diff --git a/.github/release.yml b/.github/release.yml
new file mode 100644
index 0000000000..3fadb19095
--- /dev/null
+++ b/.github/release.yml
@@ -0,0 +1,21 @@
+changelog:
+  exclude:
+    authors:
+      - pre-commit-ci
+    labels:
+      - no-changelog-entry-needed
+      - skip-changelog
+
+  categories:
+    - title: New Features
+      labels:
+        - enhancement
+    - title: Bug Fixes
+      labels:
+        - bug
+    - title: Documentation
+      labels:
+        - documentation
+    - title: Other Changes
+      labels:
+        - "*"
diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 5290129fe0..9ee4cc6178 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -1,53 +1,32 @@
 name: Run tests
 
-on: [push, pull_request]
+on:
+  push:
+  pull_request:
 
 jobs:
   tests:
-    name: ${{ matrix.name}}
-    runs-on: ${{ matrix.os }}
-    strategy:
-      fail-fast: false
-      matrix:
-        include:
-          - os: ubuntu-latest
-            python-version: 3.9
-            name: Python 3.9 with minimal dependencies
-            toxenv: py39-test
-          - os: ubuntu-latest
-            python-version: 3.8
-            name: Python 3.8 with minimal dependencies
-            toxenv: py38-test
-          - os: ubuntu-latest
-            python-version: 3.7
-            name: Python 3.7 with minimal dependencies
-            toxenv: py37-test
-          - os: ubuntu-latest
-            python-version: 3.9
-            name: Python 3.9, all non-visualization dependencies, and dev versions of key dependencies
-            toxenv: py39-test-novis-dev
-          - os: windows-latest
-            python-version: 3.9
-            name: Python 3.9, all dependencies, and dev versions of key dependencies on Windows
-            toxenv: py39-test-all-dev
-          - os: ubuntu-latest
-            python-version: 3.9
-            name: Documentation
-            toxenv: build_docs
-
-    steps:
-    - uses: actions/checkout@v2
-    - name: Set up Python ${{ matrix.python-version }}
-      uses: actions/setup-python@v2
-      with:
-        python-version: ${{ matrix.python-version }}
-    - name: Install testing dependencies
-      run: python -m pip install tox codecov
-    - name: Run tests with ${{ matrix.name }}
-      if: ${{ contains(matrix.toxenv,'-cov') }}
-      run: tox -v -e ${{ matrix.toxenv }}
-    - name: Upload coverage to codecov
-      if: ${{ contains(matrix.toxenv,'-cov') }}
-      uses: codecov/codecov-action@v1.0.13
-      with:
-        file: ./coverage.xml
+    uses: OpenAstronomy/github-actions-workflows/.github/workflows/tox.yml@v1
+    with:
+      display: true
+      libraries: |
+        apt:
+          - '^libxcb.*-dev'
+          - libxkbcommon-x11-dev
+          - libegl1-mesa
+      envs: |
+        - linux: py38-test-oldestdeps
+        - linux: py39-test
+        - linux: py310-test-viz
+        - linux: py311-test-alldeps
+        - linux: py312-test-devdeps
+        - macos: py38-test-oldestdeps
+        - macos: py39-test
+        - macos: py310-test-viz
+        - macos: py311-test-alldeps
+        - macos: py312-test-devdeps
+        - windows: py38-test-oldestdeps
+        - windows: py39-test
+        - windows: py310-test-viz
+        - windows: py311-test-alldeps
+        - windows: py312-test-devdeps
diff --git a/.github/workflows/update-changelog.yaml b/.github/workflows/update-changelog.yaml
new file mode 100644
index 0000000000..5e4e1c474c
--- /dev/null
+++ b/.github/workflows/update-changelog.yaml
@@ -0,0 +1,33 @@
+# This workflow takes the GitHub release notes and updates the changelog on the
+# main branch with the body of the release notes, thereby keeping a log in
+# the git repo of the changes.
+
+name: "Update Changelog"
+
+on:
+  release:
+    types: [released]
+
+jobs:
+  update:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v2
+        with:
+          ref: main
+
+      - name: Update Changelog
+        uses: stefanzweifel/changelog-updater-action@v1
+        with:
+          release-notes: ${{ github.event.release.body }}
+          latest-version: ${{ github.event.release.name }}
+          path-to-changelog: CHANGES.md
+
+      - name: Commit updated Changelog
+        uses: stefanzweifel/git-auto-commit-action@v4
+        with:
+          branch: main
+          commit_message: Update CHANGELOG
+          file_pattern: CHANGES.md
diff --git a/.gitignore b/.gitignore
index 55e2af0510..070f29bf27 100644
--- a/.gitignore
+++ b/.gitignore
@@ -58,3 +58,5 @@ distribute-*.tar.gz
 
