diff --git a/.editorconfig b/.editorconfig
index 8ae05aa..55bfb6d 100644
--- a/.editorconfig
+++ b/.editorconfig
@@ -1,5 +1,5 @@
 # Generated from:
-# https://github.com/plone/meta/tree/master/config/default
+# https://github.com/plone/meta/tree/2.x/src/plone/meta/default
 # See the inline comments on how to expand/tweak this configuration file
 #
 # EditorConfig Configuration file, for more details see:
@@ -13,7 +13,8 @@
 root = true
 
 
-[*]  # For All Files
+[*]
+# Default settings for all files.
 # Unix-style newlines with a newline ending every file
 end_of_line = lf
 insert_final_newline = true
@@ -29,11 +30,12 @@ max_line_length = off
 # 4 space indentation
 indent_size = 4
 
-[*.{yml,zpt,pt,dtml,zcml}]
+[*.{yml,zpt,pt,dtml,zcml,html,xml}]
 # 2 space indentation
 indent_size = 2
 
-[*.{json,jsonl,js,jsx,ts,tsx,css,less,scss,html}]  # Frontend development
+[*.{json,jsonl,js,jsx,ts,tsx,css,less,scss}]
+# Frontend development
 # 2 space indentation
 indent_size = 2
 max_line_length = 80
diff --git a/.flake8 b/.flake8
index 7ef4f64..ff17672 100644
--- a/.flake8
+++ b/.flake8
@@ -1,5 +1,5 @@
 # Generated from:
-# https://github.com/plone/meta/tree/master/config/default
+# https://github.com/plone/meta/tree/2.x/src/plone/meta/default
 # See the inline comments on how to expand/tweak this configuration file
 [flake8]
 doctests = 1
diff --git a/.github/dependabot.yml b/.github/dependabot.yml
new file mode 100644
index 0000000..8da3888
--- /dev/null
+++ b/.github/dependabot.yml
@@ -0,0 +1,11 @@
+# Generated from:
+# https://github.com/plone/meta/tree/2.x/src/plone/meta/default
+# See the inline comments on how to expand/tweak this configuration file
+version: 2
+updates:
+
+  - package-ecosystem: "github-actions"
+    directory: "/"
+    schedule:
+      # Check for updates to GitHub Actions every week
+      interval: "weekly"
diff --git a/.github/workflows/meta.yml b/.github/workflows/meta.yml
index 40bb5c1..df9c753 100644
--- a/.github/workflows/meta.yml
+++ b/.github/workflows/meta.yml
@@ -1,16 +1,10 @@
 # Generated from:
-# https://github.com/plone/meta/tree/master/config/default
+# https://github.com/plone/meta/tree/2.x/src/plone/meta/default
 # See the inline comments on how to expand/tweak this configuration file
 name: Meta
+
 on:
   push:
-    branches:
-      - master
-      - main
-  pull_request:
-    branches:
-      - master
-      - main
   workflow_dispatch:
 
 ##
@@ -25,18 +19,21 @@ on:
 
 jobs:
   qa:
-    uses: plone/meta/.github/workflows/qa.yml@main
-  test:
-    uses: plone/meta/.github/workflows/test.yml@main
+    uses: plone/meta/.github/workflows/qa.yml@2.x
+  coverage:
+    uses: plone/meta/.github/workflows/coverage.yml@2.x
+  dependencies:
+    uses: plone/meta/.github/workflows/dependencies.yml@2.x
   release_ready:
-    uses: plone/meta/.github/workflows/release_ready.yml@main
+    uses: plone/meta/.github/workflows/release_ready.yml@2.x
+  circular:
+    uses: plone/meta/.github/workflows/circular.yml@2.x
 
