diff --git a/.codacy.yaml b/.codacy.yaml
new file mode 100644
index 0000000..257735d
--- /dev/null
+++ b/.codacy.yaml
@@ -0,0 +1,4 @@
+---
+exclude_paths:
+  - "example_config/**"
+  - "docs/source/**"
diff --git a/pylintrc b/pylintrc
new file mode 100644
index 0000000..96c33b3
--- /dev/null
+++ b/pylintrc
@@ -0,0 +1,22 @@
+[FORMAT]
+max-line-length=120
+
+
+[BASIC]
+# Good variable names which should always be accepted, separated by a comma.
+good-names=i,
+           j,
+           k,
+           e,
+           ex,
+           extra,
+           f,
+           fd,
+           fp,
+           logger,
+           Run,
+           q,
+           s,
+           x,
+           y,
+           _
diff --git a/pyproject.toml b/pyproject.toml
new file mode 100644
index 0000000..b8b5480
--- /dev/null
+++ b/pyproject.toml
@@ -0,0 +1,61 @@
+[build-system]
+requires = ["setuptools>=61.0"]
+build-backend = "setuptools.build_meta"
+
+[project]
+name = "digimarks"
+version = "1.1.99"
+authors = [
+    {name = "Michiel Scholten", email = "michiel@diginaut.net"},
+]
+description='Simple bookmarking service, using a SQLite database to store bookmarks, supporting tags, automatic title fetching and REST API calls.'
+readme = "README.rst"
+requires-python = ">=3.7"
+keywords = ["bookmarks", "api"]
+license = {text = "Apache"}
+classifiers = [
+    "Framework :: FastAPI",
+    "Programming Language :: Python :: 3",
+    "License :: OSI Approved :: Apache Software License",
+]
+dependencies = [
+    "importlib-metadata; python_version<'3.8'",
+    "fastapi[all]",
+    "pydantic>2.0",
+    "requests",
+    "strictyaml",
+    "gitpython",
+    "rq"
+]
+# dynamic = ["version"]
+
+[project.scripts]
+my-script = "digimarks:app"
+
+[project.urls]
+"Homepage" = "https://github.com/aquatix/digimarks"
+"Bug Tracker" = "https://github.com/aquatix/digimarks/issues"
+
+[tool.ruff]
+exclude = [
+    ".git",
+    "__pycache__",
+    "docs/source/conf.py",
+    "build",
+    "dist",
+    "example_config/gunicorn_digimarks_conf.py",
+    "example_config/rq_settings.example.py",
+    "example_config/settings.py",
+]
+ignore = ["D203"]
+line-length = 120
+select = [
+    "C9",
+    "D",
+    "E",
+    "F",
+    "W",
+]
+
+[tool.ruff.mccabe]
+max-complexity = 10
diff --git a/setup.py b/setup.py
index 15cfe2a..46d660b 100644
--- a/setup.py
+++ b/setup.py
@@ -1,43 +1,7 @@
-"""
-A setuptools based setup module.
-See:
-https://packaging.python.org/en/latest/distributing.html
-https://github.com/pypa/sampleproject
-"""
+#!/usr/bin/env python
+"""Install script for module installation. Compatibility stub because pyproject.toml is used."""
 
-from setuptools import setup
-# To use a consistent encoding
-from codecs import open as codecopen
-from os import path
+import setuptools
 
-here = path.abspath(path.dirname(__file__))
-
-# Get the long description from the relevant file
-with codecopen(path.join(here, 'README.rst'), encoding='utf-8') as f:
-    long_description = f.read()
-
-setup(
-    name='digimarks', # pip install digimarks
-    description='Simple bookmarking service, using a SQLite database to store bookmarks, supporting tags, automatic title fetching and REST API calls.',
-    #long_description=open('README.md', 'rt').read(),
-    long_description=long_description,
-
-    # version
-    # third part for minor release
-    # second when api changes
-    # first when it becomes stable someday
-    version='1.1.99',
-    author='Michiel Scholten',
-    author_email='michiel@diginaut.net',
-
-    url='https://github.com/aquatix/digimarks',
-    license='Apache',
-
-    # as a practice no need to hard code version unless you know program wont
-    # work unless the specific versions are used
-    install_requires=['Flask', 'Peewee', 'Flask-Peewee', 'requests', 'bs4'],
-
-    py_modules=['digimarks'],
-
-    zip_safe=True,
-)
+if __name__ == "__main__":
+    setuptools.setup()
diff --git a/src/digimarks/__init__.py b/src/digimarks/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/digimarks.py b/src/digimarks/main.py
similarity index 100%
rename from digimarks.py
rename to src/digimarks/main.py
diff --git a/tox.ini b/tox.ini
new file mode 100644
index 0000000..09b8ad8
--- /dev/null
+++ b/tox.ini
@@ -0,0 +1,21 @@
+[flake8]
+ignore = D203, W503
+exclude =
+    .git,
+    __pycache__,
+    docs/source/conf.py,
+    build,
+    dist,
+    example_config/gunicorn_webhaak_conf.py,
+    example_config/rq_settings.example.py,
+    example_config/settings.py,
+max-line-length = 120
+max-complexity = 10
+
+[pycodestyle]
+max_line_length = 120
+ignore = E501, W503
+
+[isort]
+line_length = 120
+multi_line_output = 3
diff --git a/wsgi.py b/wsgi.py
deleted file mode 100644
index 93d4c89..0000000
--- a/wsgi.py
+++ /dev/null
@@ -1,16 +0,0 @@
-# Activate virtualenv
-import settings
-activate_this = getattr(settings, 'VENV', None)
-# FIXME: python 2 *and* python 3 compatibility
-# Python 2
-#if activate_this:
-#    execfile(activate_this, dict(__file__=activate_this))
-# Python 3
-with open(activate_this) as file_:
-    exec(file_.read(), dict(__file__=activate_this))
-
-from digimarks import app as application
-
-if __name__ == "__main__":
-    # application is ran standalone
-    application.run(debug=settings.DEBUG)