diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
new file mode 100644
index 0000000..5c0a4c6
--- /dev/null
+++ b/.pre-commit-config.yaml
@@ -0,0 +1,24 @@
+default_stages: [push, commit]
+repos:
+  - repo: https://github.com/pre-commit/pre-commit-hooks
+    rev: v3.4.0
+    hooks:
+    - id: trailing-whitespace
+      exclude: '^.*\.(csv|tsv|json|svg)'
+    - id: end-of-file-fixer
+      exclude: '^.*\.(csv|tsv|json|svg)'
+    - id: check-yaml
+
+  - repo: local
+    hooks:
+    - id: black
+      name: "Python: Black formatter"
+      entry: poetry run black --check
+      language: system
+      types: [python]
+
+    - id: ruff
+      name: "Python: Ruff linter"
+      entry: poetry run ruff check
+      language: system
+      types: [python]
diff --git a/LICENSE b/LICENSE
new file mode 100644
index 0000000..c991e6f
--- /dev/null
+++ b/LICENSE
@@ -0,0 +1,19 @@
+Copyright 2023 BigDigData s.r.o.
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
diff --git a/pyproject.toml b/pyproject.toml
index f713e32..9f59b29 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -32,6 +32,14 @@ name = "django-ntfy"
 version = "0.1.0"
 description = "Django's email backend which is used to send messages to ntfy.sh"
 authors = ["Stepan Henek <stepan@bigdigdata.com>"]
+license = "MIT"
+classifiers = [
+	"Programming Language :: Python :: 3",
+	"Framework :: Django",
+	"Topic :: Software Development :: Libraries",
+	"License :: OSI Approved :: MIT License",
+]
+keywords = ["ntfy", "email backend"]
 readme = "README.md"
 
 [tool.poetry.dependencies]