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GTK VS FastAPI

Compare GTK VS FastAPI and see what are their differences

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GTK logo GTK

GTK+ is a multi-platform toolkit for creating graphical user interfaces.

FastAPI logo FastAPI

FastAPI is an Open Source, modern, fast (high-performance), web framework for building APIs with Python 3.6+ based on standard Python type hints.
  • GTK Landing page
    Landing page //
    2021-10-17
  • FastAPI Landing page
    Landing page //
    2023-05-14

GTK features and specs

  • Cross-Platform Compatibility
    GTK supports multiple platforms including Linux, Windows, and macOS, making it versatile for developing applications across different operating systems.
  • Rich Widget Set
    GTK provides a comprehensive set of widgets for GUIs, allowing developers to create complex and highly functional user interfaces.
  • Open Source
    Being open-source, GTK offers developers the ability to inspect, modify, and distribute their modifications, fostering a community of collaboration and innovation.
  • Language Bindings
    GTK supports multiple programming languages through various bindings, including C, Python, and JavaScript, thereby offering flexibility to developers.
  • Consistent Look and Feel
    GTK strives to maintain a consistent look and feel across applications and platforms, providing a unified user experience.

Possible disadvantages of GTK

  • Steep Learning Curve
    For beginners, GTK can present a steep learning curve due to its comprehensive nature and the depth of its APIs.
  • Performance Overhead
    GTK applications can sometimes exhibit performance issues, especially on less powerful hardware, due to the extensive features and capabilities it includes.
  • Limited Native Support on macOS
    Although GTK is cross-platform, native support and integration on macOS can be limited compared to its support on Linux and Windows.
  • Heavy Dependencies
    GTK applications often require a significant amount of dependencies, which can lead to larger application sizes and more complex installation processes.
  • Documentation Quality
    While GTK has extensive documentation, the quality and depth can sometimes be inconsistent, which may hinder learning and troubleshooting for developers.

FastAPI features and specs

  • High Performance
    Built on Starlette and Pydantic, FastAPI is one of the fastest frameworks for Python, providing high performance due to its asynchronous request handling.
  • Automatic Interactive API Documentation
    FastAPI automatically generates interactive API documentation via Swagger UI and ReDoc, which are very helpful for development and testing.
  • Type Checking and Validation
    With Pydantic models and Python type hints, FastAPI provides automatic data validation and type checking, reducing the chance of runtime errors.
  • Ease of Use
    Its syntax and design make it easy to learn for Python developers, offering a smooth development experience while reducing boilerplate code.
  • Asynchronous Support
    FastAPI supports asynchronous programming, allowing for better performance for I/O-bound operations, making it optimal for handling many simultaneous connections.
  • Extensive Documentation
    It has comprehensive and well-structured documentation, which is very useful for both beginners and advanced users.
  • Community and Ecosystem
    FastAPI has a growing community and ecosystem, with many plugins and integrations available to extend its functionality.

Possible disadvantages of FastAPI

  • Learning Curve for Asynchronous Programming
    Although FastAPI itself is easy to learn, grasping the concepts of asynchronous programming in Python can be challenging for beginners.
  • Complex Dependencies
    Using Pydantic for advanced validation can make the request models complex, requiring a deeper understanding of Pydantic and its functionalities.
  • Early Stage Libraries
    Some third-party libraries and extensions specifically tailored for FastAPI might still be in early stages of development and lack long-term stability.
  • Limited Real-World Examples
    Although the documentation is extensive, there might be limited real-world examples and case studies readily available compared to more mature frameworks.
  • Deployment Complexity
    Deploying FastAPI applications might be more complex in comparison to traditional synchronous frameworks, mainly due to the need for asynchronous server setups.

Analysis of GTK

Overall verdict

  • Yes, GTK is a good choice for developers looking to create cross-platform desktop applications. It is especially beneficial for those who prioritize open-source software and appreciate a well-documented, community-supported framework.

Why this product is good

  • GTK, which stands for GIMP Toolkit, is a highly versatile and widely-used open-source library for creating graphical user interfaces. It is praised for its ease of use, comprehensive documentation, and ability to produce visually appealing, native-looking interfaces across different operating systems. With a large community and a wealth of resources, GTK is continuously updated, ensuring it remains relevant for modern application development. Developers also appreciate its integration capabilities with various programming languages like C, C++, Python, and more.

