{
  "answer": {
    "columns": [
      "Cycle",
      "Released",
      "Active support ends",
      "End of life",
      "Latest",
      "LTS"
    ],
    "kinds": [
      "identifier",
      "date",
      "date",
      "date",
      "identifier",
      "text"
    ],
    "rows": [
      [
        {
          "label": "3.9",
          "path": "/eol/zookeeper/3.9/"
        },
        "2023-07-19",
        "",
        "",
        "3.9.6",
        ""
      ],
      [
        {
          "label": "3.8",
          "path": "/eol/zookeeper/3.8/"
        },
        "2022-02-25",
        "",
        "",
        "3.8.7",
        ""
      ],
      [
        {
          "label": "3.7",
          "path": "/eol/zookeeper/3.7/"
        },
        "2021-03-17",
        "2023-07-19",
        "2024-01-19",
        "3.7.2",
        ""
      ],
      [
        {
          "label": "3.6",
          "path": "/eol/zookeeper/3.6/"
        },
        "2020-02-25",
        "2022-03-07",
        "2022-12-30",
        "3.6.4",
        ""
      ],
      [
        {
          "label": "3.5",
          "path": "/eol/zookeeper/3.5/"
        },
        "2019-05-03",
        "2021-03-27",
        "2022-06-01",
        "3.5.10",
        ""
      ],
      [
        {
          "label": "3.4",
          "path": "/eol/zookeeper/3.4/"
        },
        "2011-11-23",
        "2020-03-27",
        "2020-06-01",
        "3.4.14",
        ""
      ]
    ],
    "sentence": "Apache ZooKeeper 3.9 has no announced end-of-life date."
  },
  "data": {
    "category": "server-app",
    "cycles": [
      {
        "cycle": "3.9",
        "eol_date": null,
        "eol_is_bool": false,
        "latest_release_date": "2026-09-14",
        "latest_version": "3.9.6",
        "lts": false,
        "release_date": "2023-07-19",
        "support_date": null,
        "synced_at": "2026-09-15"
      },
      {
        "cycle": "3.8",
        "eol_date": null,
        "eol_is_bool": false,
        "latest_release_date": "2026-09-14",
        "latest_version": "3.8.7",
        "lts": false,
        "release_date": "2022-02-25",
        "support_date": null,
        "synced_at": "2026-09-15"
      },
      {
        "cycle": "3.7",
        "eol_date": "2024-01-19",
        "eol_is_bool": null,
        "latest_release_date": "2023-10-09",
        "latest_version": "3.7.2",
        "lts": false,
        "release_date": "2021-03-17",
        "support_date": "2023-07-19",
        "synced_at": "2026-09-09"
      },
      {
        "cycle": "3.6",
        "eol_date": "2022-12-30",
        "eol_is_bool": null,
        "latest_release_date": "2022-12-30",
        "latest_version": "3.6.4",
        "lts": false,
        "release_date": "2020-02-25",
        "support_date": "2022-03-07",
        "synced_at": "2026-09-09"
      },
      {
        "cycle": "3.5",
        "eol_date": "2022-06-01",
        "eol_is_bool": null,
        "latest_release_date": "2022-06-04",
        "latest_version": "3.5.10",
        "lts": false,
        "release_date": "2019-05-03",
        "support_date": "2021-03-27",
        "synced_at": "2026-09-09"
      },
      {
        "cycle": "3.4",
        "eol_date": "2020-06-01",
        "eol_is_bool": null,
        "latest_release_date": "2019-04-01",
        "latest_version": "3.4.14",
        "lts": false,
        "release_date": "2011-11-23",
        "support_date": "2020-03-27",
        "synced_at": "2026-09-09"
      }
    ],
    "homepage": "https://endoflife.date/zookeeper",
    "name": "Apache ZooKeeper",
    "slug": "zookeeper",
    "source": "endoflife",
    "synced_at": "2026-09-09"
  },
  "description": "Keelbench lists release, support and end-of-life dates for Apache ZooKeeper. Apache ZooKeeper 3.9 has no announced end-of-life date.",
  "noindex": true,
  "path": "/eol/zookeeper/",
  "schema": "keelbench.page.v1",
  "title": "Apache ZooKeeper end-of-life dates",
  "type": "eol-package",
  "updated_at": "2026-09-14",
  "url": "https://keelbench.com/eol/zookeeper/"
}