Software Alternatives, Accelerators & Startups

ASP.NET Core VS Flask

Compare ASP.NET Core VS Flask and see what are their differences

ASP.NET Core logo ASP.NET Core

With ASP.

Flask logo Flask

a microframework for Python based on Werkzeug, Jinja 2 and good intentions.
  • ASP.NET Core Landing page
    Landing page //
    2023-08-18
  • Flask Landing page
    Landing page //
    2023-07-24

ASP.NET Core features and specs

  • Cross-Platform Support
    ASP.NET Core is a cross-platform framework, which means you can run your applications on Windows, macOS, and Linux. This flexibility allows developers to target a wider range of environments without being locked into a single operating system.
  • High Performance
    ASP.NET Core is known for its high performance, being built from the ground up to optimize speed and scalability. It uses a modular framework architecture and supports asynchronous programming, making it suitable for modern, high-traffic applications.
  • Unified MVC and Web API Frameworks
    In ASP.NET Core, MVC and Web API frameworks are unified into a single framework, simplifying the development model for building web and API-based applications.
  • Dependency Injection
    Built-in support for dependency injection simplifies the management of dependencies across the application, promoting cleaner architecture and testability.
  • Open Source and Community Support
    ASP.NET Core is open source and has a strong community around it. This means that developers have access to the source code and can contribute to its development. It also benefits from continuous improvements driven by community feedback.
  • Cloud Integration
    ASP.NET Core is designed with cloud deployment in mind, providing features and templates for streamlined integration with cloud platforms such as Azure.

Possible disadvantages of ASP.NET Core

  • Learning Curve
    While powerful, ASP.NET Core can have a steep learning curve for developers new to the framework or web development in general, due to its comprehensive set of features and tools.
  • Maturity of Third-Party Libraries
    Compared to the .NET Framework, some third-party libraries may not be fully mature or offer as many features, given that ASP.NET Core is a more recent platform.
  • Frequent Updates
    ASP.NET Core has a fast release cycle, which can be challenging for developers to keep up with. Frequent updates can mean regular changes to the framework that might require adjustments in application code.
  • Limited Windows-Specific Technology Support
    Some Windows-specific technologies and libraries might have limited or no support in ASP.NET Core, which can be a disadvantage for applications heavily reliant on those technologies.

Flask features and specs

  • Simplicity
    Flask is a micro-framework, meaning it is lightweight, easy to understand, and simple to use. It requires minimal setup to get a web application up and running.
  • Flexibility
    Flask provides flexibility and control over the application's architecture, allowing developers to choose the components they need and avoid unnecessary bloat.
  • Extensibility
    Flask supports various extensions to add capabilities like database integration, form validation, and authentication without compromising its core simplicity.
  • Documentation
    Flask has comprehensive and well-organized documentation, making it easier for developers to learn and implement features effectively.
  • Community
    Flask has a large and active community, providing ample resources like tutorials, code snippets, and third-party libraries that can help speed up development.
  • Testing
    Flask is designed to be unit tested easily, allowing developers to test their applications and ensure reliability.

Possible disadvantages of Flask

  • Scalability
    Flask may not be as scalable as some other frameworks for very large applications due to its minimalist design and lack of built-in features.
  • Boilerplate Code
    Since Flask requires you to integrate and configure many components manually, codebases in Flask can sometimes contain a lot of boilerplate code.
  • Opinionated Architecture
    While Flask provides flexibility, it also means there are fewer conventions. Developers must make more architectural decisions, which can be challenging for large team collaboration.
  • Limited Tools
    Compared to more comprehensive frameworks, Flask offers fewer built-in tools and features, which may necessitate additional plugins or custom implementations.
  • Learning Curve for Complex Applications
    While Flask is easy to learn for simple applications, it can become complex to manage as the application grows, requiring a good understanding of design patterns and software architecture.

ASP.NET Core videos

Intro to ASP.NET Core Razor Pages - From Start to Published

Flask videos

Built To Last A Life Time - Ragproper Modern Glass Flask Review

More videos:

  • Review - The Hip Flask Guide - Gentleman's Gazette
  • Review - 10 Best Flasks 2019

Category Popularity

0-100% (relative to ASP.NET Core and Flask)
Web Frameworks
21 21%
79% 79
Developer Tools
21 21%
79% 79
Python Web Framework
17 17%
83% 83
Backend Framework
100 100%
0% 0

User comments

Share your experience with using ASP.NET Core and Flask. For example, how are they different and which one is better?
Log in or Post with

Reviews

These are some of the external sources and on-site user reviews we've used to compare ASP.NET Core and Flask

ASP.NET Core Reviews

Top 5 Flutter Alternatives for Cross-Platform Development
As for performance, both ASP.NET and Flutter perform really well. For ASP.NET Core, it’s partly due to the lightweight and efficient Kestrel web server. Flutter’s speed is thanks to the Dart VM and Ahead-of-Time (AOT) compilation.
Source: www.miquido.com
Exploring 15 Powerful Flutter Alternatives
ASP.NET Core is an open-source and cross-platform framework for building modern cloud-enabled web apps on Windows, Mac, and Linux. One unique capability ASP.NET Core introduces relates to scalability. The framework provides native integration with cloud platforms like Azure that allow web apps to scale up or out to potentially even millions of users with no code...

