Merge remote-tracking branch 'upstream/main' into feat/mac_sandbox_pre_release_pyinstaller

Only conflict was the removal of support for 32bit builds in
build_release.py

34 files changed, 358 insertions, 145 deletions

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index a1612a4eb..14d642491 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -33,6 +33,7 @@ jobs:
             args: "-f gcc"  # For problem matchers
           - testenv: yamllint
           - testenv: actionlint
+          - testenv: package
     steps:
       - uses: actions/checkout@v3
         with:
diff --git a/.github/workflows/nightly.yml b/.github/workflows/nightly.yml
index 2502d017b..18c12e053 100644
--- a/.github/workflows/nightly.yml
+++ b/.github/workflows/nightly.yml
@@ -19,47 +19,34 @@ jobs:
             toxenv: build-release-qt5
             name: qt5-macos
           - os: windows-2019
-            args: --64bit
             branch: main
             toxenv: build-release-qt5
-            name: qt5-windows-64bit
-          - os: windows-2019
-            args: --32bit
-            branch: main
-            toxenv: build-release-qt5
-            name: qt5-windows-32bit
-
+            name: qt5-windows
           - os: macos-11
             args: --debug
             branch: main
             toxenv: build-release-qt5
             name: qt5-macos-debug
           - os: windows-2019
-            args: --64bit --debug
-            branch: main
-            toxenv: build-release-qt5
-            name: qt5-windows-64bit-debug
-          - os: windows-2019
-            args: --32bit --debug
+            args: --debug
             branch: main
             toxenv: build-release-qt5
-            name: qt5-windows-32bit-debug
+            name: qt5-windows-debug
 
           - os: macos-11
             toxenv: build-release
             name: macos
           - os: windows-2019
-            args: --64bit
             toxenv: build-release
-            name: windows-64bit
+            name: windows
           - os: macos-11
             args: --debug
             toxenv: build-release
             name: macos-debug
           - os: windows-2019
-            args: --64bit --debug
+            args: --debug
             toxenv: build-release
-            name: windows-64bit-debug
+            name: windows-debug
     runs-on: "${{ matrix.os }}"
     timeout-minutes: 45
     steps:
diff --git a/README.asciidoc b/README.asciidoc
index 910a6b987..2b6bdfdd6 100644
--- a/README.asciidoc
+++ b/README.asciidoc
@@ -220,6 +220,7 @@ Active
 * https://nyxt.atlas.engineer/[Nyxt browser] (formerly "Next browser", Lisp, Emacs-like but also offers Vim bindings, QtWebEngine or GTK+/WebKit2 - note there was a https://jgkamat.gitlab.io/blog/next-rce.html[critical remote code execution in 2019] which was handled quite badly)
 * https://vieb.dev/[Vieb] (JavaScript, Electron)
 * https://surf.suckless.org/[surf] (C, GTK+ with WebKit1/WebKit2)
+* https://github.com/jun7/wyeb[wyeb] (C, GTK+ with WebKit2)
 * Chrome/Chromium addons:
   https://vimium.github.io/[Vimium]
 * Firefox addons (based on WebExtensions):
@@ -227,9 +228,8 @@ Active
   https://addons.mozilla.org/en-GB/firefox/addon/vimium-ff/[Vimium-FF]
 * Addons for Firefox and Chrome:
   https://github.com/brookhong/Surfingkeys[Surfingkeys],
-  https://lydell.github.io/LinkHints/[Link Hints] (hinting only)
-* Addons for Safari:
-  https://televator.net/vimari/[Vimari]
+  https://lydell.github.io/LinkHints/[Link Hints] (hinting only),
+  https://github.com/ueokande/vimmatic[Vimmatic]
 
 Inactive
 ~~~~~~~~
@@ -246,7 +246,6 @@ main inspiration for qutebrowser)
 * https://www.uzbl.org/[uzbl] (C, GTK+ with WebKit1/WebKit2)
 * https://github.com/conformal/xombrero[xombrero] (C, GTK+ with WebKit1)
 * https://github.com/linkdd/cream-browser[Cream Browser] (C, GTK+ with WebKit1)
-* https://github.com/jun7/wyeb[wyeb] (C, GTK+ with WebKit2)
 * Firefox addons (not based on WebExtensions or no recent activity):
   http://www.vimperator.org/[Vimperator],
   http://bug.5digits.org/pentadactyl/index[Pentadactyl],
@@ -263,6 +262,8 @@ main inspiration for qutebrowser)
   https://github.com/1995eaton/chromium-vim[cVim],
   https://github.com/dcchambers/vb4c[vb4c] (fork of cVim, https://github.com/dcchambers/vb4c/issues/23#issuecomment-810694017[unmaintained]),
   https://glee.github.io/[GleeBox]
+* Addons for Safari:
+  https://televator.net/vimari/[Vimari]
 
 License
 -------
diff --git a/doc/changelog.asciidoc b/doc/changelog.asciidoc
index 03dbbeeae..5deb381f7 100644
--- a/doc/changelog.asciidoc
+++ b/doc/changelog.asciidoc
@@ -67,6 +67,8 @@ Added
 - New `colors.webpage.darkmode.increase_text_contrast` setting for Qt 6.3+
 - New `fonts.tooltip`, `colors.tooltip.bg` and `colors.tooltip.fg` settings.
 - New `log-qt-events` debug flag for `-D`
+- New `--all` flags for `:bookmark-del` and `:quickmark-del` to delete all
+  quickmarks/bookmarks.
 
 Removed
 ~~~~~~~
@@ -202,8 +204,16 @@ Fixed
 - Crash when using QtWebKit with PAC and the file has an invalid encoding.
 - Crash with the "tiramisu" notification server.
 - Crash when the "herbe" notification presenter doesn't start correctly.
+- Crash when no notification server is installed/available.
+- Warning with recent versions of the "deadd" (aka "linux notification center") notification server.
 - Crash when using `:print --pdf` with a directory where its parent directory
   did not exist.
+- The `PyQt{5,6}.sip` version is now shown correctly in the :version|--version
+  output. Previously that showed the version from the standalone `sip` module
+  which was only set for PyQt5. (#7805)
+- When a `config.py` calls `.redirect()` via a request interceptor (which is
+  unsupported) and supplies an invalid redirect target URL, an exception is now
+  raised for the `.redirect()` call instead of later inside qutebrowser.
 
 [[v2.5.4]]
 v2.5.4 (2023-03-13)
diff --git a/doc/help/commands.asciidoc b/doc/help/commands.asciidoc
index 7f0abc71d..6577a9ddf 100644
--- a/doc/help/commands.asciidoc
+++ b/doc/help/commands.asciidoc
@@ -204,7 +204,7 @@ If no url and title are provided, then save the current page as a bookmark. If a
 
 [[bookmark-del]]
 === bookmark-del
-Syntax: +:bookmark-del ['url']+
+Syntax: +:bookmark-del [*--all*] ['url']+
 
 Delete a bookmark.
 