Recommended for

  • Developers creating cross-platform desktop applications
  • Open-source software enthusiasts
  • Projects requiring consistent look and feel across different operating systems
  • Those seeking integration with programming languages like C, C++, and Python

Analysis of FastAPI

Overall verdict

  • FastAPI is widely regarded as a good choice, especially for applications that require high performance, scalability, and modern Python features. It is suitable for both simple and complex projects, making it a versatile tool in the web development ecosystem.

Why this product is good

  • FastAPI is a modern, fast (high-performance), web framework for building APIs with Python 3.7+ based on standard Python type hints. It is built on top of Starlette for web framework capabilities and Pydantic for data validation and settings management. FastAPI is known for its excellent performance, automatic generation of interactive API documentation (with Swagger and Redoc), and support for asynchronous programming. Developers appreciate its ease of use, detailed documentation, and helpful error messages.

Recommended for

  • Developers building RESTful APIs
  • Teams looking for a high-performance ASGI-based web framework
  • Projects that require asynchronous programming capabilities
  • Applications needing automatic generation of interactive API documentation
  • Python developers who prefer utilizing type hints for code clarity and validation

GTK videos

GTK4 Is Here: Why You Should Even Care

FastAPI videos

FastAPI from the ground up

More videos:

  • Tutorial - 30 Days of Python - Day 14 - Web App with Flask, FastAPI, ngrok, and Invictify - Python TUTORIAL
  • Review - [PT] Python - API com FastAPI - Chat | twitch.tv/codeshow

Category Popularity

0-100% (relative to GTK and FastAPI)
Development Tools
100 100%
0% 0
Developer Tools
8 8%
92% 92
Rapid Application Development
API Tools
0 0%
100% 100

User comments

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Reviews

These are some of the external sources and on-site user reviews we've used to compare GTK and FastAPI

GTK Reviews

Best GUI frameworks for Go
The go-gtk package is a Go binding for the GTK toolkit. The package enables Go developers to use the GTK library in Go with similar features as the GTK library. The package is performant, well-documented, and actively maintained. The go-gtk package depends on the GTK library to function, and youโ€™ll need to have GTK installed on your machine to build GUI applications in Go....

FastAPI Reviews

  1. Kurslog team
    ยท Working at Kurslog ยท

    When our backend team needs to build services for data parsing, aggregators, or high-load APIs, FastAPI is our absolute go-to choice. It completely lives up to its name-development speed is outstanding.

    The combination of Pydantic for data validation and built-in async support keeps our shared codebase clean, strictly typed, and reliable. But the biggest highlight for our cross-functional team is the automatic generation of interactive OpenAPI (Swagger) documentation. Our frontend and mobile developers no longer have to wait for backend engineers to manually update API docs; everything stays perfectly in sync automatically. It has drastically improved our team's communication and delivery speed.

    ๐Ÿ Competitors: Django, Flask, ExpressJS, Nest.js, Spring Boot
    ๐Ÿ‘ Pros:    Blazing fast performance (on par with nodejs and go)|Native asynchronous support out of the box|Automatic, interactive documentation generation (swagger/redoc)|Strict typing and data validation with pydantic
    ๐Ÿ‘Ž Cons:    Smaller plug-and-play ecosystem compared to older frameworks like django|Requires our architects to design the project structure and directory layout from scratch