 # Mac OSX
 .DS_Store
+
+.tmp
diff --git a/CHANGES b/CHANGES
deleted file mode 100644
index 877bab8d10..0000000000
--- a/CHANGES
+++ /dev/null
@@ -1,16 +0,0 @@
-v0.2 (2020-04-19)
------------------
-
-- Update package infrastructure. [#93, #96]
-
-- Fix compatibility with the latest versions of Python and Matplotlib. [#89, #95]
-
-- Added ``return_area`` option for ``extract_poly_slices``. [#59]
-
-- Fix error that occurred when WCS did not have a PC matrix defined. [#90]
-
-
-v0.1 (2018-01-26)
-----------------
-
-- First official release.
diff --git a/CHANGES.md b/CHANGES.md
new file mode 100644
index 0000000000..0a01c77cfb
--- /dev/null
+++ b/CHANGES.md
@@ -0,0 +1,23 @@
+# v0.3 (2022-03-31)
+
+## What's Changed
+
+* Plot docs and convenience tools by @keflavich in https://github.com/radio-astro-tools/pvextractor/pull/102
+* Add gh actions by @keflavich in https://github.com/radio-astro-tools/pvextractor/pull/103
+* try to fix grid by removing 'novis' by @keflavich in https://github.com/radio-astro-tools/pvextractor/pull/105
+* allow DaskSpectralCube, etc. to work by @keflavich in https://github.com/radio-astro-tools/pvextractor/pull/99
+
+**Full Changelog**: https://github.com/radio-astro-tools/pvextractor/compare/v0.2...v0.3
+
+# v0.2 (2020-04-19)
+
+* Update package infrastructure. #93, #96
+* Fix compatibility with the latest versions of Python and Matplotlib. #89, #95
+* Added `return_area` option for `extract_poly_slices`. #59
+* Fix error that occurred when WCS did not have a PC matrix defined. #90
+
+# v0.1 (2018-01-26)
+
+* First official release.
+
+
diff --git a/pvextractor/__init__.py b/pvextractor/__init__.py
index f7835a8fdc..8ac7637a87 100644
--- a/pvextractor/__init__.py
+++ b/pvextractor/__init__.py
@@ -1,19 +1,7 @@
 # Licensed under a 3-clause BSD style license - see LICENSE.rst
 
-"""
-This is an Astropy affiliated package.
-"""
-
-# Affiliated packages may add whatever they like to this file, but
-# should keep this content at the top.
-# ----------------------------------------------------------------------------
-from ._astropy_init import *
-# ----------------------------------------------------------------------------
-
-if not _ASTROPY_SETUP_:
-
-    from . import utils
-    from .pvextractor import extract_pv_slice
-    from .utils.wcs_slicing import slice_wcs
-    from .geometry import Path, PathFromCenter
-    from .pvregions import paths_from_regfile
+from . import utils
+from .pvextractor import extract_pv_slice
+from .utils.wcs_slicing import slice_wcs
+from .geometry import Path, PathFromCenter
+from .pvregions import paths_from_regfile
diff --git a/pvextractor/_astropy_init.py b/pvextractor/_astropy_init.py
deleted file mode 100644
index 2dffe8fd04..0000000000
--- a/pvextractor/_astropy_init.py
+++ /dev/null
@@ -1,52 +0,0 @@
-# Licensed under a 3-clause BSD style license - see LICENSE.rst
-
-__all__ = ['__version__']
-
-# this indicates whether or not we are in the package's setup.py
-try:
-    _ASTROPY_SETUP_
-except NameError:
-    import builtins
-    builtins._ASTROPY_SETUP_ = False
-
-try:
-    from .version import version as __version__
-except ImportError:
-    __version__ = ''
-
-
-if not _ASTROPY_SETUP_:  # noqa
-    import os
-    from warnings import warn
-    from astropy.config.configuration import (
-        update_default_config,
-        ConfigurationDefaultMissingError,
-        ConfigurationDefaultMissingWarning)
-
-    # Create the test function for self test
-    from astropy.tests.runner import TestRunner
-    test = TestRunner.make_test_runner_in(os.path.dirname(__file__))
-    test.__test__ = False
-    __all__ += ['test']
-
-    # add these here so we only need to cleanup the namespace at the end
-    config_dir = None
-
-    if not os.environ.get('ASTROPY_SKIP_CONFIG_UPDATE', False):
-        config_dir = os.path.dirname(__file__)
-        config_template = os.path.join(config_dir, __package__ + ".cfg")
-        if os.path.isfile(config_template):
-            try:
-                update_default_config(
-                    __package__, config_dir, version=__version__)
-            except TypeError as orig_error:
-                try:
-                    update_default_config(__package__, config_dir)
-                except ConfigurationDefaultMissingError as e:
-                    wmsg = (e.args[0] +
-                            " Cannot install default profile. If you are "
-                            "importing from source, this is expected.")
-                    warn(ConfigurationDefaultMissingWarning(wmsg))
-                    del e
-                except Exception:
-                    raise orig_error
diff --git a/pvextractor/conftest.py b/pvextractor/conftest.py
index b54888a041..c0576c6b2f 100644
--- a/pvextractor/conftest.py
+++ b/pvextractor/conftest.py
@@ -20,13 +20,6 @@ def pytest_configure(config):
     PYTEST_HEADER_MODULES['regions'] = 'regions'
     PYTEST_HEADER_MODULES['APLpy'] = 'aplpy'
 