@@ -212,6 +212,9 @@ Delete a bookmark.
 * +'url'+: The url of the bookmark to delete. If not given, use the current page's url.
 
 
+==== optional arguments
+* +*-a*+, +*--all*+: If given, delete all bookmarks.
+
 ==== note
 * This command does not split arguments after the last argument and handles quotes literally.
 
@@ -998,7 +1001,7 @@ You can view all saved quickmarks on the link:qute://bookmarks[bookmarks page].
 
 [[quickmark-del]]
 === quickmark-del
-Syntax: +:quickmark-del ['name']+
+Syntax: +:quickmark-del [*--all*] ['name']+
 
 Delete a quickmark.
 
@@ -1007,6 +1010,9 @@ Delete a quickmark.
  if there are more than one).
 
 
+==== optional arguments
+* +*-a*+, +*--all*+: Delete all quickmarks.
+
 ==== note
 * This command does not split arguments after the last argument and handles quotes literally.
 
diff --git a/misc/requirements/requirements-dev.txt b/misc/requirements/requirements-dev.txt
index 6655cbfde..c9590f1c5 100644
--- a/misc/requirements/requirements-dev.txt
+++ b/misc/requirements/requirements-dev.txt
@@ -6,7 +6,7 @@ bump2version==1.0.1
 certifi==2023.7.22
 cffi==1.15.1
 charset-normalizer==3.2.0
-cryptography==41.0.2
+cryptography==41.0.3
 docutils==0.20.1
 github3.py==4.0.1
 hunter==3.6.1
@@ -19,12 +19,12 @@ keyring==24.2.0
 manhole==1.8.0
 markdown-it-py==3.0.0
 mdurl==0.1.2
-more-itertools==9.1.0
+more-itertools==10.1.0
 packaging==23.1
 pkginfo==1.9.6
 ply==3.11
 pycparser==2.21
-Pygments==2.15.1
+Pygments==2.16.1
 PyJWT==2.8.0
 Pympler==1.0.1
 pyproject_hooks==1.0.0
@@ -34,9 +34,9 @@ readme-renderer==40.0
 requests==2.31.0
 requests-toolbelt==1.0.0
 rfc3986==2.0.0
-rich==13.4.2
+rich==13.5.2
 SecretStorage==3.3.3
-sip==6.7.10
+sip==6.7.11
 six==1.16.0
 tomli==2.0.1
 twine==4.0.2
diff --git a/misc/requirements/requirements-flake8.txt b/misc/requirements/requirements-flake8.txt
index 685542224..e16d6860f 100644
--- a/misc/requirements/requirements-flake8.txt
+++ b/misc/requirements/requirements-flake8.txt
@@ -1,7 +1,7 @@
 # This file is automatically generated by scripts/dev/recompile_requirements.py
 
 attrs==23.1.0
-flake8==6.0.0
+flake8==6.1.0
 flake8-bugbear==23.7.10
 flake8-builtins==2.1.0
 flake8-comprehensions==3.14.0
@@ -16,8 +16,8 @@ flake8-tidy-imports==4.10.0
 flake8-tuple==0.4.1
 mccabe==0.7.0
 pep8-naming==0.13.3
-pycodestyle==2.10.0
+pycodestyle==2.11.0
 pydocstyle==6.3.0
-pyflakes==3.0.1
+pyflakes==3.1.0
 six==1.16.0
 snowballstemmer==2.2.0
diff --git a/misc/requirements/requirements-mypy.txt b/misc/requirements/requirements-mypy.txt
index a47f25d3f..1e18a7ab2 100644
--- a/misc/requirements/requirements-mypy.txt
+++ b/misc/requirements/requirements-mypy.txt
@@ -1,6 +1,6 @@
 # This file is automatically generated by scripts/dev/recompile_requirements.py
 
-chardet==5.1.0
+chardet==5.2.0
 diff-cover==7.7.0
 importlib-resources==6.0.0
 Jinja2==3.1.2
@@ -9,12 +9,12 @@ MarkupSafe==2.1.3
 mypy==1.4.1
 mypy-extensions==1.0.0
 pluggy==1.2.0
-Pygments==2.15.1
+Pygments==2.16.1
 PyQt5-stubs==5.15.6.0
 tomli==2.0.1
 types-colorama==0.4.15.12
 types-docutils==0.20.0.1
-types-Pygments==2.15.0.2
+types-Pygments==2.16.0.0
 types-PyYAML==6.0.12.11
 types-setuptools==68.0.0.3
 typing_extensions==4.7.1
diff --git a/misc/requirements/requirements-pylint.txt b/misc/requirements/requirements-pylint.txt
index 62d7696eb..cd09e4bf2 100644
--- a/misc/requirements/requirements-pylint.txt
+++ b/misc/requirements/requirements-pylint.txt
@@ -4,7 +4,7 @@ astroid==2.15.6
 certifi==2023.7.22
 cffi==1.15.1
 charset-normalizer==3.2.0
-cryptography==41.0.2
+cryptography==41.0.3
 dill==0.3.7
 github3.py==4.0.1
 idna==3.4
@@ -12,16 +12,16 @@ isort==5.12.0
 lazy-object-proxy==1.9.0
 mccabe==0.7.0
 pefile==2023.2.7
-platformdirs==3.9.1
+platformdirs==3.10.0
 pycparser==2.21
 PyJWT==2.8.0
-pylint==2.17.4
+pylint==2.17.5
 python-dateutil==2.8.2
 ./scripts/dev/pylint_checkers
 requests==2.31.0
 six==1.16.0
 tomli==2.0.1
-tomlkit==0.11.8
+tomlkit==0.12.1
 typing_extensions==4.7.1
 uritemplate==4.1.1
 # urllib3==2.0.4
diff --git a/misc/requirements/requirements-pyroma.txt b/misc/requirements/requirements-pyroma.txt
index 50078baeb..f574b4c26 100644
--- a/misc/requirements/requirements-pyroma.txt
+++ b/misc/requirements/requirements-pyroma.txt
@@ -6,7 +6,7 @@ charset-normalizer==3.2.0
 docutils==0.20.1
 idna==3.4
 packaging==23.1
-Pygments==2.15.1
+Pygments==2.16.1
 pyproject_hooks==1.0.0
 pyroma==4.2
 requests==2.31.0
diff --git a/misc/requirements/requirements-sphinx.txt b/misc/requirements/requirements-sphinx.txt
index 35b0e6257..3557eab6c 100644
--- a/misc/requirements/requirements-sphinx.txt
+++ b/misc/requirements/requirements-sphinx.txt
@@ -11,11 +11,11 @@ importlib-metadata==6.8.0
 Jinja2==3.1.2
 MarkupSafe==2.1.3
 packaging==23.1
-Pygments==2.15.1
+Pygments==2.16.1
 pytz==2023.3
 requests==2.31.0
 snowballstemmer==2.2.0
-Sphinx==7.0.1
+Sphinx==7.1.2
 sphinxcontrib-applehelp==1.0.4
 sphinxcontrib-devhelp==1.0.2
 sphinxcontrib-htmlhelp==2.0.1
diff --git a/misc/requirements/requirements-tests.txt b/misc/requirements/requirements-tests.txt
index 9b99a577a..abd6ea727 100644
--- a/misc/requirements/requirements-tests.txt
+++ b/misc/requirements/requirements-tests.txt
@@ -13,23 +13,23 @@ execnet==2.0.2
 filelock==3.12.2
 Flask==2.3.2
 hunter==3.6.1
-hypothesis==6.82.0
+hypothesis==6.82.2
 idna==3.4
 importlib-metadata==6.8.0
 iniconfig==2.0.0
 itsdangerous==2.1.2
-jaraco.functools==3.8.0
+jaraco.functools==3.8.1
 # Jinja2==3.1.2
 Mako==1.2.4
 manhole==1.8.0
 # MarkupSafe==2.1.3
-more-itertools==9.1.0
+more-itertools==10.1.0
 packaging==23.1
 parse==1.19.1
 parse-type==0.6.2
 pluggy==1.2.0
 py-cpuinfo==9.0.0
-Pygments==2.15.1
+Pygments==2.16.1
 pytest==7.4.0
 pytest-bdd==6.1.1
 pytest-benchmark==4.0.0
diff --git a/misc/requirements/requirements-tox.txt b/misc/requirements/requirements-tox.txt
index a4c7c4948..ae8fce6ff 100644
--- a/misc/requirements/requirements-tox.txt
+++ b/misc/requirements/requirements-tox.txt
@@ -1,17 +1,17 @@
 # This file is automatically generated by scripts/dev/recompile_requirements.py
 