 ##
 # To modify the list of default jobs being created add in .meta.toml:
 # [github]
 # jobs = [
 #    "qa",
-#    "test",
 #    "coverage",
 #    "dependencies",
 #    "release_ready",
diff --git a/.github/workflows/test-matrix.yml b/.github/workflows/test-matrix.yml
new file mode 100644
index 0000000..de94628
--- /dev/null
+++ b/.github/workflows/test-matrix.yml
@@ -0,0 +1,65 @@
+# Generated from:
+# https://github.com/plone/meta/tree/2.x/src/plone/meta/default
+# See the inline comments on how to expand/tweak this configuration file
+name: Tests
+
+on:
+  push:
+  workflow_dispatch:
+
+jobs:
+  build:
+    permissions:
+      contents: read
+      pull-requests: write
+    strategy:
+      # We want to see all failures:
+      fail-fast: false
+      matrix:
+        os:
+        - ["ubuntu", "ubuntu-latest"]
+        config:
+        # [Python version, visual name, tox env]
+        - ["3.14", "6.2 on py3.14", "py314-plone62"]
+        - ["3.10", "6.2 on py3.10", "py310-plone62"]
+
+    runs-on: ${{ matrix.os[1] }}
+    if: github.event_name != 'pull_request' || github.event.pull_request.head.repo.full_name != github.event.pull_request.base.repo.full_name
+    name: ${{ matrix.config[1] }}
+    steps:
+    - uses: actions/checkout@v6
+      with:
+        persist-credentials: false
+    - name: Install uv + caching
+      uses: astral-sh/setup-uv@v8.0.0
+      with:
+        enable-cache: true
+        cache-dependency-glob: |
+          setup.*
+          tox.ini
+          pyproject.toml
+        python-version: ${{ matrix.config[0] }}
+
+##
+# Add extra configuration options in .meta.toml:
+#  [github]
+#  extra_lines_after_os_dependencies = """
+#  _your own configuration lines_
+#  """
+##
+    - name: Initialize tox
+      # the bash one-liner below does not work on Windows
+      if: contains(matrix.os, 'ubuntu')
+      run: |
+        if [ `uvx tox list --no-desc -f init|wc -l` = 1 ]; then uvx --with tox-uv tox -e init;else true; fi
+    - name: Test
+      run: uvx --with tox-uv tox -e ${{ matrix.config[2] }}
+
+
+##
+# Add extra configuration options in .meta.toml:
+#  [github]
+#  extra_lines = """
+#  _your own configuration lines_
+#  """
+##
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
deleted file mode 100644
index bdc21be..0000000
--- a/.github/workflows/test.yml
+++ /dev/null
@@ -1,40 +0,0 @@
-name: Plone 5.2 tests
-
-on:
-  push:
-    branches:
-      - master
-  pull_request:
-    branches:
-      - master
-
-jobs:
-  build:
-    strategy:
-      fail-fast: false
-      matrix:
-        config:
-        # [Python version, tox env]
-        - ["3.8",   "plone52"]
-    runs-on: ubuntu-20.04
-    name: ${{ matrix.config[1] }}-py${{ matrix.config[0] }}
-    steps:
-    - uses: actions/checkout@v3
-    - name: Set up Python
-      uses: actions/setup-python@v4
-      with:
-          python-version: ${{ matrix.config[0] }}
-    - name: Pip cache
-      uses: actions/cache@v2
-      with:
-        path: ~/.cache/pip
-        key: ${{ runner.os }}-pip-${{ matrix.config[0] }}-${{ matrix.config[1] }}-${{ hashFiles('setup.*', 'tox.ini') }}
-        restore-keys: |
-          ${{ runner.os }}-pip-${{ matrix.config[0] }}-
-          ${{ runner.os }}-pip-
-    - name: Install dependencies
-      run: |
-        python -m pip install --upgrade pip
-        pip install tox
-    - name: Test
-      run: tox -e ${{ matrix.config[1] }}
diff --git a/.gitignore b/.gitignore
index 503e47c..224bcb6 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,5 +1,5 @@
 # Generated from:
-# https://github.com/plone/meta/tree/master/config/default
+# https://github.com/plone/meta/tree/2.x/src/plone/meta/default
 # See the inline comments on how to expand/tweak this configuration file
 # python related
 *.egg-info
@@ -20,6 +20,8 @@ __pycache__/
 .tox
 .vscode/
 node_modules/
+forest.dot
+forest.json
 
 # venv / buildout related
 bin/
@@ -35,6 +37,8 @@ lib64
 parts/
 pyvenv.cfg
 var/
+local.cfg
+share/
 
 # mxdev
 /instance/
diff --git a/.meta.toml b/.meta.toml
index 1cce024..10157ea 100644
--- a/.meta.toml
+++ b/.meta.toml
@@ -1,31 +1,21 @@
 # Generated from:
-# https://github.com/plone/meta/tree/master/config/default
+# https://github.com/plone/meta/tree/2.x/src/plone/meta/default
 # See the inline comments on how to expand/tweak this configuration file
 [meta]
 template = "default"
-commit-id = "8c30aa23"
-
-[tox]
-extra_lines = """
-[testenv:plone52]
-min_version = 3.28.0
-description = Plone 5.2 tests with buildout
-skip_install = true
-deps =
-    -rrequirements_plone52.txt
-commands_pre =
-    {envbindir}/buildout -nc {toxinidir}/test_plone52.cfg buildout:directory={envdir} buildout:develop={toxinidir}
-commands =
-    {envbindir}/code-analysis
-    {envbindir}/test {posargs}
-"""
+commit-id = "2.8.0"
 
 [github]
 jobs = [
     "qa",
-    "test",
+    "coverage",
+    "dependencies",
     "release_ready",
+    "circular"
     ]
 
+[tox]
+test_matrix = {"6.2" = ["*"]}
+
 [pyproject]
 dependencies_ignores = "['plone.base', 'plone.app.layout']"
diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index f13d059..fd9a409 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -1,5 +1,5 @@
 # Generated from:
-# https://github.com/plone/meta/tree/master/config/default
+# https://github.com/plone/meta/tree/2.x/src/plone/meta/default
 # See the inline comments on how to expand/tweak this configuration file
 ci:
     autofix_prs: false
@@ -7,20 +7,20 @@ ci:
 
 repos:
 -   repo: https://github.com/asottile/pyupgrade
-    rev: v3.15.0
+    rev: v3.21.2
     hooks:
     -   id: pyupgrade
-        args: [--py38-plus]
+        args: [--py310-plus]
 -   repo: https://github.com/pycqa/isort
-    rev: 5.12.0
+    rev: 8.0.1
     hooks:
     -   id: isort
--   repo: https://github.com/psf/black
-    rev: 23.10.1
+-   repo: https://github.com/psf/black-pre-commit-mirror
+    rev: 26.3.1
     hooks:
     -   id: black
 -   repo: https://github.com/collective/zpretty
-    rev: 3.1.0
+    rev: 3.1.1
     hooks:
     -   id: zpretty
 
@@ -32,7 +32,7 @@ repos:
 #  """
 ##
 -   repo: https://github.com/PyCQA/flake8
-    rev: 6.1.0
+    rev: 7.3.0
     hooks:
     -   id: flake8
 
