Issues

• ContentTypeFilter rejects every URL that carries a query string or fragment

  unclecode/crawl4ai#2554 · Filter by author HhH666-ux opened on Nov 13, 2026

• format_html() always raises FeatureNotFound because of the 'lxml.parser' tree builder name

  unclecode/crawl4ai#2551 · Filter by author HhH666-ux opened on Nov 13, 2026

• Relative <base href> produces scheme-less extracted links

  unclecode/crawl4ai#2550 · Filter by author HhH666-ux opened on Nov 13, 2026

• Crawl4AI Async Web Crawler MCP is listed on MCP ServerList

  unclecode/crawl4ai#2548 · Filter by author tonylate520 opened on Nov 12, 2026

• [Bug]: robots.txt rules ending in $ never match on Python 3.13 and older

  unclecode/crawl4ai#2544 · Filter by author adityajai119 opened on Nov 12, 2026

• [Bug]: URL seeder drops .gz sitemaps that are served with Content-Encoding: gzip

  unclecode/crawl4ai#2541 · Filter by author adityajai119 opened on Nov 12, 2026

• [Bug]: normalize_url lowercases the userinfo in a URL, so credentials in a link are rewritten

  unclecode/crawl4ai#2529 · Filter by author Steve-20-ai opened on Nov 10, 2026

• Cache stores markdown generation errors and failed LLM extractions as successful results

  🐞 Bug🩺 Needs Triage
  unclecode/crawl4ai#2520 · Filter by author ntohidi opened on Nov 9, 2026

• [Bug]: AsyncUrlSeeder.urls() always idles ~5 s after the last sitemap URL (worker polls queue.get() with a 5 s timeout)

  🐞 Bug🩺 Needs Triage
  unclecode/crawl4ai#2509 · Filter by author AndreGroeschel opened on Nov 7, 2026

• [Bug]: Hardened docker-compose (read_only) keeps full Chromium from starting: crashpad needs a writable ~/.config

  🐞 Bug📌 Root caused
  unclecode/crawl4ai#2494 · Filter by author Flamintus opened on Nov 4, 2026
  1

• [Bug]: Default user agent is a stale Chrome/116 string that contradicts the bundled Chromium

  🐞 Bug⚙ Done📌 Root caused
  unclecode/crawl4ai#2493 · Filter by author Flamintus opened on Nov 4, 2026
  1

• [Bug]: Wrong error message on failed crawling with CacheMode.ENABLED

  🐞 Bug⚙ Done
  unclecode/crawl4ai#2490 · Filter by author pbtsrc opened on Nov 3, 2026
  1

• [Bug]: Crawl4aiDockerClient cannot send 0.9 declarative hooks, and returns result.pdf as base64 text

  🐞 Bug⚙ Done
  unclecode/crawl4ai#2483 · Filter by author SohamKukreti opened on Nov 1, 2026

• [Feature]: Crawl4aiDockerClient has no public option for the API token the 0.9 server requires

  ⚙ Done✨ Enhancement
  unclecode/crawl4ai#2474 · Filter by author SohamKukreti opened on Oct 30, 2026

• Bug]: Crawl4aiDockerClient gets 400 with any BrowserConfig: dump() always sends the generated headers

  🐞 Bug⚙ Done📌 Root caused
  unclecode/crawl4ai#2472 · Filter by author SohamKukreti opened on Oct 30, 2026

• [Bug]: PDF images saved with save_images_locally=True come back with an empty src in result.media

  🐞 Bug⚙ Done
  unclecode/crawl4ai#2469 · Filter by author michaelkillgta opened on Oct 29, 2026
  1

• RFC: optional actionable-snapshot ExtractionStrategy — elements + selectors + state, ~68% lighter than raw_markdown for action-selection

  ✨ Enhancement
  unclecode/crawl4ai#2463 · Filter by author DevHusnainAi opened on Oct 29, 2026
  1

• [Bug]: PDF scrape thread outlives Docker crawl deadline; no total download/parse timeout

  🐞 Bug⚙ Done📌 Root caused
  unclecode/crawl4ai#2460 · Filter by author Fooftilly opened on Oct 28, 2026
  2

• [Bug]: deep crawl configs from dump() are rejected by the server (logger: null) and DFS strategies dump empty

  🐞 Bug⚙️ In-progress
  unclecode/crawl4ai#2450 · Filter by author Siddharth-DWT opened on Oct 27, 2026

• [Bug]: SEOFilter drops keywords and weights in dump()/load()

  🐞 Bug⚙️ In-progress
  unclecode/crawl4ai#2441 · Filter by author Siddharth-DWT opened on Oct 24, 2026

• Locale-dependent text IO: tasklist probe and browser launch diagnostics crash under UTF-8 mode; Common Crawl URL cache fails on non-ASCII URLs

  🐞 Bug⚙️ In-progress⚙️ Under Review
  unclecode/crawl4ai#2439 · Filter by author sun04222 opened on Oct 24, 2026

• Discussion: migrate BrowserConfig.ignore_https_errors default to False (deprecation path)

  🩺 Needs Triage
  unclecode/crawl4ai#2437 · Filter by author workflowsdiy opened on Oct 22, 2026
  1

• [Bug]: FreshnessScorer defaults to current_year=2024, so this year's URLs score like undated ones

  ⚙️ In-progress📌 Root caused
  unclecode/crawl4ai#2426 · Filter by author Siddharth-DWT opened on Oct 21, 2026

• [Bug]: CrawlerRunConfig.dump()/load() drops deep-crawl filter and scorer arguments, so a DomainFilter allows every domain

  ⚙️ In-progress📌 Root caused
  unclecode/crawl4ai#2424 · Filter by author Siddharth-DWT opened on Oct 21, 2026

• [Bug]: Docker server egress proxy resolves DNS synchronously on the event loop, stalling the whole server under load

  ⚙️ In-progress📌 Root caused
  unclecode/crawl4ai#2423 · Filter by author greerso opened on Oct 21, 2026