An Overview of Popular Python Web Frameworks

To date, every IT engineer and developer needs to understand the power and capabilities of Python. This article assumes the reader has basic programming skills and is looking for deeper exploration of Python web frameworks.

Web development frameworks are a set of tools and resources that help developers build and manage websites, web services, and web applications, abstracting common tasks and promoting code reuse.

Using a web framework makes development faster, more efficient, and often cheaper, while also benefiting from community‑driven security testing and robust configuration systems.

Below are several widely used Python web frameworks, their benefits, and why you might choose them.

CherryPy is one of the oldest, stable, and fast frameworks. It lets developers build web applications in the same object‑oriented style as any other Python program, resulting in smaller source code and rapid development.

Runs on Python 2.7+, 3.5+, Jython, Android, and PyPy

Built‑in coverage, analysis, and testing support

Easy to run multiple HTTP servers simultaneously

Powerful configuration system for developers and deployers

Flexible plugin architecture

Tornado is an asynchronous networking library and framework that excels at handling many concurrent connections, making it ideal for polling applications and other use‑cases requiring numerous open connections.

High‑performance

Well‑suited for HTTP + JSON services as a lightweight framework

Source code is small and easy to read

Provides a non‑blocking HTTP client

BIK is a simple, lightweight, fast micro‑web framework distributed as a single‑file module with no dependencies beyond the Python standard library, enabling rapid development of web applications.

Includes a built‑in HTTP server

Allows access to form data, cookies, file uploads, headers, and other HTTP metadata

Runs as a single file on Python 2.5x and 3.5x

Flask is a micro‑framework best suited for simple and small projects. Built on Jinja 2 and Werkzeug, it provides a solid foundation for powerful web applications.

Includes a development debugger and server

Extensive documentation

Support for secure cookies

Unicode‑aware

Integrated unit‑testing support

Cuicweb (referred to as “立体网”) is an open‑source, semantic Python web framework that encourages engineers to reuse components (called 3D shapes) and follow strict project‑environment standards, improving reusability, quality, and productivity.

Supports OWL (Web Ontology Language) and RDF (Resource Description Framework)

Provides a robust security workflow

As web applications become more prevalent, the demand for suitable frameworks grows. Choose the framework that best matches your business requirements and development goals.