@@ -44,7 +44,7 @@ repos:
 #  """
 ##
 -   repo: https://github.com/codespell-project/codespell
-    rev: v2.2.6
+    rev: v2.4.2
     hooks:
     -   id: codespell
         additional_dependencies:
@@ -58,20 +58,20 @@ repos:
 #  """
 ##
 -   repo: https://github.com/mgedmin/check-manifest
-    rev: "0.49"
+    rev: "0.51"
     hooks:
     -   id: check-manifest
 -   repo: https://github.com/regebro/pyroma
-    rev: "4.2"
+    rev: "5.0.1"
     hooks:
     -   id: pyroma
 -   repo: https://github.com/mgedmin/check-python-versions
-    rev: "0.22.0"
+    rev: "0.24.0"
     hooks:
     -   id: check-python-versions
-        args: ['--only', 'setup.py,pyproject.toml']
+        args: ['--only', 'setup.py,tox.ini']
 -   repo: https://github.com/collective/i18ndude
-    rev: "6.1.0"
+    rev: "6.3.0"
     hooks:
     -   id: i18ndude
 
diff --git a/MANIFEST.in b/MANIFEST.in
index c2509f3..532c268 100644
--- a/MANIFEST.in
+++ b/MANIFEST.in
@@ -1,12 +1,7 @@
-include *.txt
+graft src
+graft docs
 include *.rst
-
-recursive-include src *
-recursive-include docs *
-
 global-exclude *.pyc
 exclude .coveragerc
-exclude base.cfg
-exclude buildout.cfg
-exclude test_plone52.cfg
 exclude tox.ini
+prune news
\ No newline at end of file
diff --git a/README.rst b/README.rst
index 4b4f9c4..3a2f6f1 100644
--- a/README.rst
+++ b/README.rst
@@ -13,6 +13,7 @@ Lineage can be used within a large organization to manage multiple microsites, s
 Version information
 ===================
 
+- 4.x: Plone 6.2 - Python 3.10+ - PEP 420 native namespace
 - 3.x: Plone 5.2, 6.0 - Python 3.8+
 - 2.x: Plone 5.0, 5.1, 5.2 - Python 2.7
 - 1.x: Plone 4.3
diff --git a/base.cfg b/base.cfg
deleted file mode 100644
index 6451ef0..0000000
--- a/base.cfg
+++ /dev/null
@@ -1,106 +0,0 @@
-[buildout]
-show-picked-versions = true
-extensions =
-    mr.developer
-
-index = https://pypi.python.org/simple/
-
-parts =
-    instance
-    test
-    code-analysis
-    coverage
-    test-coverage
-    createcoverage
-    releaser
-    i18ndude
-    omelette
-    robot
-    plone-helper-scripts
-develop = .
-
-
-[instance]
-recipe = plone.recipe.zope2instance
-user = admin:admin
-http-address = 8080
-environment-vars =
-    zope_i18n_compile_mo_files true
-eggs =
-    Plone
-    Pillow
-    collective.lineage [test]
-
-
-[code-analysis]
-recipe = plone.recipe.codeanalysis[recommended]
-directory = ${buildout:directory}/src/{{{ package.namespace }}}
-return-status-codes = False
-
-
-[omelette]
-recipe = collective.recipe.omelette
-eggs = ${instance:eggs}
-
-
-[test]
-recipe = zc.recipe.testrunner
-eggs = ${instance:eggs}
-initialization =
-    os.environ['TZ'] = 'UTC'
-defaults = ['-s', 'collective.lineage', '--auto-color', '--auto-progress']
-
-
-[coverage]
-recipe = zc.recipe.egg
-eggs = coverage
-
-
-[test-coverage]
-recipe = collective.recipe.template
-input = inline:
-    #!/bin/bash
-    export TZ=UTC
-    ${buildout:directory}/bin/coverage run bin/test $*
-    ${buildout:directory}/bin/coverage html
-    ${buildout:directory}/bin/coverage report -m --fail-under=90
-    # Fail (exit status 1) if coverage returns exit status 2 (this happens
-    # when test coverage is below 100%.
-output = ${buildout:directory}/bin/test-coverage
-mode = 755
-
-
-[createcoverage]
-recipe = zc.recipe.egg
-eggs = createcoverage
-
-
-[robot]
-recipe = zc.recipe.egg
-eggs =
-    ${test:eggs}
-    plone.app.robotframework[debug,reload]
-
-
-[releaser]
-recipe = zc.recipe.egg
-eggs = zest.releaser
-
-
-[i18ndude]
-recipe = zc.recipe.egg
-eggs = i18ndude
-
-[plone-helper-scripts]
-recipe = zc.recipe.egg
-eggs =
-   Products.CMFPlone
-   ${instance:eggs}
-interpreter = zopepy
-scripts =
-   zopepy
-   plone-compile-resources
-
-[versions]
-# Don't use a released version of collective.lineage
-collective.lineage =
diff --git a/buildout.cfg b/buildout.cfg
deleted file mode 100644
index 1ff605d..0000000
--- a/buildout.cfg
+++ /dev/null
@@ -1,6 +0,0 @@
-[buildout]
-
-# use this extend one of the buildout configuration:
-extends =
-    test_plone52.cfg
-    test_plone60.cfg
diff --git a/constraints.txt b/constraints.txt
deleted file mode 100644
index c0e8f2f..0000000
--- a/constraints.txt
+++ /dev/null
@@ -1 +0,0 @@
--c https://dist.plone.org/release/6.0-dev/constraints.txt
diff --git a/constraints_plone52.txt b/constraints_plone52.txt
deleted file mode 100644
index 7efc510..0000000
--- a/constraints_plone52.txt
+++ /dev/null
@@ -1 +0,0 @@
--c https://dist.plone.org/release/5.2-latest/constraints.txt
diff --git a/news/.gitkeep b/news/.gitkeep
new file mode 100644
index 0000000..e69de29
diff --git a/news/3928.breaking b/news/3928.breaking
new file mode 100644
index 0000000..f2360fa
--- /dev/null
+++ b/news/3928.breaking
@@ -0,0 +1,4 @@
+Replace ``pkg_resources`` namespace with PEP 420 native namespace.
+Support only Plone 6.2 and Python 3.10+.
+When you use ``collective.lineage`` with other packages in the ``collective`` namespace, and you get a ``ModuleNotFoundError``, you may need to install ``horse-with-no-namespace``, or use ``zc.buildout`` 5.
+[szakitibi]
\ No newline at end of file
diff --git a/pyproject.toml b/pyproject.toml
index 7a4d2d7..3002f6a 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,8 +1,46 @@
 # Generated from:
-# https://github.com/plone/meta/tree/master/config/default
+# https://github.com/plone/meta/tree/2.x/src/plone/meta/default
 # See the inline comments on how to expand/tweak this configuration file
 [build-system]
-requires = ["setuptools>=68.2"]
+requires = ["setuptools>=68.2,<83", "wheel"]
+
+
+
+[tool.towncrier]
+directory = "news/"
+filename = "CHANGES.rst"
+title_format = "{version} ({project_date})"
+underlines = ["-", ""]
+
+[[tool.towncrier.type]]
+directory = "breaking"
+name = "Breaking changes:"
+showcontent = true
+
+[[tool.towncrier.type]]
+directory = "feature"
+name = "New features:"
+showcontent = true
+
+[[tool.towncrier.type]]
+directory = "bugfix"
+name = "Bug fixes:"
+showcontent = true
+
+[[tool.towncrier.type]]
+directory = "internal"
+name = "Internal:"
+showcontent = true
+
+[[tool.towncrier.type]]
+directory = "documentation"
+name = "Documentation:"
+showcontent = true
+
+[[tool.towncrier.type]]
+directory = "tests"
+name = "Tests:"
+showcontent = true
 