-
-from astropy.tests.helper import enable_deprecations_as_exceptions
-
-## Uncomment the following line to treat all DeprecationWarnings as
-## exceptions
-# enable_deprecations_as_exceptions()
-
 app = None
 
 
diff --git a/pvextractor/tests/test_gui.py b/pvextractor/tests/test_gui.py
index 7ac28efd0e..a50d18bd11 100644
--- a/pvextractor/tests/test_gui.py
+++ b/pvextractor/tests/test_gui.py
@@ -1,23 +1,47 @@
-from distutils.version import LooseVersion
+from packaging.version import Version
 
 import pytest
 import numpy as np
 import matplotlib
+from matplotlib.backend_bases import KeyEvent, MouseEvent
 
 from ..gui import PVSlicer
 
-from .test_slicer import make_test_hdu
+from .test_slicer import make_test_hdu, make_test_fits_file
 
-MPL_LT_31 = LooseVersion(matplotlib.__version__) < LooseVersion('3.1')
+MATPLOTLIB_GE_36 = Version(matplotlib.__version__) >= Version('3.6')
+
+def key_press_event(canvas, *event):
+    if MATPLOTLIB_GE_36:
+        canvas.callbacks.process('key_press_event',
+                                  KeyEvent('key_press_event', canvas, *event))
+    else:
+        canvas.key_press_event(*event)
+
+
+def button_press_event(canvas, *event):
+    if MATPLOTLIB_GE_36:
+        canvas.callbacks.process('button_press_event',
+                                  MouseEvent('button_press_event', canvas, *event))
+    else:
+        canvas.button_press_event(*event)
+
+
+def motion_notify_event(canvas, *event):
+    if MATPLOTLIB_GE_36:
+        canvas.callbacks.process('motion_notify_event',
+                                  MouseEvent('motion_notify_event', canvas, *event))
+    else:
+        canvas.motion_notify_event(*event)
 
 
 def test_gui():
 
-    # This tests currently segfaults with Matplotlib 3.1 and later
+    pytest.importorskip('PyQt6')
 
     hdu = make_test_hdu()
 
-    pv = PVSlicer(hdu, clim=(-0.02, 2), backend='Qt5Agg')
+    pv = PVSlicer(hdu, clim=(-0.02, 2), backend='QtAgg')
     pv.show(block=False)
 
     xy_data = np.array([[0.0, 0.1, 0.5, 1.0, 0.5],
@@ -26,12 +50,12 @@ def test_gui():
     x, y = pv.ax1.transData.transform(xy_data).T
 
     for i in range(len(x)):
-        pv.fig.canvas.motion_notify_event(x[i], y[i])
-        pv.fig.canvas.button_press_event(x[i], y[i], 1)
+        motion_notify_event(pv.fig.canvas, x[i], y[i])
+        button_press_event(pv.fig.canvas, x[i], y[i], 1)
 