 cachetools==5.3.1
-chardet==5.1.0
+chardet==5.2.0
 colorama==0.4.6
 distlib==0.3.7
 filelock==3.12.2
 packaging==23.1
 pip==23.2.1
-platformdirs==3.9.1
+platformdirs==3.10.0
 pluggy==1.2.0
 pyproject-api==1.5.3
 setuptools==68.0.0
 tomli==2.0.1
 tox==4.6.4
-virtualenv==20.24.1
-wheel==0.41.0
+virtualenv==20.24.2
+wheel==0.41.1
diff --git a/misc/requirements/requirements-yamllint.txt b/misc/requirements/requirements-yamllint.txt
index a35c0ff58..fd9ea256f 100644
--- a/misc/requirements/requirements-yamllint.txt
+++ b/misc/requirements/requirements-yamllint.txt
@@ -1,5 +1,5 @@
 # This file is automatically generated by scripts/dev/recompile_requirements.py
 
-pathspec==0.11.1
+pathspec==0.11.2
 PyYAML==6.0.1
 yamllint==1.32.0
diff --git a/qutebrowser/api/cmdutils.py b/qutebrowser/api/cmdutils.py
index 067ebca92..0c367c6bf 100644
--- a/qutebrowser/api/cmdutils.py
+++ b/qutebrowser/api/cmdutils.py
@@ -35,7 +35,7 @@ Possible values:
 
 
 import inspect
-from typing import Any, Callable, Iterable
+from typing import Any, Callable, Iterable, Protocol, Optional, Dict, cast
 
 from qutebrowser.utils import qtutils
 from qutebrowser.commands import command, cmdexc
@@ -90,7 +90,21 @@ def check_exclusive(flags: Iterable[bool], names: Iterable[str]) -> None:
         raise CommandError("Only one of {} can be given!".format(argstr))
 
 
-_CmdHandlerType = Callable[..., Any]
+_CmdHandlerFunc = Callable[..., Any]
+
+
+class _CmdHandlerType(Protocol):
+
+    """A qutebrowser command function, which had qute_args patched on it.
+
+    Applying @cmdutils.argument to a function will patch it with a qute_args attribute.
+    Below, we cast the decorated function to _CmdHandlerType to make mypy aware of this.
+    """
+
+    qute_args: Optional[Dict[str, command.ArgInfo]]
+
+    def __call__(self, *args: Any, **kwargs: Any) -> Any:
+        ...
 
 
 class register:  # noqa: N801,N806 pylint: disable=invalid-name
@@ -118,7 +132,7 @@ class register:  # noqa: N801,N806 pylint: disable=invalid-name
         # The arguments to pass to Command.
         self._kwargs = kwargs
 
-    def __call__(self, func: _CmdHandlerType) -> _CmdHandlerType:
+    def __call__(self, func: _CmdHandlerFunc) -> _CmdHandlerType:
         """Register the command before running the function.
 
         Gets called when a function should be decorated.
@@ -158,7 +172,8 @@ class register:  # noqa: N801,N806 pylint: disable=invalid-name
 
         # This is checked by future @cmdutils.argument calls so they fail
         # (as they'd be silently ignored otherwise)
-        func.qute_args = None  # type: ignore[attr-defined]
+        func = cast(_CmdHandlerType, func)
+        func.qute_args = None
 
         return func
 
@@ -210,19 +225,21 @@ class argument:  # noqa: N801,N806 pylint: disable=invalid-name
         self._argname = argname   # The name of the argument to handle.
         self._kwargs = kwargs  # Valid ArgInfo members.
 
-    def __call__(self, func: _CmdHandlerType) -> _CmdHandlerType:
+    def __call__(self, func: _CmdHandlerFunc) -> _CmdHandlerType:
         funcname = func.__name__
 
         if self._argname not in inspect.signature(func).parameters:
             raise ValueError("{} has no argument {}!".format(funcname,
                                                              self._argname))
+
+        func = cast(_CmdHandlerType, func)
         if not hasattr(func, 'qute_args'):
-            func.qute_args = {}  # type: ignore[attr-defined]
+            func.qute_args = {}
         elif func.qute_args is None:
             raise ValueError("@cmdutils.argument got called above (after) "
                              "@cmdutils.register for {}!".format(funcname))
 
         arginfo = command.ArgInfo(**self._kwargs)
-        func.qute_args[self._argname] = arginfo  # type: ignore[attr-defined]
+        func.qute_args[self._argname] = arginfo
 
         return func
diff --git a/qutebrowser/browser/browsertab.py b/qutebrowser/browser/browsertab.py
index b6cc303cf..442628717 100644
--- a/qutebrowser/browser/browsertab.py
+++ b/qutebrowser/browser/browsertab.py
@@ -30,7 +30,7 @@ if TYPE_CHECKING:
 from qutebrowser.keyinput import modeman
 from qutebrowser.config import config, websettings
 from qutebrowser.utils import (utils, objreg, usertypes, log, qtutils,
-                               urlutils, message, jinja)
+                               urlutils, message, jinja, version)
 from qutebrowser.misc import miscwidgets, objects, sessions
 from qutebrowser.browser import eventfilter, inspector
 from qutebrowser.qt import sip
@@ -1169,6 +1169,23 @@ class AbstractTab(QWidget):
                                   navigation.url.errorString()))
             navigation.accepted = False
 