 ##
 # Add extra configuration options in .meta.toml:
@@ -24,7 +62,7 @@ profile = "plone"
 ##
 
 [tool.black]
-target-version = ["py38"]
+target-version = ["py310"]
 
 ##
 # Add extra configuration options in .meta.toml:
@@ -35,7 +73,7 @@ target-version = ["py38"]
 ##
 
 [tool.codespell]
-ignore-words-list = "discreet,"
+ignore-words-list = "discreet,assertin,thet,"
 skip = "*.po,"
 ##
 # Add extra configuration options in .meta.toml:
@@ -83,6 +121,7 @@ Zope = [
   'Products.CMFCore', 'Products.CMFDynamicViewFTI',
 ]
 python-dateutil = ['dateutil']
+pytest-plone = ['pytest', 'zope.pytestlayer', 'plone.testing', 'plone.app.testing']
 ignore-packages = ['plone.base', 'plone.app.layout']
 
 ##
@@ -98,13 +137,15 @@ ignore-packages = ['plone.base', 'plone.app.layout']
 [tool.check-manifest]
 ignore = [
     ".editorconfig",
+    ".flake8",
     ".meta.toml",
     ".pre-commit-config.yaml",
-    "tox.ini",
-    ".flake8",
+    "dependabot.yml",
     "mx.ini",
+    "tox.ini",
 
 ]
+
 ##
 # Add extra configuration options in .meta.toml:
 #  [pyproject]
@@ -112,6 +153,11 @@ ignore = [
 #      "*.map.js",
 #      "*.pyc",
 #  """
+#  check_manifest_extra_lines = """
+#  ignore-bad-ideas = [
+#      "some/test/file/PKG-INFO",
+#  ]
+#  """
 ##
 
 
diff --git a/requirements.txt b/requirements.txt
deleted file mode 100644
index cbccb03..0000000
--- a/requirements.txt
+++ /dev/null
@@ -1,2 +0,0 @@
--c constraints.txt
--r https://dist.plone.org/release/6.0-latest/requirements.txt
diff --git a/requirements_plone52.txt b/requirements_plone52.txt
deleted file mode 100644
index 52f04ce..0000000
--- a/requirements_plone52.txt
+++ /dev/null
@@ -1,2 +0,0 @@
--c constraints_plone52.txt
--r https://dist.plone.org/release/5.2-latest/requirements.txt
diff --git a/setup.py b/setup.py
index 15de4de..ab1e4d1 100644
--- a/setup.py
+++ b/setup.py
@@ -1,8 +1,6 @@
 from pathlib import Path
-from setuptools import find_packages
 from setuptools import setup
 
-
 version = "3.0.1.dev0"
 short_description = "The microsite creation product for Plone"
 long_description = "\n\n".join(
@@ -19,18 +17,18 @@
         "Development Status :: 5 - Production/Stable",
         "Environment :: Web Environment",
         "Framework :: Plone",
-        "Framework :: Plone :: 5.2",
-        "Framework :: Plone :: 6.0",
+        "Framework :: Plone :: 6.2",
         "Framework :: Plone :: Addon",
         "Intended Audience :: End Users/Desktop",
         "Intended Audience :: System Administrators",
         "License :: OSI Approved :: GNU General Public License (GPL)",
         "Operating System :: OS Independent",
         "Programming Language :: Python",
-        "Programming Language :: Python :: 3.8",
-        "Programming Language :: Python :: 3.9",
         "Programming Language :: Python :: 3.10",
         "Programming Language :: Python :: 3.11",
+        "Programming Language :: Python :: 3.12",
+        "Programming Language :: Python :: 3.13",
+        "Programming Language :: Python :: 3.14",
         "Topic :: Software Development :: Libraries :: Python Modules",
     ],
     keywords="plone lineage",
@@ -38,24 +36,21 @@
     author_email="info@sixfeetup.com",
     url="https://pypi.org/project/collective-lineage",
     license="GPL",
-    packages=find_packages("src"),
-    package_dir={"": "src"},
-    namespace_packages=["collective"],
     include_package_data=True,
     zip_safe=False,
-    python_requires=">=3.8",
+    python_requires=">=3.10",
     install_requires=[
-        "setuptools",
+        "Zope",
         "Products.CMFCore",
-        "Products.CMFPlone",
         "five.localsitemanager",
         "plone.browserlayer",
-        "plone.dexterity",
         "plone.folder",
     ],
     extras_require={
         "test": [
             "plone.app.testing",
+            "plone.app.contenttypes",
+            "plone.dexterity",
             "plone.testing>=5.0.0",
         ],
     },
diff --git a/src/collective/__init__.py b/src/collective/__init__.py
deleted file mode 100644
index 5284146..0000000
--- a/src/collective/__init__.py
+++ /dev/null
@@ -1 +0,0 @@
-__import__("pkg_resources").declare_namespace(__name__)
diff --git a/src/collective/lineage/__init__.py b/src/collective/lineage/__init__.py
index 0e32ff5..892f5fe 100644
--- a/src/collective/lineage/__init__.py
+++ b/src/collective/lineage/__init__.py
@@ -1,4 +1,3 @@
 import zope.i18nmessageid
 
