diff --git a/.readthedocs.yaml b/.readthedocs.yaml
new file mode 100644
index 0000000000..5ae534d9f6
--- /dev/null
+++ b/.readthedocs.yaml
@@ -0,0 +1,16 @@
+version: 2
+
+python:
+  install:
+    - path: docs
+      extra_requirements:
+        - docs
+build:
+  os: ubuntu-22.04
+  apt_packages:
+    - doxygen
+    - graphviz
+  tools:
+    python: "3.11"
+sphinx:
+  configuration: docs/conf.py
diff --git a/Doxyfile b/Doxyfile
index 07b385ec10..a1143702be 100644
--- a/Doxyfile
+++ b/Doxyfile
@@ -57,7 +57,7 @@ PROJECT_BRIEF          = "Popular C++ unit testing framework"
 # entered, it will be relative to the location where doxygen was started. If
 # left blank the current directory will be used.
 
-OUTPUT_DIRECTORY       = docs/doxygen
+OUTPUT_DIRECTORY       = docs/build/doxygen
 
 # If the CREATE_SUBDIRS tag is set to YES then doxygen will create 4096 sub-
 # directories (in 2 levels) under the output directory of each output format and
@@ -1088,7 +1088,7 @@ IGNORE_PREFIX          =
 # If the GENERATE_HTML tag is set to YES, doxygen will generate HTML output
 # The default value is: YES.
 
-GENERATE_HTML          = YES
+GENERATE_HTML          = NO
 
 # The HTML_OUTPUT tag is used to specify where the HTML docs will be put. If a
 # relative path is entered the value of OUTPUT_DIRECTORY will be put in front of
@@ -1946,7 +1946,7 @@ MAN_LINKS              = NO
 # captures the structure of the code including all documentation.
 # The default value is: NO.
 
-GENERATE_XML           = NO
+GENERATE_XML           = YES
 
 # The XML_OUTPUT tag is used to specify where the XML pages will be put. If a
 # relative path is entered the value of OUTPUT_DIRECTORY will be put in front of
diff --git a/README.md b/README.md
index 3ea54a5d2c..b82c3e41ac 100644
--- a/README.md
+++ b/README.md
@@ -10,6 +10,7 @@
 [![Try online](https://img.shields.io/badge/try-online-blue.svg)](https://godbolt.org/z/EdoY15q9G)
 [![Join the chat in Discord: https://discord.gg/4CWS9zD](https://img.shields.io/badge/Discord-Chat!-brightgreen.svg)](https://discord.gg/4CWS9zD)
 
+<!-- SPHINX-START -->
 
 ## What is Catch2?
 
@@ -101,3 +102,5 @@ This documentation comprises these three parts:
 * For discussion or questions please use [our Discord](https://discord.gg/4CWS9zD)
 * See who else is using Catch2 in [Open Source Software](docs/opensource-users.md#top)
 or [commercially](docs/commercial-users.md#top).
+
+<!-- SPHINX-END -->
diff --git a/docs/.gitignore b/docs/.gitignore
new file mode 100644
index 0000000000..8b72120668
--- /dev/null
+++ b/docs/.gitignore
@@ -0,0 +1,9 @@
+### Python template
+build/
+eggs/
+.eggs/
+*.egg-info/
+*.egg
+
+# Sphinx documentation
+_build/
diff --git a/docs/conf.py b/docs/conf.py
new file mode 100644
index 0000000000..37d16f2f84
--- /dev/null
+++ b/docs/conf.py
@@ -0,0 +1,52 @@
+import os
+import subprocess
+
+from sphinx.application import Sphinx
+from pathlib import Path
+
+project = 'Catch2'
+copyright = '2023, Martin Hořeňovský'
+author = 'Martin Hořeňovský'
+
+extensions = [
+    "myst_parser",
+    "sphinx_design",
+    "sphinx_togglebutton",
+    "breathe",
+]
+
+templates_path = []
+exclude_patterns = [
+    'build',
+    '_build',
+    'Thumbs.db',
+    '.DS_Store',
+    "Readme.md",
+]
+source_suffix = [".md"]
+
+html_theme = 'furo'
+# html_static_path = ['_static']
+
+myst_enable_extensions = [
+    "tasklist",
+    "colon_fence",
+]
+
+breathe_projects = {
+    "Catch2": "build/doxygen/xml",
+}
+breathe_default_project = "Catch2"
+
+
+def generate_doxygen_xml(app: Sphinx):
+    """
+    Run the doxygen commands
+    """
+    os.chdir(Path(app.confdir).parent)
+    subprocess.run(["doxygen"])
+
+
+def setup(app: Sphinx):
+    # Add hook for building doxygen xml when needed
+    app.connect("builder-inited", generate_doxygen_xml)
diff --git a/docs/developer_api/index.md b/docs/developer_api/index.md
new file mode 100644
index 0000000000..3ee528ee41
--- /dev/null
+++ b/docs/developer_api/index.md
@@ -0,0 +1,10 @@
+# Developer's API
+
+This is a placeholder for all generated APIs.
+
+These should be organized using [doxygen groups](https://www.doxygen.nl/manual/grouping.html).
+
+## All APIs
+
+:::{doxygenindex}
+:::
diff --git a/docs/index.md b/docs/index.md
new file mode 100644
index 0000000000..d25d303aea
--- /dev/null
+++ b/docs/index.md
@@ -0,0 +1,22 @@
+# Catch2
+
+A modern, C++-native, test framework for unit-tests, TDD and BDD - using C++14, C++17 and later.
+
+:::{include} ../README.md
+---
+start-after: <!-- SPHINX-START -->
+end-before: <!-- SPHINX-END -->
+---
+:::
+
+## Contents
+
+:::{toctree}
+---
+maxdepth: 2
+titlesonly: true
+glob: true
+---
+developer_api/index
+/*
+:::
diff --git a/docs/pyproject.toml b/docs/pyproject.toml
new file mode 100644
index 0000000000..641cc5b3ca
--- /dev/null
+++ b/docs/pyproject.toml
@@ -0,0 +1,25 @@
+[build-system]
+requires = ["setuptools"]
+build-backend = "setuptools.build_meta"
+
+[project]
+name = "Catch2-dev"
+version = "0.0.0"
+description = "Development environment for Catch2"
+
+
+[project.optional-dependencies]
+docs = [
+    "sphinx >= 6.0",
+    "furo",
+    "sphinx-design",
+    "sphinx-togglebutton",
+    "myst-parser",
+    "breathe",
+]
+dev = [
+    "pre-commit",
+]
+
+[tool.setuptools]
+packages = []