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Flask

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Last updated on

Company health

Employee growth
No change in the last year

Ratings

G2
4.5/5
(45)

Flask description

It seems you've submitted a link to a logistics company, not the Flask web framework. Flask is a tool that helps developers build websites and web applications quickly. It's known for being lightweight and easy to get started with, making it popular for smaller projects and startups.


Who is Flask best for

Flask is a lightweight web framework perfect for small to medium-sized businesses, especially in e-commerce or software development. Users love its simplicity and minimal setup, making it easy to build web apps and APIs quickly. However, some find it unsuitable for complex projects due to its reliance on extensions and limited concurrency.

  • Ideal for small to medium-sized software companies.

  • Best for E-commerce and Software/IT companies.


Flask features

Supported

Flask uses Jinja2 templates, which support built-in tags for looping and conditional statements.

Supported

Flask supports forms via the Flask-WTF extension.

Supported

Flask uses decorators to map URLs to views, supporting variable and dynamic routing.

Supported

Flask supports template filters, including built-in and custom filters.

Supported

Flask has built-in session management using a session object and signed cookies.

Supported

Custom template tags are supported via Jinja2 integration.

Supported

Flask supports template inheritance using the Jinja2 templating engine.


Flask reviews

We've summarised 45 Flask reviews (Flask G2 reviews) and summarised the main points below.

Pros of Flask
  • Simplicity and ease of use for small web apps and APIs.
  • Lightweight and minimal boilerplate code.
  • Flexible and modular design.
  • Easy integration with other Python libraries.
  • Quick setup and deployment.
Cons of Flask
  • Lacks built-in features, increasing reliance on third-party libraries.
  • Not suitable for large, complex applications.
  • Limited concurrency, handling only one request at a time.
  • Difficult linting and dynamic analysis with extensions.
  • Mediocre documentation.

Flask pricing

See the Flask pricing page.

  • Flask has a free plan.


Flask alternatives

  • Logo of Django
    flask vs Django
    Python web framework for fast, secure, and scalable websites.
    Read more
  • Logo of CodeIgniter
    CodeIgniter
    PHP framework: build dynamic websites fast, simple, and secure.
    Read more
  • Logo of Symfony
    Symfony
    Robust PHP framework for building scalable and maintainable web apps.
    Read more
  • Logo of Laravel
    Laravel
    Elegant PHP framework for building robust web applications.
    Read more
  • Logo of Express.js
    Express.js
    Fast, unopinionated web framework for Node.js. Simplifies building web apps and APIs.
    Read more
  • Logo of PHPixie
    PHPixie
    A high-performance PHP framework, now seemingly inactive.
    Read more

Flask FAQ

  • What is Flask and what does Flask do?

    Flask is a lightweight Python web framework known for its simplicity and flexibility. It's ideal for smaller projects, startups, and building web applications and APIs due to its minimal setup and ease of use. It is particularly well-suited for Ecommerce and Software/IT/Telecommunications companies.

  • How does Flask integrate with other tools?

    Flask integrates seamlessly with various Python libraries and tools, enhancing its capabilities. Its flexible design facilitates extensions for databases, templating, and more, making it adaptable to diverse project needs.

  • What the main competitors of Flask?

    Top Flask alternatives include Django for robust, full-featured applications, and CodeIgniter for a balance of simplicity and power. Other options like Pyramid and Bottle offer varying levels of control and complexity for different project needs.

  • Is Flask legit?

    Yes, Flask is a legitimate and safe web framework. It's popular for its simplicity and ease of use, making it a good choice for smaller projects, especially for web apps and APIs. However, it may not be suitable for large, complex applications.

  • How much does Flask cost?

    Flask is a free and open-source web framework. Therefore, there is no cost associated with using it. Whether it's worth it depends on your specific project needs and if its features align with them.

  • Is Flask customer service good?

    There is no information available about Flask's customer service. However, users appreciate its simplicity, minimal code, flexibility, easy integration with other Python libraries, and quick setup. Some find it unsuitable for complex applications and requiring third-party libraries for additional features.


Reviewed by

MK
Michal Kaczor
CEO at Gralio

Michal has worked at startups for many years and writes about topics relating to software selection and IT management. As a former consultant for Bain, a business advisory company, he also knows how to understand needs of any business and find solutions to its problems.

TT
Tymon Terlikiewicz
CTO at Gralio

Tymon is a seasoned CTO who loves finding the perfect tools for any task. He recently headed up the tech department at Batmaid, a well-known Swiss company, where he managed about 60 software purchases, including CX, HR, Payroll, Marketing automation and various developer tools.

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