-
 MessageFactory = zope.i18nmessageid.MessageFactory("collective.lineage")
diff --git a/src/collective/lineage/browser.py b/src/collective/lineage/browser.py
index 06796ca..bcd00e6 100644
--- a/src/collective/lineage/browser.py
+++ b/src/collective/lineage/browser.py
@@ -2,6 +2,7 @@
 from collective.lineage.interfaces import IChildSite
 from collective.lineage.utils import disable_childsite
 from collective.lineage.utils import enable_childsite
+from plone.base.defaultpage import is_default_page
 from plone.folder.interfaces import IFolder
 from Products.CMFCore.utils import getToolByName
 from Products.Five.browser import BrowserView
@@ -9,18 +10,6 @@
 from zope.component import getMultiAdapter
 from zope.i18nmessageid import MessageFactory
 
-
-try:
-    from plone.base.defaultpage import is_default_page
-except ImportError:
-    try:
-        # BBB
-        from Products.CMFPlone.utils import defaultpage as is_default_page
-    except ImportError:
-        # BBB BBB
-        from Products.CMFPlone.utils import isDefaultPage as is_default_page
-
-
 _ = MessageFactory("collective.lineage")
 
 
diff --git a/src/collective/lineage/configure.zcml b/src/collective/lineage/configure.zcml
index 8d00a7b..b7ad732 100644
--- a/src/collective/lineage/configure.zcml
+++ b/src/collective/lineage/configure.zcml
@@ -12,12 +12,12 @@
        mark_layer subscriber will be run before the child site site manager is
        set up otherwise -->
   <subscriber
-      for="plone.app.layout.navigation.interfaces.INavigationRoot
+      for="plone.base.interfaces.siteroot.INavigationRoot
            zope.traversing.interfaces.IBeforeTraverseEvent"
       handler="zope.site.site.threadSiteSubscriber"
       />
   <subscriber
-      for="plone.app.layout.navigation.interfaces.INavigationRoot
+      for="plone.base.interfaces.siteroot.INavigationRoot
            zope.traversing.interfaces.IBeforeTraverseEvent"
       handler=".adapters.mark_layer"
       />
diff --git a/src/collective/lineage/interfaces.py b/src/collective/lineage/interfaces.py
index b81db14..e99be5b 100644
--- a/src/collective/lineage/interfaces.py
+++ b/src/collective/lineage/interfaces.py
@@ -1,14 +1,8 @@
+from plone.base.interfaces import INavigationRoot
 from zope.component.interfaces import IPossibleSite
 from zope.i18nmessageid import MessageFactory
 from zope.interface import Interface
 
-
-try:
-    from plone.base.interfaces import INavigationRoot
-except ImportError:
-    from plone.app.layout.navigation.interfaces import INavigationRoot
-
-
 _ = MessageFactory("collective.lineage")
 
 
diff --git a/src/collective/lineage/testing.py b/src/collective/lineage/testing.py
index fd22a4b..ab21d68 100644
--- a/src/collective/lineage/testing.py
+++ b/src/collective/lineage/testing.py
@@ -2,36 +2,16 @@
 Common Lineage test fixtures and cases.
 """
 
-try:
-    # BBB
-    import unittest2 as unittest
-except ImportError:
-    import unittest
-
-try:
-    from plone.testing import zope
-except ImportError:
-    # BBB Plone 5.1
-    from plone.testing import z2 as zope
-try:
-    from plone.testing.zope import WSGI_SERVER_FIXTURE as SERVER_FIXTURE
-except ImportError:
-    # BBB Plone 5.1
-    from plone.testing.z2 import ZSERVER_FIXTURE as SERVER_FIXTURE
-
 from plone.app import testing as pa_testing
 from plone.app.testing import applyProfile
 from plone.app.testing import FunctionalTesting
 from plone.app.testing import IntegrationTesting
 from plone.app.testing import PLONE_FIXTURE
 from plone.app.testing import PloneSandboxLayer
+from plone.testing import zope
+from plone.testing.zope import WSGI_SERVER_FIXTURE
 
-
-try:
-    from Products.CMFPlone.utils import get_installer
-except ImportError:
-    # BBB for Plone 5.0 and lower.
-    get_installer = None
+import unittest
 
 
 class LineageLayer(PloneSandboxLayer):
@@ -39,22 +19,14 @@ class LineageLayer(PloneSandboxLayer):
 
     def setUpZope(self, app, configurationContext):
         import collective.lineage
+        import plone.app.contenttypes
 