+        # WORKAROUND for QtWebEngine >= 6.3 not allowing form requests from
+        # qute:// to outside domains.
+        if (
+            self.url() == QUrl("qute://start/") and
+            navigation.navigation_type == navigation.Type.form_submitted and
+            navigation.url.matches(
+                QUrl(config.val.url.searchengines['DEFAULT']),
+                urlutils.FormatOption.REMOVE_QUERY) and
+            objects.backend == usertypes.Backend.QtWebEngine and
+            version.qtwebengine_versions().webengine >= utils.VersionNumber(6, 3)
+        ):
+            log.webview.debug(
+                "Working around qute://start loading issue for "
+                f"{navigation.url.toDisplayString()}")
+            navigation.accepted = False
+            self.load_url(navigation.url)
+
     @pyqtSlot(bool)
     def _on_load_finished(self, ok: bool) -> None:
         assert self._widget is not None
diff --git a/qutebrowser/browser/commands.py b/qutebrowser/browser/commands.py
index 7efb69511..83a846b85 100644
--- a/qutebrowser/browser/commands.py
+++ b/qutebrowser/browser/commands.py
@@ -1235,21 +1235,31 @@ class CommandDispatcher:
     @cmdutils.register(instance='command-dispatcher', scope='window',
                        maxsplit=0)
     @cmdutils.argument('name', completion=miscmodels.quickmark)
-    def quickmark_del(self, name=None):
+    def quickmark_del(self, name=None, all_=False):
         """Delete a quickmark.
 
         Args:
             name: The name of the quickmark to delete. If not given, delete the
                   quickmark for the current page (choosing one arbitrarily
                   if there are more than one).
+            all_: Delete all quickmarks.
         """
         quickmark_manager = objreg.get('quickmark-manager')
+
+        if all_:
+            if name is not None:
+                raise cmdutils.CommandError("Cannot specify name and --all")
+            quickmark_manager.clear()
+            message.info("Quickmarks cleared.")
+            return
+
         if name is None:
             url = self._current_url()
             try:
                 name = quickmark_manager.get_by_qurl(url)
             except urlmarks.DoesNotExistError as e:
                 raise cmdutils.CommandError(str(e))
+
         try:
             quickmark_manager.delete(name)
         except KeyError:
@@ -1320,18 +1330,28 @@ class CommandDispatcher:
     @cmdutils.register(instance='command-dispatcher', scope='window',
                        maxsplit=0)
     @cmdutils.argument('url', completion=miscmodels.bookmark)
-    def bookmark_del(self, url=None):
+    def bookmark_del(self, url=None, all_=False):
         """Delete a bookmark.
 
         Args:
             url: The url of the bookmark to delete. If not given, use the
                  current page's url.
+            all_: If given, delete all bookmarks.
         """
+        bookmark_manager = objreg.get('bookmark-manager')
+        if all_:
+            if url is not None:
+                raise cmdutils.CommandError("Cannot specify url and --all")
+            bookmark_manager.clear()
+            message.info("Bookmarks cleared.")
+            return
+
         if url is None:
             url = self._current_url().toString(QUrl.UrlFormattingOption.RemovePassword |
                                                QUrl.ComponentFormattingOption.FullyEncoded)
+
         try:
-            objreg.get('bookmark-manager').delete(url)
+            bookmark_manager.delete(url)
         except KeyError:
             raise cmdutils.CommandError("Bookmark '{}' not found!".format(url))
         message.info("Removed bookmark {}".format(url))
diff --git a/qutebrowser/browser/urlmarks.py b/qutebrowser/browser/urlmarks.py
index 2a060f5ef..2d2563a1a 100644
--- a/qutebrowser/browser/urlmarks.py
+++ b/qutebrowser/browser/urlmarks.py
@@ -98,6 +98,11 @@ class UrlMarkManager(QObject):
         del self.marks[key]
         self.changed.emit()
 
+    def clear(self):
+        """Delete all marks."""
+        self.marks.clear()
+        self.changed.emit()
+
 
 class QuickmarkManager(UrlMarkManager):
 
diff --git a/qutebrowser/browser/webengine/interceptor.py b/qutebrowser/browser/webengine/interceptor.py
index ac0795803..161f5ffab 100644
--- a/qutebrowser/browser/webengine/interceptor.py
+++ b/qutebrowser/browser/webengine/interceptor.py
@@ -10,7 +10,7 @@ from qutebrowser.qt.webenginecore import (QWebEngineUrlRequestInterceptor,
 
 from qutebrowser.config import websettings, config
 from qutebrowser.browser import shared
-from qutebrowser.utils import debug, log
+from qutebrowser.utils import debug, log, qtutils
 from qutebrowser.extensions import interceptors
 from qutebrowser.misc import objects
 
@@ -35,6 +35,11 @@ class WebEngineRequest(interceptors.Request):
         if self._webengine_info is None:
             raise interceptors.RedirectException("Request improperly initialized.")
 
+        try:
+            qtutils.ensure_valid(url)
+        except qtutils.QtValueError as e:
+            raise interceptors.RedirectException(f"Redirect to invalid URL: {e}")
+
         # Redirecting a request that contains payload data is not allowed.
         # To be safe, abort on any request not in a whitelist.
         verb = self._webengine_info.requestMethod()
diff --git a/qutebrowser/browser/webengine/notification.py b/qutebrowser/browser/webengine/notification.py
index 2edb2d538..e8b2e27f1 100644
--- a/qutebrowser/browser/webengine/notification.py
+++ b/qutebrowser/browser/webengine/notification.py
@@ -113,6 +113,9 @@ class DBusError(Error):
         # https://crashes.qutebrowser.org/view/de62220a
         # after "Notification daemon did quit!"
         "org.freedesktop.DBus.Error.UnknownObject",
+
+        # notmuch-sha1-ef7b6e9e79e5f2f6cba90224122288895c1fe0d8
+        "org.freedesktop.DBus.Error.ServiceUnknown",
     }
 
     def __init__(self, msg: QDBusMessage) -> None:
@@ -856,12 +859,15 @@ class DBusNotificationAdapter(AbstractNotificationAdapter):
             log.misc.debug(f"Enabling quirks {quirks}")
             self._quirks = quirks
 
-        expected_spec_version = self._quirks.spec_version or self.SPEC_VERSION
-        if spec_version != expected_spec_version:
+        expected_spec_versions = [self.SPEC_VERSION]
+        if self._quirks.spec_version is not None:
+            expected_spec_versions.append(self._quirks.spec_version)
+
+        if spec_version not in expected_spec_versions:
             log.misc.warning(
                 f"Notification server ({name} {ver} by {vendor}) implements "
-                f"spec {spec_version}, but {expected_spec_version} was expected. "
-                f"If {name} is up to date, please report a qutebrowser bug.")
+                f"spec {spec_version}, but {'/'.join(expected_spec_versions)} was "
+                f"expected. If {name} is up to date, please report a qutebrowser bug.")
 
