4.0.0

Issues

• [Bug report] BasicURLNormalizer unmangleQueryString inserts a second ? when a query value contains a /

  bugcore
  Bug

  apache/stormcrawler#2198 · Filter by author jnioche opened on Sep 29, 2026 · 4.0.0
  

• URLNormalizer The query is split on ; as well as &, which rewrites URLs

  bug
  Bug

  apache/stormcrawler#2199 · Filter by author jnioche opened on Sep 29, 2026 · 4.0.0
  

• Migrate core from HttpClient 4.x to HttpClient 5.x

  ideas
  apache/stormcrawler#2211 · Filter by author jnioche opened on Sep 30, 2026 · 4.0.0
  3

  

• Keep 'opensearch-java' and remove the older 'opensearch' module?

  help wantedOpenSearchquestion
  apache/stormcrawler#2212 · Filter by author jnioche opened on Sep 30, 2026 · 4.0.0
  7

  

• #2211 Migrate core to HttpClient 5 and preserve parsing behavior

  Unread
  apache/stormcrawler#2236·SCORP711 opened Oct 12, 2026 · Updated Oct 18, 2026
  8

  

• #2212 retry 429 items and flush bulk requests by size

  OpenSearch
  Unread
  apache/stormcrawler#2241·dpol1 opened Oct 16, 2026 · Updated Oct 20, 2026·1/2
  3

  

• #2212 move the opensearch-java implementation into external/opensearch

  OpenSearch
  Unread
  apache/stormcrawler#2242·dpol1 opened Oct 16, 2026 · Updated Oct 20, 2026·2/2
  2