-        try:
-            import plone.app.contenttypes
-
-            self["has_pact"] = True
-        except ImportError:
-            self["has_pact"] = False
         self.loadZCML(package=collective.lineage)
-        if self["has_pact"]:
-            self.loadZCML(package=plone.app.contenttypes)
-        if self["has_pact"]:
-            zope.installProduct(app, "plone.app.contenttypes")
+        self.loadZCML(package=plone.app.contenttypes)
+        zope.installProduct(app, "plone.app.contenttypes")
 
     def setUpPloneSite(self, portal):
-        if self["has_pact"]:
-            applyProfile(portal, "plone.app.contenttypes:default")
+        applyProfile(portal, "plone.app.contenttypes:default")
         applyProfile(portal, "collective.lineage:default")
 
 
@@ -72,7 +44,8 @@ def setUpPloneSite(self, portal):
 
 
 LINEAGE_SERVER_TESTING = FunctionalTesting(
-    bases=(LINEAGE_FIXTURE, SERVER_FIXTURE), name="collective.lineage:ServerTesting"
+    bases=(LINEAGE_FIXTURE, WSGI_SERVER_FIXTURE),
+    name="collective.lineage:ServerTesting",
 )
 
 
diff --git a/src/collective/lineage/tests/test_adapter.py b/src/collective/lineage/tests/test_adapter.py
index 04b25ee..0604215 100644
--- a/src/collective/lineage/tests/test_adapter.py
+++ b/src/collective/lineage/tests/test_adapter.py
@@ -1,10 +1,8 @@
 from .. import testing
 from plone.dexterity.interfaces import IDexterityFTI
-from zope.component import getGlobalSiteManager
 from zope.component import queryUtility
 from zope.component.hooks import setSite
 
-
 PROJECTNAME = "collective.lineage"
 
 
@@ -13,30 +11,6 @@ class AdapterTestCase(testing.LineageTestCase):
     Test adapter lookup in a child site.
     """
 
-    def test_adapter_registered_correctly(self):
-        """this test is ATCT only"""
-        if self.layer["has_pact"]:
-            return
-        from plone.app.imaging.interfaces import IImagingSchema
-
-        sm = getGlobalSiteManager()
-        registrations = [
-            a for a in sm.registeredAdapters() if a.provided == IImagingSchema
-        ]
-        self.assertEqual(len(registrations), 1)
-
-    def test_childsite_is_image_traverser(self):
-        """this test is ATCT only"""
-        if self.layer["has_pact"]:
-            return
-        from collective.lineage.utils import enable_childsite
-        from plone.app.imaging.configlet import ImagingControlPanelAdapter
-        from plone.app.imaging.interfaces import IImagingSchema
-
-        enable_childsite(self.portal.site1)
-        configuration = IImagingSchema(self.portal.site1)
-        self.assertIsInstance(configuration, ImagingControlPanelAdapter)
-
     def test_childsite_query_utility(self):
         from collective.lineage.utils import enable_childsite
 
diff --git a/src/collective/lineage/tests/test_browser.py b/src/collective/lineage/tests/test_browser.py
index 154d6f6..f51c0c7 100644
--- a/src/collective/lineage/tests/test_browser.py
+++ b/src/collective/lineage/tests/test_browser.py
@@ -2,17 +2,12 @@
 Test Lineage in the test browser.
 """
 
-import transaction
-
-
-try:
-    from plone.testing import zope
-except ImportError:
-    # BBB Plone 5.1
-    from plone.testing import z2 as zope
-
 from .. import testing
+from collective.lineage import utils
 from plone.app import testing as pa_testing
+from plone.testing import zope
+
+import transaction
 
 
 class TestLineageInBrowser(testing.LineageTestCase):
@@ -80,3 +75,38 @@ def test_browser_add_content(self):
             self.childsite.objectIds(),
             "Document not present in child site after submitting add form",
         )
+
+    def test_browser_disable_subsite(self):
+        """
+        Child site can be disabled.
+        """
+        utils.enable_childsite(self.childsite)
+        transaction.commit()
+        browser = self.setUpBrowser()
+        browser.open(self.childsite.absolute_url())
+        browser.getLink("Disable Subsite").click()
+        self.assertIsNotNone(browser.getLink("Enable Subsite"))
+
+
+class TestLinageUtilsView(testing.LineageTestCase):
+
+    def setUp(self):
+        super().setUp()
+        utils.enable_childsite(self.childsite)
+
+    def test_on_siteroot(self):
+        view = self.portal.restrictedTraverse("lineageutils")
+        self.assertFalse(view.isChildSite())
+        self.assertIsNone(view.current_childsite)
+
+    def test_on_childsite(self):
+        view = self.childsite.restrictedTraverse("lineageutils")
+        self.assertTrue(view.isChildSite())
+        self.assertEqual(view.current_childsite, self.childsite)
+
+    def test_on_childsite_content(self):
+        doc_id = self.childsite.invokeFactory("Document", "d1", title="Test")
+        document = self.childsite[doc_id]
+        view = document.restrictedTraverse("lineageutils")
+        self.assertTrue(view.isChildSite())
+        self.assertEqual(view.current_childsite, self.childsite)
diff --git a/src/collective/lineage/tests/test_setup.py b/src/collective/lineage/tests/test_setup.py
index 62bef54..7dee54d 100644
--- a/src/collective/lineage/tests/test_setup.py
+++ b/src/collective/lineage/tests/test_setup.py
@@ -1,21 +1,10 @@
 from collective.lineage.testing import LINEAGE_INTEGRATION_TESTING
 from plone.app.testing import setRoles
 from plone.app.testing import TEST_USER_ID
+from plone.base.utils import get_installer
 from plone.browserlayer.utils import registered_layers
 