Flask Reviews

The 20 Best Laravel Alternatives for Web Development
Flask is the micro that’s got your back without trying to run the show. It comes with the essentials but trusts you to pick your tools — no baggage attached, truly Pythonic at heart.
Top 9 best Frameworks for web development
The best frameworks for web development include React, Angular, Vue.js, Django, Spring, Laravel, Ruby on Rails, Flask and Express.js. Each of these frameworks has its own advantages and distinctive features, so it is important to choose the framework that best suits the needs of your project.
Source: www.kiwop.com
25 Python Frameworks to Master
You’ll also have access to some extension packages like Flask-RESTful, which adds support for building powerful REST APIs, and Flask-SQLAlchemy, a convenient way to use SQLAlchemy in your flask app.
Source: kinsta.com
3 Web Frameworks to Use With Python
Flask is a micro web framework for building web applications with Python. Here is the official web page of Flask.
Top 10 Phoenix Framework Alternatives
Flask is a micro-framework, i.e., it does not bundle tools and libraries and instead uses third party libraries to deliver functionalities.

Social recommendations and mentions

Based on our record, Flask should be more popular than ASP.NET Core. It has been mentiond 42 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.

ASP.NET Core mentions (5)

  • The Case For Go Backends
    However, usage of a C# framework like ASP .NET Core or a Java framework like OfficeFloor are more than capable in the right hands. The key is to understand the tradeoffs of each language and framework, and to choose the right tool for the job. - Source: dev.to / about 2 years ago
  • Exploring Xperience By Kentico: Introductions
    The administration UI is now built on React and ASP.NET Core which means it's fast 🚀! - Source: dev.to / over 2 years ago
  • Trying to learn ASP.NET core, but confused by the documentation
    Per https://dotnet.microsoft.com/en-us/learn/aspnet/what-is-aspnet-core, "ASP.NET Core is the open-source version of ASP.NET, that runs on macOS, Linux, and Windows. ASP.NET Core was first released in 2016 and is a re-design of earlier Windows-only versions of ASP.NET.". Source: over 2 years ago
  • How can I convince my boss not to use Windows Server?
    But how about you both get your wishes: ASP.NET Core? Use a Linux server - with which you are familiar with, to host the live/production version. And the web application itself can be locally developed and tested in ASP.NET on a Windows server, which is what your boss wants? Source: over 3 years ago
  • 3 Different Hosting Models in Blazor
    Let’s remember that ASP.NET Core is cross-platform and can run practically anywhere. If you find yourself using C # for all your development, this is probably the best scenario for you to use anyway. With it, you can deploy your web application, which would also contain your Blazor Wasm assets in the same location. - Source: dev.to / about 4 years ago

Flask mentions (42)

  • PSET 9 Finance - What is "disable response caching" and the function they ask to notice
    "After configuring Flask, notice how this file disables caching of responses (provided you’re in debugging mode, which you are by default in your code50 codespace), lest you make a change to some file but your browser not notice. ". Source: about 2 years ago
  • How to Send an Email in Python
    Flask, which offers a simple interface for email sending— Flask Mail. (Check here how to send emails with Flask). - Source: dev.to / over 2 years ago
  • Plotting Bookmarks with Flask, Matplotlib, and OAuth 2.0
    Lang="en"> Plot Bookmarks!{% block title %}{% endblock %} rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.2.1/css/bootstrap.min.css" /> class="container"> Plot Bookmarks by Date {% block containercontent %}{% endblock %} /> class="footer"> class="text-muted"> >This is a... - Source: dev.to / almost 3 years ago
  • Determining what version of Flask is installed
    What's the easiest way to determine which version of Flask is installed? Source: about 3 years ago
  • What is the point of uWSGI?
    I'm looking at the WSGI specification and I'm trying to figure out how servers like uWSGI fit into the picture. I understand the point of the WSGI spec is to separate web servers like nginx from web applications like something you'd write using Flask. What I don't understand is what uWSGI is for. Why can't nginx directly call my Flask application? Can't flask speak WSGI directly to it? Why does uWSGI need to get... Source: about 3 years ago
View more

What are some alternatives?

When comparing ASP.NET Core and Flask, you can also consider the following products

Django - The Web framework for perfectionists with deadlines

ASP.NET - ASP.NET is a free web framework for building great Web sites and Web applications using HTML, CSS and JavaScript.

Laravel - A PHP Framework For Web Artisans

Ruby on Rails - Ruby on Rails is an open source full-stack web application framework for the Ruby programming...

CodeBehind Framework - CodeBehind is a new framework based on .NET Core version 7.0. The CodeBehind framework inherits all the features of .NET Core and gives it more simplicity and flexibility. CodeBehind framework is owned by Elanat.

ExpressJS - Sinatra inspired web development framework for node.js -- insanely fast, flexible, and simple