         # https://specifications.freedesktop.org/notification-spec/latest/ar01s08.html
         icon_key_overrides = {
diff --git a/qutebrowser/browser/webengine/webengineelem.py b/qutebrowser/browser/webengine/webengineelem.py
index d383c1aa7..20c3a36d4 100644
--- a/qutebrowser/browser/webengine/webengineelem.py
+++ b/qutebrowser/browser/webengine/webengineelem.py
@@ -11,7 +11,7 @@ from qutebrowser.qt.core import QRect, QEventLoop
 from qutebrowser.qt.widgets import QApplication
 from qutebrowser.qt.webenginecore import QWebEngineSettings
 
-from qutebrowser.utils import log, javascript, urlutils, usertypes, utils
+from qutebrowser.utils import log, javascript, urlutils, usertypes, utils, version
 from qutebrowser.browser import webelem
 
 if TYPE_CHECKING:
@@ -213,6 +213,17 @@ class WebEngineElement(webelem.AbstractWebElement):
             return True
         if baseurl.scheme() == url.scheme():  # e.g. a qute:// link
             return False
+
+        # Qt 6.3+ needs a user interaction to allow navigations from qute:// to
+        # outside qute:// (like e.g. on qute://bookmarks).
+        versions = version.qtwebengine_versions()
+        if (
+            baseurl.scheme() == "qute" and
+            url.scheme() != "qute" and
+            versions.webengine >= utils.VersionNumber(6, 3)
+        ):
+            return True
+
         return url.scheme() not in urlutils.WEBENGINE_SCHEMES
 
     def _click_editable(self, click_target: usertypes.ClickTarget) -> None:
diff --git a/qutebrowser/mainwindow/tabbedbrowser.py b/qutebrowser/mainwindow/tabbedbrowser.py
index 85f683133..98cb67cb2 100644
--- a/qutebrowser/mainwindow/tabbedbrowser.py
+++ b/qutebrowser/mainwindow/tabbedbrowser.py
@@ -316,6 +316,8 @@ class TabbedBrowser(QWidget):
         fields['id'] = self._win_id
 
         title = title_format.format(**fields)
+        # prevent hanging WMs and similar issues with giant URLs
+        title = utils.elide(title, 1024)
 
         self._window().setWindowTitle(title)
 
diff --git a/qutebrowser/utils/urlutils.py b/qutebrowser/utils/urlutils.py
index c347ae53b..0b571946d 100644
--- a/qutebrowser/utils/urlutils.py
+++ b/qutebrowser/utils/urlutils.py
@@ -39,6 +39,7 @@ if machinery.IS_QT6:
 
         REMOVE_SCHEME = QUrl.UrlFormattingOption.RemoveScheme
         REMOVE_PASSWORD = QUrl.UrlFormattingOption.RemovePassword
+        REMOVE_QUERY = QUrl.UrlFormattingOption.RemoveQuery
 else:
     UrlFlagsType = Union[
         QUrl.FormattingOptions,
@@ -74,6 +75,8 @@ else:
             _QtFormattingOptions, QUrl.UrlFormattingOption.RemoveScheme)
         REMOVE_PASSWORD = cast(
             _QtFormattingOptions, QUrl.UrlFormattingOption.RemovePassword)
+        REMOVE_QUERY = cast(
+            _QtFormattingOptions, QUrl.UrlFormattingOption.RemoveQuery)
 
 
 # URL schemes supported by QtWebEngine
diff --git a/qutebrowser/utils/version.py b/qutebrowser/utils/version.py
index fdaa12efb..ce816b9fd 100644
--- a/qutebrowser/utils/version.py
+++ b/qutebrowser/utils/version.py
@@ -381,7 +381,6 @@ class ModuleInfo:
 
 def _create_module_info() -> Dict[str, ModuleInfo]:
     packages = [
-        ('sip', ['SIP_VERSION_STR']),
         ('colorama', ['VERSION', '__version__']),
         ('jinja2', ['__version__']),
         ('pygments', ['__version__']),
@@ -395,9 +394,13 @@ def _create_module_info() -> Dict[str, ModuleInfo]:
             ('PyQt5.QtWebEngineWidgets', []),
             ('PyQt5.QtWebEngine', ['PYQT_WEBENGINE_VERSION_STR']),
             ('PyQt5.QtWebKitWidgets', []),
+            ('PyQt5.sip', ['SIP_VERSION_STR']),
         ]
     elif machinery.IS_QT6:
-        packages.append(('PyQt6.QtWebEngineCore', ['PYQT_WEBENGINE_VERSION_STR']))
+        packages += [
+            ('PyQt6.QtWebEngineCore', ['PYQT_WEBENGINE_VERSION_STR']),
+            ('PyQt6.sip', ['SIP_VERSION_STR']),
+        ]
     else:
         raise utils.Unreachable()
 
diff --git a/requirements.txt b/requirements.txt
index b5bab3296..f10ab6f9b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,7 +5,7 @@ colorama==0.4.6
 importlib-resources==6.0.0 ; python_version=="3.8.*"
 Jinja2==3.1.2
 MarkupSafe==2.1.3
-Pygments==2.15.1
+Pygments==2.16.1
 PyYAML==6.0.1
 zipp==3.16.2
 # Unpinned due to recompile_requirements.py limitations
diff --git a/scripts/dev/build_release.py b/scripts/dev/build_release.py
index f602cae43..4c443136f 100755
--- a/scripts/dev/build_release.py
+++ b/scripts/dev/build_release.py
@@ -282,7 +282,7 @@ def build_mac(
                         gh_token=gh_token)
 
     utils.print_title("Building .app via pyinstaller")
-    call_tox(f'pyinstaller-64bit{"-qt5" if qt5 else ""}', '-r', debug=debug)
+    call_tox(f'pyinstaller{"-qt5" if qt5 else ""}', '-r', debug=debug)
     utils.print_title("Verifying .app")
     verify_mac_app()
 
@@ -328,18 +328,14 @@ def build_mac(
     ]
 
 
-def _get_windows_python_path(x64: bool) -> pathlib.Path:
+def _get_windows_python_path() -> pathlib.Path:
     """Get the path to Python.exe on Windows."""
     parts = str(sys.version_info.major), str(sys.version_info.minor)
     ver = ''.join(parts)
     dot_ver = '.'.join(parts)
 