-
-try:
-    # BBB
-    import unittest2 as unittest
-except ImportError:
-    import unittest
-
-try:
-    from Products.CMFPlone.utils import get_installer
-except ImportError:
-    # BBB for Plone 5.0 and lower.
-    get_installer = None
-
+import unittest
 
 PROJECTNAME = "collective.lineage"
 
diff --git a/src/collective/lineage/tests/test_utils.py b/src/collective/lineage/tests/test_utils.py
index dea8745..507da3d 100644
--- a/src/collective/lineage/tests/test_utils.py
+++ b/src/collective/lineage/tests/test_utils.py
@@ -3,7 +3,9 @@
 from plone.browserlayer import utils as layer_utils
 from zope import component
 from zope import interface
+from zope.site.hooks import site as site_hook
 
+import unittest
 
 PROJECTNAME = "collective.lineage"
 
@@ -54,3 +56,14 @@ def test_childsite_browserlayer(self):
             IChildSiteLayer.providedBy(self.portal.REQUEST),
             "Child site browser layer not applied to the request",
         )
+
+    def test_parent_site_on_siteroot(self):
+        site = utils.parent_site()
+        self.assertEqual(site, self.portal)
+
+    @unittest.skip("Currently fails, due to `_find_site` always going for aq_parent.")
+    def test_parent_site_on_childsite(self):
+        utils.enable_childsite(self.childsite)
+        with site_hook(self.childsite):
+            site = utils.parent_site()
+        self.assertEqual(site, self.childsite)
diff --git a/src/collective/lineage/upgrades.py b/src/collective/lineage/upgrades.py
index df87ec7..e9c6f81 100644
--- a/src/collective/lineage/upgrades.py
+++ b/src/collective/lineage/upgrades.py
@@ -1,6 +1,5 @@
 from logging import getLogger
 
-
 logger = getLogger("collective.lineage.upgrades")
 
 
diff --git a/src/collective/lineage/utils.py b/src/collective/lineage/utils.py
index cea16cf..3b61619 100644
--- a/src/collective/lineage/utils.py
+++ b/src/collective/lineage/utils.py
@@ -5,7 +5,7 @@
 from collective.lineage.events import ChildSiteWillBeRemovedEvent
 from collective.lineage.interfaces import IChildSite
 from five.localsitemanager import make_objectmanager_site
-from Products.CMFPlone.interfaces import IPloneSiteRoot
+from plone.base.interfaces import IPloneSiteRoot
 from Products.Five.component import disableSite
 from zope.component.hooks import getSite
 from zope.component.interfaces import ISite
diff --git a/test_plone52.cfg b/test_plone52.cfg
deleted file mode 100644
index fbde218..0000000
--- a/test_plone52.cfg
+++ /dev/null
@@ -1,10 +0,0 @@
-[buildout]
-
-extends =
-    https://raw.github.com/collective/buildout.plonetest/master/test-5.2.x.cfg
-    https://raw.githubusercontent.com/collective/buildout.plonetest/master/qa.cfg
-    base.cfg
-
-update-versions-file = test_plone52.cfg
-
-[versions]
diff --git a/tox.ini b/tox.ini
index bd13f47..c004078 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,5 +1,5 @@
 # Generated from:
-# https://github.com/plone/meta/tree/master/config/default
+# https://github.com/plone/meta/tree/2.x/src/plone/meta/default
 # See the inline comments on how to expand/tweak this configuration file
 [tox]
 # We need 4.4.0 for constrain_package_deps.
@@ -7,12 +7,23 @@ min_version = 4.4.0
 envlist =
     lint
     test
+    py314-plone62
+    py313-plone62
+    py312-plone62
+    py311-plone62
+    py310-plone62
     dependencies
 
 
 ##
 # Add extra configuration options in .meta.toml:
+# - to specify a custom testing combination of Plone and python versions, use `test_matrix`
+#   Use ["*"] to use all supported Python versions for this Plone version.
+# - to disable the test matrix entirely, set `use_test_matrix = false`
+# - to specify extra custom environments, use `envlist_lines`
+# - to specify extra `tox` top-level options, use `config_lines`
 #  [tox]
+#  test_matrix = {"6.2" = ["3.13", "3.12"], "6.1" = ["*"]}
 #  envlist_lines = """
 #      my_other_environment
 #  """
@@ -21,32 +32,14 @@ envlist =
 #  """
 ##
 
-[testenv]
-skip_install = true
-allowlist_externals =
-    echo
-    false
-# Make sure typos like `tox -e formaat` are caught instead of silently doing nothing.
-# See https://github.com/tox-dev/tox/issues/2858.
-commands =
-    echo "Unrecognized environment name {envname}"
-    false
-
-##
-# Add extra configuration options in .meta.toml:
-#  [tox]
-#  testenv_options = """
-#  basepython = /usr/bin/python3.8
-#  """
-##
-
 [testenv:init]
 description = Prepare environment
 skip_install = true
+allowlist_externals =
+    echo
 commands =
     echo "Initial setup complete"
 
-
 [testenv:format]
 description = automatically reformat code
 skip_install = true
@@ -71,9 +64,9 @@ description = check if the package defines all its dependencies
 skip_install = true
 deps =
     build
-    z3c.dependencychecker==2.11
+    z3c.dependencychecker==3.0
 commands =
-    python -m build --sdist
+    python -m build --wheel
     dependencychecker
 
 [testenv:dependencies-graph]
@@ -87,8 +80,19 @@ deps =
 commands =
     sh -c 'pipdeptree --exclude setuptools,wheel,pipdeptree,zope.interface,zope.component --graph-output svg > dependencies.svg'
 
