---
title: "API Reference"
version: 4.0
locale: pl
source: https://docs.djangoproject.com/pl/4.0/ref/
canonical: https://djangodocs.dev/pl/4.0/ref/
---
# API Reference

- [Applications](/pl/4.0/ref/applications/)
- [System check framework](/pl/4.0/ref/checks/)
- [Built-in class-based views API](/pl/4.0/ref/class-based-views/)
- [Clickjacking Protection](/pl/4.0/ref/clickjacking/)
- [`contrib` packages](/pl/4.0/ref/contrib/)
- [Cross Site Request Forgery protection](/pl/4.0/ref/csrf/)
- [Databases](/pl/4.0/ref/databases/)
- [`django-admin` and `manage.py`](/pl/4.0/ref/django-admin/)
- [Running management commands from your code](/pl/4.0/ref/django-admin/#running-management-commands-from-your-code)
- [Django Exceptions](/pl/4.0/ref/exceptions/)
- [File handling](/pl/4.0/ref/files/)
- [Forms](/pl/4.0/ref/forms/)
- [Logging](/pl/4.0/ref/logging/)
- [Middleware](/pl/4.0/ref/middleware/)
- [Migration Operations](/pl/4.0/ref/migration-operations/)
- [Models](/pl/4.0/ref/models/)
- [Paginator](/pl/4.0/ref/paginator/)
- [Request and response objects](/pl/4.0/ref/request-response/)
- [`SchemaEditor`](/pl/4.0/ref/schema-editor/)
- [Settings](/pl/4.0/ref/settings/)
- [Signals](/pl/4.0/ref/signals/)
- [Templates](/pl/4.0/ref/templates/)
- [`TemplateResponse` and `SimpleTemplateResponse`](/pl/4.0/ref/template-response/)
- [Unicode data](/pl/4.0/ref/unicode/)
- [`django.urls` utility functions](/pl/4.0/ref/urlresolvers/)
- [`django.urls` functions for use in URLconfs](/pl/4.0/ref/urls/)
- [`django.conf.urls` functions for use in URLconfs](/pl/4.0/ref/urls/#module-django.conf.urls)
- [Django Utils](/pl/4.0/ref/utils/)
- [Validators](/pl/4.0/ref/validators/)
- [Built-in Views](/pl/4.0/ref/views/)