-    if x64:
-        path = rf'SOFTWARE\Python\PythonCore\{dot_ver}\InstallPath'
-        fallback = pathlib.Path('C:', f'Python{ver}', 'python.exe')
-    else:
-        path = rf'SOFTWARE\WOW6432Node\Python\PythonCore\{dot_ver}-32\InstallPath'
-        fallback = pathlib.Path('C:', f'Python{ver}-32', 'python.exe')
+    path = rf'SOFTWARE\Python\PythonCore\{dot_ver}\InstallPath'
+    fallback = pathlib.Path('C:', f'Python{ver}', 'python.exe')
 
     try:
         key = winreg.OpenKeyEx(winreg.HKEY_LOCAL_MACHINE, path)
@@ -349,47 +345,39 @@ def _get_windows_python_path(x64: bool) -> pathlib.Path:
 
 
 def _build_windows_single(
-    *, x64: bool,
+    *,
     qt5: bool,
     skip_packaging: bool,
     debug: bool,
 ) -> List[Artifact]:
-    """Build on Windows for a single architecture."""
-    human_arch = '64-bit' if x64 else '32-bit'
-    utils.print_title(f"Running pyinstaller {human_arch}")
+    """Build on Windows for a single build type."""
+    utils.print_title("Running pyinstaller")
     dist_path = pathlib.Path("dist")
 
-    arch = "x64" if x64 else "x86"
-    out_path = dist_path / f'qutebrowser-{qutebrowser.__version__}-{arch}'
+    out_path = dist_path / f'qutebrowser-{qutebrowser.__version__}'
     _maybe_remove(out_path)
 
-    python = _get_windows_python_path(x64=x64)
-    suffix = "64bit" if x64 else "32bit"
-    if qt5:
-        # FIXME:qt6 does this regress 391623d5ec983ecfc4512c7305c4b7a293ac3872?
-        suffix += "-qt5"
-    call_tox(f'pyinstaller-{suffix}', '-r', python=python, debug=debug)
+    python = _get_windows_python_path()
+    # FIXME:qt6 does this regress 391623d5ec983ecfc4512c7305c4b7a293ac3872?
+    suffix = "-qt5" if qt5 else ""
+    call_tox(f'pyinstaller{suffix}', '-r', python=python, debug=debug)
 
     out_pyinstaller = dist_path / "qutebrowser"
     shutil.move(out_pyinstaller, out_path)
     exe_path = out_path / 'qutebrowser.exe'
 
-    utils.print_title(f"Verifying {human_arch} exe")
+    utils.print_title("Verifying exe")
     verify_windows_exe(exe_path)
 
-    utils.print_title(f"Running {human_arch} smoke test")
+    utils.print_title("Running smoke test")
     smoke_test(exe_path, debug=debug, qt5=qt5)
 
     if skip_packaging:
         return []
 
-    utils.print_title(f"Packaging {human_arch}")
+    utils.print_title("Packaging")
     return _package_windows_single(
-        nsis_flags=[] if x64 else ['/DX86'],
         out_path=out_path,
-        filename_arch='amd64' if x64 else 'win32',
-        desc_arch=human_arch,
-        desc_suffix='' if x64 else ' (only for 32-bit Windows!)',
         debug=debug,
         qt5=qt5,
     )
@@ -398,8 +386,6 @@ def _build_windows_single(
 def build_windows(
     *, gh_token: str,
     skip_packaging: bool,
-    only_32bit: bool,
-    only_64bit: bool,
     qt5: bool,
     debug: bool,
 ) -> List[Artifact]:
@@ -410,37 +396,23 @@ def build_windows(
 
     utils.print_title("Building Windows binaries")
 
-    artifacts = []
-
     from scripts.dev import gen_versioninfo
     utils.print_title("Updating VersionInfo file")
     gen_versioninfo.main()
 
-    if not only_32bit:
-        artifacts += _build_windows_single(
-            x64=True,
-            skip_packaging=skip_packaging,
-            debug=debug,
-            qt5=qt5,
-        )
-    if not only_64bit and qt5:
-        artifacts += _build_windows_single(
-            x64=False,
+    artifacts = [
+        _build_windows_single(
             skip_packaging=skip_packaging,
             debug=debug,
             qt5=qt5,
-        )
-
+        ),
+    ]
     return artifacts
 
 
 def _package_windows_single(
     *,
-    nsis_flags: List[str],
     out_path: pathlib.Path,
-    desc_arch: str,
-    desc_suffix: str,
-    filename_arch: str,
     debug: bool,
     qt5: bool,
 ) -> List[Artifact]:
@@ -448,15 +420,14 @@ def _package_windows_single(
     artifacts = []
 
     dist_path = pathlib.Path("dist")
-    utils.print_subtitle(f"Building {desc_arch} installer...")
+    utils.print_subtitle("Building installer...")
     subprocess.run(['makensis.exe',
-                    f'/DVERSION={qutebrowser.__version__}', *nsis_flags,
+                    f'/DVERSION={qutebrowser.__version__}',
                     'misc/nsis/qutebrowser.nsi'], check=True)
 
     name_parts = [
         'qutebrowser',
         str(qutebrowser.__version__),
-        filename_arch,
     ]
     if debug:
         name_parts.append('debug')
@@ -467,16 +438,15 @@ def _package_windows_single(
     artifacts.append(Artifact(
         path=dist_path / name,
         mimetype='application/vnd.microsoft.portable-executable',
-        description=f'Windows {desc_arch} installer{desc_suffix}',
+        description='Windows installer',
     ))
 
-    utils.print_subtitle(f"Zipping {desc_arch} standalone...")
+    utils.print_subtitle("Zipping standalone...")
     zip_name_parts = [
         'qutebrowser',
         str(qutebrowser.__version__),
         'windows',
         'standalone',
-        filename_arch,
     ]
     if debug:
         zip_name_parts.append('debug')
@@ -489,7 +459,7 @@ def _package_windows_single(
     artifacts.append(Artifact(
         path=zip_path,
         mimetype='application/zip',
-        description=f'Windows {desc_arch} standalone{desc_suffix}',
+        description='Windows standalone',
     ))
 