-    pv.fig.canvas.key_press_event('enter')
-    pv.fig.canvas.motion_notify_event(x[-1] - 20, y[-1])
-    pv.fig.canvas.button_press_event(x[-1] - 20, y[-1], 1)
+    key_press_event(pv.fig.canvas, 'enter')
+    motion_notify_event(pv.fig.canvas, x[-1] - 20, y[-1])
+    button_press_event(pv.fig.canvas, x[-1] - 20, y[-1], 1)
 
     pv.fig.canvas.draw()
 
@@ -40,14 +64,13 @@ def test_gui():
     pv.close()
 
 
-def test_gui_from_fits_filename():
+def test_gui_from_fits_filename(tmp_path):
 
-    # This tests currently segfaults with Matplotlib 3.1 and later
+    pytest.importorskip('PyQt6')
 
-    fits_filename = make_test_fits_file()
+    fits_filename = make_test_fits_file(tmp_path)
 
-    pv = PVSlicer(fits_filename, clim=(-0.02, 2), backend='Qt5Agg')
+    pv = PVSlicer(fits_filename, clim=(-0.02, 2), backend='QtAgg')
     pv.show(block=False)
 
     pv.close()
-
diff --git a/pvextractor/tests/test_slicer.py b/pvextractor/tests/test_slicer.py
index 24f5218b4d..e4d1caf731 100644
--- a/pvextractor/tests/test_slicer.py
+++ b/pvextractor/tests/test_slicer.py
@@ -86,9 +86,9 @@ def make_test_hdu():
     return hdu
 
 
-def make_test_fits_file():
+def make_test_fits_file(tmp_path):
     hdu = make_test_hdu()
-    filename = 'example.fits'
+    filename = tmp_path / 'example.fits'
     hdu.writeto(filename)
     return filename
 
diff --git a/setup.cfg b/setup.cfg
index 0dc7353546..ec9c007468 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -14,19 +14,19 @@ github_project = radio-astro-tools/pvextractor
 [options]
 zip_safe = False
 packages = find:
-python_requires = >=3.6
+python_requires = >=3.8
 setup_requires = setuptools_scm
 install_requires =
-    astropy
-    matplotlib>=2.0
-    scipy
-    qtpy
-    spectral-cube
+    numpy>=1.22
+    astropy>=5.0
+    matplotlib>=3.5
+    scipy>=1.8
+    qtpy>=2.0
+    spectral-cube>=0.4
 
 [options.extras_require]
 test =
     pytest-astropy
-    PyQt5==5.13.*
 docs =
     sphinx-astropy
 
@@ -40,6 +40,9 @@ doctest_plus = enabled
 text_file_format = rst
 addopts = --doctest-rst
 open_files_ignore = "*.ttf"
+filterwarnings =
+    error::DeprecationWarning
+    ignore:`np.float` is a deprecated alias for the builtin
 
 [coverage:run]
 omit =
diff --git a/tox.ini b/tox.ini
index 817a431b94..ed36f3c0a9 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,12 +1,14 @@
 [tox]
 envlist =
-    py{36,37,38,39}-test{,-oldestdeps,-alldeps,-devdeps,-novis,-cov}
+    py{36,37,38,39}-test{,-oldestdeps,-alldeps,-devdeps,-viz,-cov}
     build_docs
     codestyle
 requires =
     setuptools >= 30.3.0
     pip >= 19.3.1
 isolated_build = true
+indexserver =
+    devdeps: PIP_EXTRA_INDEX_URL = https://pypi.anaconda.org/astropy/simple https://pypi.anaconda.org/scientific-python-nightly-wheels/simple
 
 [testenv]
 passenv =
@@ -20,9 +22,16 @@ changedir =
 description =
     run tests with pytest
 deps =
-    oldestdeps: matplotlib==2.0.*
-    devdeps: git+https://github.com/radio-astro-tools/spectral-cube#egg=spectral-cube
-    devdeps: git+https://github.com/astropy/astropy#egg=astropy
+    oldestdeps: numpy==1.22.*
+    oldestdeps: astropy==5.0.*
+    oldestdeps: matplotlib==3.5.*
+    oldestdeps: scipy==1.8.*
+    oldestdeps: qtpy==2.0.*
+    oldestdeps: spectral-cube==0.4.*
+    devdeps: numpy>=0.0.dev0
+    devdeps: astropy>=0.0.dev0
+    devdeps: spectral-cube @ git+https://github.com/radio-astro-tools/spectral-cube
+    viz: PyQt6
 extras =
     test
     alldeps: all