session to avoid detection.

https://scrapfly.io/blog/posts/scraping-government-public-records-data 2026-06-30T16:34:23+00:00 2026-06-30T16:34:25+00:00

Map the public-data sources worth scraping, the friction each portal throws at you, and how to get past it and normalize records across 50 states.

https://scrapfly.io/blog/posts/how-to-scrape-air-france-flights 2026-06-23T18:08:57+00:00 2026-06-23T18:08:59+00:00

Scrape Air France round-trip flight offers with Python and the Scrapfly Cloud Browser API: walk the booking widget, capture the GraphQL booking response, and return structured records with price, times, layovers, aircraft, seats, and CO2.

https://scrapfly.io/blog/posts/how-to-scrape-leads 2026-06-23T18:08:54+00:00 2026-06-23T18:08:55+00:00

Learn how to build a B2B lead database by scraping public sources. Covers source discovery, extraction without getting blocked, cross-source deduplication, enrichment, and keeping the database fresh.

https://scrapfly.io/blog/posts/how-to-build-a-grocery-price-comparison-tool-with-python 2026-06-23T18:08:50+00:00 2026-06-23T18:08:51+00:00

Build a grocery price comparison tool that scrapes Walmart, Instacart, and Kroger prices by zip code, matches products, and finds the cheapest option.

https://scrapfly.io/blog/posts/ai-agent-web-scraping 2026-06-23T17:08:12+00:00 2026-06-30T22:01:18+00:00

How AI agents consume the web, why their fetch layer breaks, and how to build agent-grade web access that holds up in production.

https://scrapfly.io/blog/posts/best-social-media-scraping-tools 2026-06-23T17:08:09+00:00 2026-06-25T18:30:46+00:00

Ranked guide to the best open-source social media scraping tools in 2026. Eight maintained scrapers for Instagram, X, LinkedIn, TikTok, YouTube, Reddit, Threads, and Facebook, backed by one anti-bot reliability engine.

https://scrapfly.io/blog/posts/best-anti-bot-bypass-tools 2026-06-23T17:08:05+00:00 2026-06-23T17:08:06+00:00

Compare the best anti-bot bypass tools for web scraping, from managed APIs to open-source stealth browsers. See which tools get past Cloudflare, DataDome, Akamai, and PerimeterX, and when to use each.

https://scrapfly.io/blog/posts/best-tools-for-ai-webscraping 2026-06-23T17:08:01+00:00 2026-06-23T17:08:03+00:00

A by-job ranking of the best AI web scraping tools for 2026, from prompt-based extraction to MCP servers and open-source crawlers for LLM pipelines.

https://scrapfly.io/blog/posts/best-public-data-sources-for-lead-generation 2026-06-19T23:05:08+00:00 2026-06-19T23:05:09+00:00

A ranked directory of 10 public data sources for B2B lead generation, with the fields, access method, and freshness of each.

https://scrapfly.io/blog/posts/how-to-scrape-large-product-catalogs 2026-06-17T20:22:31+00:00 2026-06-25T18:30:47+00:00

Learn how to discover, crawl, and extract every product from an e-commerce catalog in Python, then keep that data fresh at scale.

https://scrapfly.io/blog/posts/how-to-scrape-chatgpt 2026-06-16T18:43:45+00:00 2026-06-16T21:42:54+00:00

Scrape ChatGPT responses with Python: when to pick the OpenAI API, how to handle Cloudflare and streaming responses, and an authenticated Cloud Browser pattern with session resume.

https://scrapfly.io/blog/posts/how-to-build-a-web-scraping-agent-with-claude 2026-06-16T18:43:32+00:00 2026-06-16T21:42:51+00:00

Learn how to build a reliable web scraping agent with Claude. Covers Claude Code skills, the Anthropic API, autonomous agent mode, and Scrapfly CLI integration with step-by-step Python examples.

https://scrapfly.io/blog/posts/gemini-for-webscraping 2026-06-16T18:43:13+00:00 2026-06-16T21:42:49+00:00

Build a Gemini web scraping agent that works on real sites. Covers Gemini CLI skills, URL Context limits, Python pipelines, and anti-bot bypass.

https://scrapfly.io/blog/posts/how-to-bypass-anti-bot-protection 2026-06-11T13:10:30+00:00 2026-06-11T13:10:35+00:00

Identify and bypass Cloudflare, DataDome, PerimeterX, Kasada, Akamai, Incapsula, F5, and AWS WAF with Python code examples and success rate data.

https://scrapfly.io/blog/posts/http2-http3-fingerprinting-guide 2026-04-08T15:40:08+00:00 2026-04-18T16:36:36+00:00

Learn how HTTP/2 and HTTP/3 fingerprinting works at the protocol level, how anti-bot services use SETTINGS frames, pseudo-header ordering, and QUIC transport parameters to detect scrapers, and how to bypass detection with proper fingerprint matching using Python.

https://scrapfly.io/blog/posts/how-browser-fingerprinting-works 2026-04-08T15:39:58+00:00 2026-07-07T22:12:02+00:00

Learn how browser fingerprinting works, from canvas to WebGPU, test your fingerprint with free tools, and apply developer-focused anti-detection strategies in your web scrapers.

https://scrapfly.io/blog/posts/browser-automation-api-use-cases-patterns 2026-03-15T00:00:00+00:00 2026-07-07T21:28:43+00:00

Learn what a browser automation API is, how cloud browser architecture works, and when to use it for scraping, protected testing, and AI agents.