     return artifacts
@@ -660,10 +630,6 @@ def main() -> None:
                         help="Skip confirmation before uploading.")
     parser.add_argument('--skip-packaging', action='store_true', required=False,
                         help="Skip Windows installer/zip generation or macOS DMG.")
-    parser.add_argument('--32bit', action='store_true', required=False,
-                        help="Skip Windows 64 bit build.", dest='only_32bit')
-    parser.add_argument('--64bit', action='store_true', required=False,
-                        help="Skip Windows 32 bit build.", dest='only_64bit')
     parser.add_argument('--debug', action='store_true', required=False,
                         help="Build a debug build.")
     parser.add_argument('--qt5', action='store_true', required=False,
@@ -694,8 +660,6 @@ def main() -> None:
         artifacts = build_windows(
             gh_token=gh_token,
             skip_packaging=args.skip_packaging,
-            only_32bit=args.only_32bit,
-            only_64bit=args.only_64bit,
             qt5=args.qt5,
             debug=args.debug,
         )
diff --git a/tests/end2end/features/qutescheme.feature b/tests/end2end/features/qutescheme.feature
index 85f68661a..76686162c 100644
--- a/tests/end2end/features/qutescheme.feature
+++ b/tests/end2end/features/qutescheme.feature
@@ -300,3 +300,14 @@ Feature: Special qute:// pages
     Scenario: Open qute://gpl
         When I open qute://gpl
         Then the page should contain the plaintext "GNU GENERAL PUBLIC LICENSE"
+
+    # qute://start
+
+    Scenario: Seaching on qute://start
+        When I set url.searchengines to {"DEFAULT": "http://localhost:(port)/data/title.html?q={}"}
+        And I open qute://start
+        And I run :click-element id search-field
+        And I wait for "Entering mode KeyMode.insert *" in the log
+        And I press the keys "test"
+        And I press the key "<Enter>"
+        Then data/title.html?q=test should be loaded
diff --git a/tests/end2end/features/test_urlmarks_bdd.py b/tests/end2end/features/test_urlmarks_bdd.py
index 1b21098cd..6d4172085 100644
--- a/tests/end2end/features/test_urlmarks_bdd.py
+++ b/tests/end2end/features/test_urlmarks_bdd.py
@@ -4,6 +4,7 @@
 
 import os.path
 
+import pytest
 import pytest_bdd as bdd
 
 from helpers import testutils
@@ -11,6 +12,14 @@ from helpers import testutils
 bdd.scenarios('urlmarks.feature')
 
 
+@pytest.fixture(autouse=True)
+def clear_marks(quteproc):
+    """Clear all existing marks between tests."""
+    yield
+    quteproc.send_cmd(':quickmark-del --all')
+    quteproc.send_cmd(':bookmark-del --all')
+
+
 def _check_marks(quteproc, quickmarks, expected, contains):
     """Make sure the given line does (not) exist in the bookmarks.
 
diff --git a/tests/end2end/features/urlmarks.feature b/tests/end2end/features/urlmarks.feature
index 00fd14fb6..1c97ec322 100644
--- a/tests/end2end/features/urlmarks.feature
+++ b/tests/end2end/features/urlmarks.feature
@@ -86,6 +86,23 @@ Feature: quickmarks and bookmarks
         And I run :bookmark-del http://localhost:(port)/data/numbers/5.txt
         Then the bookmark file should not contain "http://localhost:*/data/numbers/5.txt "
 
+    Scenario: Deleting all bookmarks
+        When I open data/numbers/1.txt
+        And I run :bookmark-add
+        And I open data/numbers/2.txt
+        And I run :bookmark-add
+        And I run :bookmark-del --all
+        Then the message "Bookmarks cleared." should be shown
+        And the bookmark file should not contain "http://localhost:*/data/numbers/1.txt"
+        And the bookmark file should not contain "http://localhost:*/data/numbers/2.txt"
+
+    Scenario: Deleting all bookmarks with url
+        When I open data/numbers/1.txt
+        And I run :bookmark-add
+        And I run :bookmark-del --all https://example.org
+        Then the error "Cannot specify url and --all" should be shown
+        And the bookmark file should contain "http://localhost:*/data/numbers/1.txt"
+
     Scenario: Deleting the current page's bookmark if it doesn't exist
         When I open data/hello.txt
         And I run :bookmark-del
@@ -210,6 +227,20 @@ Feature: quickmarks and bookmarks
         And I run :quickmark-del eighteen
         Then the quickmark file should not contain "eighteen http://localhost:*/data/numbers/18.txt "
 
+    Scenario: Deleting all quickmarks
+        When I run :quickmark-add http://localhost:(port)/data/numbers/1.txt one
+        When I run :quickmark-add http://localhost:(port)/data/numbers/2.txt two
+        And I run :quickmark-del --all
+        Then the message "Quickmarks cleared." should be shown
+        And the quickmark file should not contain "one http://localhost:*/data/numbers/1.txt"
+        And the quickmark file should not contain "two http://localhost:*/data/numbers/2.txt"
+
+    Scenario: Deleting all quickmarks with name
+        When I run :quickmark-add http://localhost:(port)/data/numbers/1.txt one
+        And I run :quickmark-del --all invalid
+        Then the error "Cannot specify name and --all" should be shown
+        And the quickmark file should contain "one http://localhost:*/data/numbers/1.txt"
+
     Scenario: Deleting the current page's quickmark if it has none
         When I open data/hello.txt
         And I run :quickmark-del
@@ -233,3 +264,10 @@ Feature: quickmarks and bookmarks
         And I run :bookmark-add
         And I open qute://bookmarks
         Then the page should contain the plaintext "Test title"
+
+    Scenario: Following a bookmark
+        When I open data/numbers/1.txt in a new tab
+        And I run :bookmark-add
+        And I open qute://bookmarks
+        And I hint with args "links current" and follow a
+        Then data/numbers/1.txt should be loaded
diff --git a/tests/end2end/test_invocations.py b/tests/end2end/test_invocations.py
index e31aa3ecb..af81781f6 100644
--- a/tests/end2end/test_invocations.py
+++ b/tests/end2end/test_invocations.py
@@ -937,6 +937,7 @@ def test_restart(request, quteproc_new):
         # If the new process hangs, this will hang too.
         # Still better than just ignoring it, so we can fix it if something is broken.
         os.waitpid(pid, 0)  # pid, options... positional-only :(
-    except ChildProcessError:
-        # Already gone
+    except (ChildProcessError, PermissionError):
+        # Already gone. Even if not documented, Windows seems to raise PermissionError
+        # here...
         pass
diff --git a/tests/helpers/testutils.py b/tests/helpers/testutils.py
index f6d7fcc4b..dc6fdac32 100644
--- a/tests/helpers/testutils.py
+++ b/tests/helpers/testutils.py
@@ -150,7 +150,7 @@ def partial_compare(val1, val2, *, indent=0):
     if val2 is Ellipsis:
         print_i("Ignoring ellipsis comparison", indent, error=True)
         return PartialCompareOutcome()
-    elif type(val1) != type(val2):  # pylint: disable=unidiomatic-typecheck
+    elif type(val1) is not type(val2):
         outcome = PartialCompareOutcome(
             "Different types ({}, {}) -> False".format(type(val1).__name__,
                                                        type(val2).__name__))
diff --git a/tests/unit/browser/webengine/test_webengineinterceptor.py b/tests/unit/browser/webengine/test_webengineinterceptor.py
index d579d60f7..099ba69d7 100644
--- a/tests/unit/browser/webengine/test_webengineinterceptor.py
+++ b/tests/unit/browser/webengine/test_webengineinterceptor.py
@@ -6,12 +6,15 @@
 
 
 import pytest
+import pytest_mock
 
-pytest.importorskip('qutebrowser.qt.webenginecore')
+pytest.importorskip("qutebrowser.qt.webenginecore")
 