-[testenv:test]
-description = run the distribution tests
+
+[test_runner]
+deps = zope.testrunner
+test =
+    zope-testrunner --all --test-path={toxinidir}/src -s collective.lineage {posargs}
+coverage =
+    coverage run --branch --source collective.lineage {envbindir}/zope-testrunner --quiet --all --test-path={toxinidir}/src -s collective.lineage {posargs}
+    coverage report -m --format markdown
+    coverage xml
+    coverage html
+
+[base]
+description = shared configuration for tests and coverage
 use_develop = true
 skip_install = false
 constrain_package_deps = true
@@ -104,61 +108,81 @@ set_env =
 #
 # Set constrain_package_deps .meta.toml:
 #  [tox]
-#  constrain_package_deps = "false"
+#  constrain_package_deps = false
 ##
 deps =
-    zope.testrunner
-    -c https://dist.plone.org/release/6.0-dev/constraints.txt
-    
+    {[test_runner]deps}
+    plone62: -c https://dist.plone.org/release/6.2-dev/constraints.txt
+
 ##
 # Specify additional deps in .meta.toml:
 #  [tox]
-#  test_deps_additional = "-esources/plonegovbr.portal_base[test]"
+#  test_deps_additional = """
+#     -esources/plonegovbr.portal_base[test]
+#  """
 #
 # Specify a custom constraints file in .meta.toml:
 #  [tox]
 #  constraints_file = "https://my-server.com/constraints.txt"
 ##
-commands =
-    zope-testrunner --all --test-path={toxinidir}/src -s collective.lineage {posargs}
 extras =
     test
 
+
 ##
 # Add extra configuration options in .meta.toml:
 #  [tox]
+#  skip_test_extra = true
 #  test_extras = """
 #      tests
 #      widgets
 #  """
+#
+# Add extra configuration options in .meta.toml:
+#  [tox]
+#  testenv_options = """
+#  basepython = /usr/bin/python3.8
+#  """
 ##
 
+[testenv:test]
+description = run the distribution tests
+use_develop = {[base]use_develop}
+skip_install = {[base]skip_install}
+constrain_package_deps = {[base]constrain_package_deps}
+set_env = {[base]set_env}
+deps =
+    {[test_runner]deps}
+    -c https://dist.plone.org/release/6.2-dev/constraints.txt
+
+commands = {[test_runner]test}
+extras = {[base]extras}
+
+
+[testenv]
+description = run the distribution tests (generative environments)
+use_develop = {[base]use_develop}
+skip_install = {[base]skip_install}
+constrain_package_deps = {[base]constrain_package_deps}
+set_env = {[base]set_env}
+deps = {[base]deps}
+commands = {[test_runner]test}
+extras = {[base]extras}
+
+
 [testenv:coverage]
 description = get a test coverage report
-use_develop = true
-skip_install = false
-constrain_package_deps = true
-set_env =
-    ROBOT_BROWSER=headlesschrome
-
-##
-# Specify extra test environment variables in .meta.toml:
-#  [tox]
-#  test_environment_variables = """
-#      PIP_EXTRA_INDEX_URL=https://my-pypi.my-server.com/
-#  """
-##
+use_develop = {[base]use_develop}
+skip_install = {[base]skip_install}
+constrain_package_deps = {[base]constrain_package_deps}
+set_env = {[base]set_env}
 deps =
+    {[test_runner]deps}
     coverage
-    zope.testrunner
-    -c https://dist.plone.org/release/6.0-dev/constraints.txt
-    
-commands =
-    coverage run --branch --source collective.lineage {envbindir}/zope-testrunner --quiet --all --test-path={toxinidir}/src -s collective.lineage {posargs}
-    coverage report -m --format markdown
-    coverage xml
-extras =
-    test
+    -c https://dist.plone.org/release/6.2-dev/constraints.txt
+
+commands = {[test_runner]coverage}
+extras = {[base]extras}
 
 
 [testenv:release-check]
@@ -167,9 +191,13 @@ skip_install = true
 deps =
     twine
     build
-    -c https://dist.plone.org/release/6.0-dev/constraints.txt
-    
+    towncrier
+    -c https://dist.plone.org/release/6.2-dev/constraints.txt
 commands =
+    # fake version to not have to install the package
+    # we build the change log as news entries might break
+    # the README that is displayed on PyPI
+    towncrier build --version=100.0.0 --yes
     python -m build --sdist
     twine check dist/*
 
@@ -177,6 +205,9 @@ commands =
 description = ensure there are no cyclic dependencies
 use_develop = true
 skip_install = false
+# Here we must always constrain the package deps to what is already installed,
+# otherwise we simply get the latest from PyPI, which may not work.
+constrain_package_deps = true
 set_env =
 
 ##
@@ -191,8 +222,7 @@ allowlist_externals =
 deps =
     pipdeptree
     pipforester
-    -c https://dist.plone.org/release/6.0-dev/constraints.txt
-    
+    -c https://dist.plone.org/release/6.2-dev/constraints.txt
 commands =
     # Generate the full dependency tree
     sh -c 'pipdeptree -j > forest.json'
@@ -201,17 +231,6 @@ commands =
     # Report if there are any circular dependencies, i.e. error if there are any
     pipforester -i forest.json --check-cycles -o /dev/null
 
-[testenv:plone52]
-min_version = 3.28.0
-description = Plone 5.2 tests with buildout
-skip_install = true
-deps =
-    -rrequirements_plone52.txt
-commands_pre =
-    {envbindir}/buildout -nc {toxinidir}/test_plone52.cfg buildout:directory={envdir} buildout:develop={toxinidir}
-commands =
-    {envbindir}/code-analysis
-    {envbindir}/test {posargs}
 
 ##
 # Add extra configuration options in .meta.toml: