Update homepage URL (#4285)

* Update homepage URL

* Using Ross's suggestion from PR #4258

* Use https

* Fix NXEP link

24 files changed, 48 insertions, 50 deletions

diff --git a/.github/PULL_REQUEST_TEMPLATE.md b/.github/PULL_REQUEST_TEMPLATE.md
index 150ea44d..bcc8cfd4 100644
--- a/.github/PULL_REQUEST_TEMPLATE.md
+++ b/.github/PULL_REQUEST_TEMPLATE.md
@@ -1,6 +1,4 @@
 <!--
 Please run black to format your code.
-
-For more information, see:
-- https://networkx.github.io/documentation/latest/developer/contribute.html
+See https://networkx.org/documentation/latest/developer/contribute.html for details.
 -->
diff --git a/CONTRIBUTING.rst b/CONTRIBUTING.rst
index 96b7ae93..31dbf844 100644
--- a/CONTRIBUTING.rst
+++ b/CONTRIBUTING.rst
@@ -117,7 +117,7 @@ Development Workflow
 
 For a more detailed discussion, read these :doc:`detailed documents
 <gitwash/index>` on how to use Git with ``networkx``
-(`<https://networkx.github.io/documentation/latest/developer/gitwash/index.html>`_).
+(`<https://networkx.org/documentation/latest/developer/gitwash/index.html>`_).
 
 5. Review process:
 
@@ -214,7 +214,7 @@ Once you've fixed all merge conflicts, do::
 .. note::
 
    Advanced Git users are encouraged to `rebase instead of merge
-   <https://networkx.github.io/documentation/stable/developer/gitwash/development_workflow.html#rebase-on-trunk>`__,
+   <https://networkx.org/documentation/stable/developer/gitwash/development_workflow.html#rebase-on-trunk>`__,
    but we squash and merge most PRs either way.
 
 
diff --git a/README.rst b/README.rst
index badf4bbf..1cd36968 100644
--- a/README.rst
+++ b/README.rst
@@ -23,7 +23,7 @@ NetworkX is a Python package for the creation, manipulation,
 and study of the structure, dynamics, and functions
 of complex networks.
 
-- **Website (including documentation):** https://networkx.github.io
+- **Website (including documentation):** https://networkx.org
 - **Mailing list:** https://groups.google.com/forum/#!forum/networkx-discuss
 - **Source:** https://github.com/networkx/networkx
 - **Bug reports:** https://github.com/networkx/networkx/issues
diff --git a/doc/Makefile b/doc/Makefile
index 73a8b210..6cc32525 100644
--- a/doc/Makefile
+++ b/doc/Makefile
@@ -116,6 +116,6 @@ docs: clean html latexpdf
 
 gitwash-update:
 	python ../tools/gitwash_dumper.py developer networkx \
-	--project-url=http://networkx.github.io \
-	--project-ml-url=http://groups.google.com/group/networkx-discuss/ \
+	--project-url=https://networkx.org \
+	--project-ml-url=https://groups.google.com/group/networkx-discuss/ \
 	--gitwash-url git@github.com:matthew-brett/gitwash.git
diff --git a/doc/README.md b/doc/README.md
index d463e2a6..481f2674 100644
--- a/doc/README.md
+++ b/doc/README.md
@@ -4,7 +4,7 @@ We use Sphinx for generating the API and reference documentation.
 
 Pre-built versions can be found at
 
-    http://networkx.github.io/
+    https://networkx.org/
 
 for both the stable and the latest (i.e., development) releases.
 
diff --git a/doc/_templates/dev_banner.html b/doc/_templates/dev_banner.html
index e4447548..f786fdfd 100644
--- a/doc/_templates/dev_banner.html
+++ b/doc/_templates/dev_banner.html
@@ -1,6 +1,6 @@
 {# Creates a banner at the top of the page for development versions. #}
 <div class="admonition note">
 <p class="admonition-title">Note</p>
-  <p>This documents the development version of NetworkX. Documentation for the current release can be found <a href="https://networkx.github.io/documentation/stable/">here</a>.</p>
+  <p>This documents the development version of NetworkX. Documentation for the current release can be found <a href="https://networkx.org/documentation/stable/">here</a>.</p>
 </div>
 
diff --git a/doc/_templates/eol_banner.html b/doc/_templates/eol_banner.html
index 3944a216..7f607cc8 100644
--- a/doc/_templates/eol_banner.html
+++ b/doc/_templates/eol_banner.html
@@ -1,6 +1,6 @@
 {# Creates a banner at the top of the page for EOL versions. #}
 <div class="admonition note">
 <p class="admonition-title">Note</p>
-  <p>This documents an unmaintained version of NetworkX. Please upgrade to a maintained version and see <a href="https://networkx.github.io/documentation/stable/">the current NetworkX documentation</a>.</p>
+  <p>This documents an unmaintained version of NetworkX. Please upgrade to a maintained version and see <a href="https://networkx.org/documentation/stable/">the current NetworkX documentation</a>.</p>
 </div>
 
diff --git a/doc/_templates/layout.html b/doc/_templates/layout.html
index ee1da108..47c083c6 100644
--- a/doc/_templates/layout.html
+++ b/doc/_templates/layout.html
@@ -1,6 +1,6 @@
 {% extends "!layout.html" %}
 {% block sidebartitle %}
-    <a href="https://networkx.github.io/">Project Homepage</a> |
+    <a href="https://networkx.org/">Project Homepage</a> |
     <a href="https://github.com/networkx/networkx">Source Code</a>
     {{ super() }}
 {% endblock %}
diff --git a/doc/conf.py b/doc/conf.py
index 725e3cd7..19d26283 100644
--- a/doc/conf.py
+++ b/doc/conf.py
@@ -123,7 +123,7 @@ html_theme = "sphinx_rtd_theme"
 html_theme_path = [sphinx_rtd_theme.get_html_theme_path()]
 
 html_theme_options = {
-    "canonical_url": "https://networkx.github.io/documentation/stable/",
+    "canonical_url": "https://networkx.org/documentation/stable/",
     "navigation_depth": 3,
     "logo_only": True,
 }
@@ -161,7 +161,7 @@ html_last_updated_fmt = "%b %d, %Y"
 # If true, the reST sources are included in the HTML build as _sources/<name>.
 html_copy_source = False
 
-html_use_opensearch = "http://networkx.github.io"
+html_use_opensearch = "https://networkx.org"
 
 # Output file base name for HTML help builder.
 htmlhelp_basename = "NetworkX"
diff --git a/doc/developer/gitwash/this_project.inc b/doc/developer/gitwash/this_project.inc
index b05d15f5..f1c18e73 100644
--- a/doc/developer/gitwash/this_project.inc
+++ b/doc/developer/gitwash/this_project.inc
@@ -1,5 +1,5 @@
 .. networkx
-.. _`networkx`: http://networkx.github.io
+.. _`networkx`: https://networkx.org
 .. _`networkx github`: https://github.com/networkx/networkx
 
-.. _`networkx mailing list`: http://groups.google.com/group/networkx-discuss/
+.. _`networkx mailing list`: https://groups.google.com/group/networkx-discuss/
diff --git a/doc/developer/nxeps/nxep-0000.rst b/doc/developer/nxeps/nxep-0000.rst
index 3ebda92a..434afb22 100644
--- a/doc/developer/nxeps/nxep-0000.rst
+++ b/doc/developer/nxeps/nxep-0000.rst
@@ -266,11 +266,11 @@ References and Footnotes
    `GitHub <https://github.com/networkx/networkx/tree/master/doc/nxeps>`_.
 
 .. [2] The URL for viewing NXEPs on the web is
-   https://networkx.github.io/nxeps/.
+   https://networkx.org/documentation/latest/developer/nxeps/index.html
 
 .. _repo: https://github.com/networkx/networkx
 
-.. _mailing list: http://groups.google.com/group/networkx-discuss/
+.. _mailing list: https://groups.google.com/group/networkx-discuss/
 
 .. _issue tracker: https://github.com/networkx/networkx/issues
 
diff --git a/doc/news.rst b/doc/news.rst
index 0abbc8a5..f8955e06 100644
--- a/doc/news.rst
+++ b/doc/news.rst
@@ -487,10 +487,10 @@ Adding nodes
 
 Examples
 ~~~~~~~~
- - `Mayvi2 drawing <https://networkx.github.io/documentation/latest/auto_examples/3d_drawing/mayavi2_spring.html>`_
- - `Blockmodel <https://networkx.github.io/documentation/latest/auto_examples/algorithms/plot_blockmodel.html>`_
- - `Sampson's monastery <https://networkx.github.io/documentation/latest/auto_examples/drawing/plot_sampson.html>`_
- - `Ego graph <https://networkx.github.io/documentation/latest/auto_examples/drawing/plot_ego_graph.html>`_
+ - `Mayvi2 drawing <https://networkx.org/documentation/latest/auto_examples/3d_drawing/mayavi2_spring.html>`_
+ - `Blockmodel <https://networkx.org/documentation/latest/auto_examples/algorithms/plot_blockmodel.html>`_
+ - `Sampson's monastery <https://networkx.org/documentation/latest/auto_examples/drawing/plot_sampson.html>`_
+ - `Ego graph <https://networkx.org/documentation/latest/auto_examples/drawing/plot_ego_graph.html>`_
 
 Bug fixes
 ~~~~~~~~~
@@ -889,7 +889,7 @@ Examples
 ~~~~~~~~
   - Formation of giant component in binomial_graph:
   - Chess masters matches:
-  - Gallery https://networkx.github.io/documentation/latest/auto_examples/index.html
+  - Gallery https://networkx.org/documentation/latest/auto_examples/index.html
 
 Bug fixes
 ~~~~~~~~~
diff --git a/doc/release/release_2.0.rst b/doc/release/release_2.0.rst
index 4e95d883..544d9c7c 100644
--- a/doc/release/release_2.0.rst
+++ b/doc/release/release_2.0.rst
@@ -5,9 +5,9 @@ We're happy to announce the release of NetworkX 2.0!
 NetworkX is a Python package for the creation, manipulation, and study of the
 structure, dynamics, and functions of complex networks.
 
-For more information, please visit our `website <http://networkx.github.io/>`_
+For more information, please visit our `website <https://networkx.org/>`_
 and our `gallery of examples
-<https://networkx.github.io/documentation/latest/auto_examples/index.html>`_.
+<https://networkx.org/documentation/latest/auto_examples/index.html>`_.
 Please send comments and questions to the `networkx-discuss mailing list
 <http://groups.google.com/group/networkx-discuss>`_.
 
@@ -19,7 +19,7 @@ This release is the result of over two years of work with 1212 commits and
 
 - We have made major changes to the methods in the Multi/Di/Graph classes.
   There is a `migration guide for people moving from 1.X to 2.0
-  <https://networkx.github.io/documentation/latest/release/migration_guide_from_1.x_to_2.0.html>`_.
+  <https://networkx.org/documentation/latest/release/migration_guide_from_1.x_to_2.0.html>`_.
 
 - We updated the documentation system.
 
diff --git a/doc/release/release_2.1.rst b/doc/release/release_2.1.rst
index 5f329c03..5ad26aba 100644
--- a/doc/release/release_2.1.rst
+++ b/doc/release/release_2.1.rst
@@ -5,9 +5,9 @@ We're happy to announce the release of NetworkX 2.1!
 NetworkX is a Python package for the creation, manipulation, and study of the
 structure, dynamics, and functions of complex networks.
 
-For more information, please visit our `website <http://networkx.github.io/>`_
+For more information, please visit our `website <https://networkx.org/>`_
 and our `gallery of examples
-<https://networkx.github.io/documentation/latest/auto_examples/index.html>`_.
+<https://networkx.org/documentation/latest/auto_examples/index.html>`_.
 Please send comments and questions to the `networkx-discuss mailing list
 <http://groups.google.com/group/networkx-discuss>`_.
 
diff --git a/doc/release/release_2.2.rst b/doc/release/release_2.2.rst
index b093f273..9394c189 100644
--- a/doc/release/release_2.2.rst
+++ b/doc/release/release_2.2.rst
@@ -5,9 +5,9 @@ We're happy to announce the release of NetworkX 2.2!
 NetworkX is a Python package for the creation, manipulation, and study of the
 structure, dynamics, and functions of complex networks.
 
-For more information, please visit our `website <http://networkx.github.io/>`_
+For more information, please visit our `website <https://networkx.org/>`_
 and our `gallery of examples
-<https://networkx.github.io/documentation/latest/auto_examples/index.html>`_.
+<https://networkx.org/documentation/latest/auto_examples/index.html>`_.
 Please send comments and questions to the `networkx-discuss mailing list
 <http://groups.google.com/group/networkx-discuss>`_.
 
diff --git a/doc/release/release_2.3.rst b/doc/release/release_2.3.rst
index 87b1d543..64a42604 100644
--- a/doc/release/release_2.3.rst
+++ b/doc/release/release_2.3.rst
@@ -5,9 +5,9 @@ We're happy to announce the release of NetworkX 2.3!
 NetworkX is a Python package for the creation, manipulation, and study of the
 structure, dynamics, and functions of complex networks.
 
-For more information, please visit our `website <http://networkx.github.io/>`_
+For more information, please visit our `website <https://networkx.org/>`_
 and our `gallery of examples
-<https://networkx.github.io/documentation/latest/auto_examples/index.html>`_.
+<https://networkx.org/documentation/latest/auto_examples/index.html>`_.
 Please send comments and questions to the `networkx-discuss mailing list
 <http://groups.google.com/group/networkx-discuss>`_.
 
diff --git a/doc/release/release_2.4.rst b/doc/release/release_2.4.rst
index face96eb..fe7c5bb6 100644
--- a/doc/release/release_2.4.rst
+++ b/doc/release/release_2.4.rst
@@ -5,9 +5,9 @@ We're happy to announce the release of NetworkX 2.4!
 NetworkX is a Python package for the creation, manipulation, and study of the
 structure, dynamics, and functions of complex networks.
 
-For more information, please visit our `website <http://networkx.github.io/>`_
+For more information, please visit our `website <https://networkx.org/>`_
 and our `gallery of examples
-<https://networkx.github.io/documentation/latest/auto_examples/index.html>`_.
+<https://networkx.org/documentation/latest/auto_examples/index.html>`_.
 Please send comments and questions to the `networkx-discuss mailing list
 <http://groups.google.com/group/networkx-discuss>`_.
 
diff --git a/doc/release/release_2.5.rst b/doc/release/release_2.5.rst
index e89ab49a..25cdebd1 100644
--- a/doc/release/release_2.5.rst
+++ b/doc/release/release_2.5.rst
@@ -5,9 +5,9 @@ We're happy to announce the release of NetworkX 2.5!
 NetworkX is a Python package for the creation, manipulation, and study of the
 structure, dynamics, and functions of complex networks.
 
-For more information, please visit our `website <http://networkx.github.io/>`_
+For more information, please visit our `website <https://networkx.org/>`_
 and our `gallery of examples
-<https://networkx.github.io/documentation/latest/auto_examples/index.html>`_.
+<https://networkx.org/documentation/latest/auto_examples/index.html>`_.
 Please send comments and questions to the `networkx-discuss mailing list
 <http://groups.google.com/group/networkx-discuss>`_.
 
diff --git a/doc/release/release_dev.rst b/doc/release/release_dev.rst
index a1f9bdc8..b24561fc 100644
--- a/doc/release/release_dev.rst
+++ b/doc/release/release_dev.rst
@@ -5,9 +5,9 @@ We're happy to announce the release of NetworkX 2.6!
 NetworkX is a Python package for the creation, manipulation, and study of the
 structure, dynamics, and functions of complex networks.
 
-For more information, please visit our `website <http://networkx.github.io/>`_
+For more information, please visit our `website <https://networkx.org/>`_
 and our `gallery of examples
-<https://networkx.github.io/documentation/latest/auto_examples/index.html>`_.
+<https://networkx.org/documentation/latest/auto_examples/index.html>`_.
 Please send comments and questions to the `networkx-discuss mailing list
 <http://groups.google.com/group/networkx-discuss>`_.
 
diff --git a/doc/release/release_template.rst b/doc/release/release_template.rst
index 2e5011c0..c267a067 100644
--- a/doc/release/release_template.rst
+++ b/doc/release/release_template.rst
@@ -5,9 +5,9 @@ We're happy to announce the release of NetworkX 2.X!
 NetworkX is a Python package for the creation, manipulation, and study of the
 structure, dynamics, and functions of complex networks.
 
-For more information, please visit our `website <http://networkx.github.io/>`_
+For more information, please visit our `website <https://networkx.org/>`_
 and our `gallery of examples
-<https://networkx.github.io/documentation/latest/auto_examples/index.html>`_.
+<https://networkx.org/documentation/latest/auto_examples/index.html>`_.
 Please send comments and questions to the `networkx-discuss mailing list
 <http://groups.google.com/group/networkx-discuss>`_.
 
diff --git a/examples/pygraphviz/plot_write_dotfile.py b/examples/pygraphviz/plot_write_dotfile.py
index 8b34f98b..b8d8014b 100644
--- a/examples/pygraphviz/plot_write_dotfile.py
+++ b/examples/pygraphviz/plot_write_dotfile.py
@@ -8,7 +8,7 @@ Write a dot file from a networkx graph for further processing with graphviz.
 
 You need to have either pygraphviz or pydot for this example.
 
-See https://networkx.github.io/documentation/latest/reference/drawing.html
+See https://networkx.org/documentation/latest/reference/drawing.html
 """
 
 import networkx as nx
diff --git a/networkx/__init__.py b/networkx/__init__.py
index 235a8825..c3feb056 100644
--- a/networkx/__init__.py
+++ b/networkx/__init__.py
@@ -5,7 +5,7 @@ NetworkX
 NetworkX is a Python package for the creation, manipulation, and study of the
 structure, dynamics, and functions of complex networks.
 
-See https://networkx.github.io for complete documentation.
+See https://networkx.org for complete documentation.
 """
 
 import sys
diff --git a/networkx/drawing/nx_pylab.py b/networkx/drawing/nx_pylab.py
index b0150661..4b28baea 100644
--- a/networkx/drawing/nx_pylab.py
+++ b/networkx/drawing/nx_pylab.py
@@ -97,7 +97,7 @@ def draw(G, pos=None, ax=None, **kwds):
     >>> plt.draw()  # pyplot draw()
 
     Also see the NetworkX drawing examples at
-    https://networkx.github.io/documentation/latest/auto_examples/index.html
+    https://networkx.org/documentation/latest/auto_examples/index.html
     """
     import matplotlib.pyplot as plt
 
@@ -247,7 +247,7 @@ def draw_networkx(G, pos=None, arrows=True, with_labels=True, **kwds):
     >>> limits = plt.axis("off")  # turn off axis
 
     Also see the NetworkX drawing examples at
-    https://networkx.github.io/documentation/latest/auto_examples/index.html
+    https://networkx.org/documentation/latest/auto_examples/index.html
 
     See Also
     --------
@@ -410,7 +410,7 @@ def draw_networkx_nodes(
     >>> nodes = nx.draw_networkx_nodes(G, pos=nx.spring_layout(G))
 
     Also see the NetworkX drawing examples at
-    https://networkx.github.io/documentation/latest/auto_examples/index.html
+    https://networkx.org/documentation/latest/auto_examples/index.html
 
     See Also
     --------
@@ -593,7 +593,7 @@ def draw_networkx_edges(
     ...     arc.set_alpha(alphas[i])
 
     Also see the NetworkX drawing examples at
-    https://networkx.github.io/documentation/latest/auto_examples/index.html
+    https://networkx.org/documentation/latest/auto_examples/index.html
 
     See Also
     --------
@@ -841,7 +841,7 @@ def draw_networkx_labels(
     >>> labels = nx.draw_networkx_labels(G, pos=nx.spring_layout(G))
 
     Also see the NetworkX drawing examples at
-    https://networkx.github.io/documentation/latest/auto_examples/index.html
+    https://networkx.org/documentation/latest/auto_examples/index.html
 
     See Also
     --------
@@ -975,7 +975,7 @@ def draw_networkx_edge_labels(
     >>> edge_labels = nx.draw_networkx_edge_labels(G, pos=nx.spring_layout(G))
 
     Also see the NetworkX drawing examples at
-    https://networkx.github.io/documentation/latest/auto_examples/index.html
+    https://networkx.org/documentation/latest/auto_examples/index.html
 
     See Also
     --------
diff --git a/networkx/release.py b/networkx/release.py
index 8a591e3e..9794716d 100644
--- a/networkx/release.py
+++ b/networkx/release.py
@@ -187,10 +187,10 @@ authors = {
 }
 maintainer = "NetworkX Developers"
 maintainer_email = "networkx-discuss@googlegroups.com"
-url = "http://networkx.github.io/"
+url = "https://networkx.org/"
 project_urls = {
     "Bug Tracker": "https://github.com/networkx/networkx/issues",
-    "Documentation": "https://networkx.github.io/documentation/stable/",
+    "Documentation": "https://networkx.org/documentation/stable/",
     "Source Code": "https://github.com/networkx/networkx",
 }
 platforms = ["Linux", "Mac OSX", "Windows", "Unix"]