+from qutebrowser.qt.core import QUrl, QByteArray
 from qutebrowser.qt.webenginecore import QWebEngineUrlRequestInfo
 
 from qutebrowser.browser.webengine import interceptor
+from qutebrowser.extensions import interceptors
 from qutebrowser.utils import qtutils
 from helpers import testutils
 
@@ -19,10 +22,12 @@ from helpers import testutils
 def test_no_missing_resource_types():
     request_interceptor = interceptor.RequestInterceptor()
     qb_keys = set(request_interceptor._resource_types.keys())
-    qt_keys = set(testutils.enum_members(
-        QWebEngineUrlRequestInfo,
-        QWebEngineUrlRequestInfo.ResourceType,
-    ).values())
+    qt_keys = set(
+        testutils.enum_members(
+            QWebEngineUrlRequestInfo,
+            QWebEngineUrlRequestInfo.ResourceType,
+        ).values()
+    )
     assert qt_keys == qb_keys
 
 
@@ -30,3 +35,85 @@ def test_resource_type_values():
     request_interceptor = interceptor.RequestInterceptor()
     for qt_value, qb_item in request_interceptor._resource_types.items():
         assert qtutils.extract_enum_val(qt_value) == qb_item.value
+
+
+@pytest.fixture
+def we_request(  # a shrubbery!
+    mocker: pytest_mock.MockerFixture,
+) -> interceptor.WebEngineRequest:
+    qt_info = mocker.Mock(spec=QWebEngineUrlRequestInfo)
+    qt_info.requestMethod.return_value = QByteArray(b"GET")
+    first_party_url = QUrl("https://firstparty.example.org/")
+    request_url = QUrl("https://request.example.org/")
+    return interceptor.WebEngineRequest(
+        first_party_url=first_party_url,
+        request_url=request_url,
+        webengine_info=qt_info,
+    )
+
+
+def test_block(we_request: interceptor.WebEngineRequest):
+    assert not we_request.is_blocked
+    we_request.block()
+    assert we_request.is_blocked
+
+
+class TestRedirect:
+    REDIRECT_URL = QUrl("https://redirect.example.com/")
+
+    def test_redirect(self, we_request: interceptor.WebEngineRequest):
+        assert not we_request._redirected
+        we_request.redirect(self.REDIRECT_URL)
+        assert we_request._redirected
+        we_request._webengine_info.redirect.assert_called_once_with(self.REDIRECT_URL)
+
+    def test_twice(self, we_request: interceptor.WebEngineRequest):
+        we_request.redirect(self.REDIRECT_URL)
+        with pytest.raises(
+            interceptors.RedirectException,
+            match=r"Request already redirected.",
+        ):
+            we_request.redirect(self.REDIRECT_URL)
+        we_request._webengine_info.redirect.assert_called_once_with(self.REDIRECT_URL)
+
+    def test_invalid_method(self, we_request: interceptor.WebEngineRequest):
+        we_request._webengine_info.requestMethod.return_value = QByteArray(b"POST")
+        with pytest.raises(
+            interceptors.RedirectException,
+            match=(
+                r"Request method b'POST' for https://request.example.org/ does not "
+                r"support redirection."
+            ),
+        ):
+            we_request.redirect(self.REDIRECT_URL)
+        assert not we_request._webengine_info.redirect.called
+
+    def test_invalid_method_ignore_unsupported(
+        self,
+        we_request: interceptor.WebEngineRequest,
+        caplog: pytest.LogCaptureFixture,
+    ):
+        we_request._webengine_info.requestMethod.return_value = QByteArray(b"POST")
+        we_request.redirect(self.REDIRECT_URL, ignore_unsupported=True)
+        assert caplog.messages == [
+            "Request method b'POST' for https://request.example.org/ does not support "
+            "redirection."
+        ]
+        assert not we_request._webengine_info.redirect.called
+
+    def test_improperly_initialized(self, we_request: interceptor.WebEngineRequest):
+        we_request._webengine_info = None
+        with pytest.raises(
+            interceptors.RedirectException,
+            match=r"Request improperly initialized.",
+        ):
+            we_request.redirect(self.REDIRECT_URL)
+
+    def test_invalid_url(self, we_request: interceptor.WebEngineRequest):
+        url = QUrl()
+        assert not url.isValid()
+        with pytest.raises(
+            interceptors.RedirectException,
+            match=r"Redirect to invalid URL: PyQt\d\.QtCore\.QUrl\(''\) is not valid",
+        ):
+            we_request.redirect(url)
diff --git a/tests/unit/utils/test_version.py b/tests/unit/utils/test_version.py
index f78a6f12d..486270d70 100644
--- a/tests/unit/utils/test_version.py
+++ b/tests/unit/utils/test_version.py
@@ -644,8 +644,8 @@ class TestModuleVersions:
         assert version._module_versions() == expected
 
     @pytest.mark.parametrize('module, idx, expected', [
-        ('colorama', 1, 'colorama: no'),
-        ('adblock', 5, 'adblock: no'),
+        ('colorama', 0, 'colorama: no'),
+        ('adblock', 4, 'adblock: no'),
     ])
     def test_missing_module(self, module, idx, expected, import_fake):
         """Test with a module missing.
@@ -693,11 +693,11 @@ class TestModuleVersions:
         assert not mod_info.is_usable()
 
         expected = f"adblock: {fake_version} (< {mod_info.min_version}, outdated)"
-        assert version._module_versions()[5] == expected
+        assert version._module_versions()[4] == expected
 
     @pytest.mark.parametrize('attribute, expected_modules', [
         ('VERSION', ['colorama']),
-        ('SIP_VERSION_STR', ['sip']),
+        ('SIP_VERSION_STR', ['PyQt5.sip', 'PyQt6.sip']),
         (None, []),
     ])
     def test_version_attribute(self, attribute, expected_modules, import_fake):
diff --git a/tox.ini b/tox.ini
index af59910f2..0014f261c 100644
--- a/tox.ini
+++ b/tox.ini
@@ -181,7 +181,7 @@ commands =
     {envpython} scripts/dev/check_doc_changes.py {posargs}
     {envpython} scripts/asciidoc2html.py {posargs}
 
-[testenv:pyinstaller-{64bit,32bit}{,-qt5}]
+[testenv:pyinstaller{,-qt5}]
 basepython = {env:PYTHON:python3}
 passenv =
     APPDATA
@@ -282,3 +282,12 @@ deps =
 commands =
     !qt5: {envpython} {toxinidir}/scripts/dev/build_release.py {posargs}
     qt5: {envpython} {toxinidir}/scripts/dev/build_release.py --qt5 {posargs}
+
+[testenv:package]
+basepython = {env:PYTHON:python3}
+setenv =
+    PYTHONWARNINGS=error,default:pkg_resources is deprecated as an API.:DeprecationWarning
+deps =
+    -r{toxinidir}/requirements.txt
+    -r{toxinidir}/misc/requirements/requirements-dev.txt
+commands = {envpython} -m build