The 20 Best Laravel Alternatives for Web Development
FastAPI, as the name hints, is a swift mover. Built on Starlette, itโ€™s all about speed and performance with Python. Crafting API masterpieces at the speed of light, now thatโ€™s something.
25 Python Frameworks to Master
Since its release in 2018, it has rapidly gained popularity due to its great performance and simplicity. In fact, according to PyPi Stats, FastAPI has over 9 million monthly downloads, surpassing even full-stack frameworks like Django.
Source: kinsta.com
3 Web Frameworks to Use With Python
myapp/ is the main directory of your FastAPI application. It includes all the other files and directories needed for the application.static/ is a directory used to store static assets such as CSS, JavaScript, and image files. These assets are served directly by the web server and are typically used to add visual styling and interactivity to the application.css/, img/, js/...
Best Alternatives to FastAPI App Free for Windows (2021)
FastAPI Alternative โ€“ So many alternatives app to FastAPI that you must to know out there. And, looking for an ideal software was not easy matter. Lucky you, at this page you can find the best replacement app for FastAPI. So what you are waiting for, get the latest FastAPI alternative app for Windows 10 from this page.
Top 5 Back-End Frameworks to Consider for Web Development in 2021
FastAPI is a modern, fast (high-performance), web framework for building APIs with Python 3.6+ based on standard Python type hints. It is fast when compared to other major Python frameworks like Flask and Django. FastAPI gives great flexibility to fulfill businessesโ€™ API needs in todayโ€™s evolving world.

Social recommendations and mentions

Based on our record, FastAPI seems to be a lot more popular than GTK. While we know about 311 links to FastAPI, we've tracked only 6 mentions of GTK. 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.

GTK mentions (6)

  • What GNOME needs to progress faster? (More contributors, money, better docs etc.)
    Wha? An example of a barebones GTK JavaScript app is right there on the front page. One click on the bindings link, will send you to the official GNOME-hosted GitLab repo for gjs, which in-turn, has links to official API documentation. Source: almost 4 years ago
  • GTK 4 & JavaScript - how to start?
    I think what is lacking is a kind of introduction similar to what you have written in your post now. Myself, I am totally new to GTK. I come as a user of Gnome. All I knew until today was that to develop applications for Gnome, preferably I should use something called GTK. And I heard so much about the recent version that came out - GTK 4. So I started to look for a Getting Started tutorial for GTK 4, to build... Source: about 4 years ago
  • GTK 4 & JavaScript - how to start?
    BTW, I think the GTK team should really step up their game in terms of how to encourage new people into their ecosystem. Seeing that windows screenshot in the official tutorial makes me think I'm dealing with some old technology. Also, the official gtk.org has two separate tutorials that show very similar applications being built. Source: about 4 years ago
  • CTA: We need Web Developers to Contribute to GNOME!
    Faces of GNOME Faces of GNOME is an initiative to create something similar to People of Mozilla / Mozillians which is a directory of active, current or past GNOME Contributors. Faces of GNOME (Current Demo HERE) aims to give a space for every GNOME Contributor, GNOME Foundation Member and more. It is being designed to showcase the list of current Maintainers, People that spoke at GNOME Conferences/Events, GNOME... Source: over 4 years ago
  • Software Engineering student looking to get started developing apps on the pinephone
    My advice is to basically learn how to write GTK apps using Python. Source: almost 5 years ago
View more

FastAPI mentions (311)

  • Shipping Sovereign SDK: Cryptographic Forensic Receipts and the End of the AI "Prose Tax"
    The Sovereign SDK is a Python-native framework designed to minimize prose overhead while generating ironclad, cryptographic execution receipts for AI agents, complete with drop-in FastAPI/Starlette ASGI middleware. - Source: dev.to / about 2 months ago
  • 5-Minute AI Jobs and Closed Tabs โ€” Why We Built Replay-Then-Tail SSE
    We had a feature in production where a single user request could run for five-plus minutes โ€” fetch documents, chunk them, hit an LLM per chunk, synthesize a final answer. We did the obvious thing first: a FastAPI handler that ran the pipeline and streamed progress back to the browser over Server-Sent Events. - Source: dev.to / 3 months ago
  • FastAPI With LangChain and MongoDB
    FastAPI is a Python framework for building APIs quickly, efficiently, and with very little code. - Source: dev.to / 3 months ago
  • I Built A " CrowdSense AI " : A Scalable, Context-Aware Platform for Smart Stadiums
    Backend: Python-based FastAPI for its asynchronous I/O capabilities and rapid JSON serialization. - Source: dev.to / 3 months ago
  • Async PyMongo in FastAPI
    FastAPI is a high-performance web framework that is production-ready and designed for building APIs in python, with roots embedded in asynchronous programming. It embraces Pythonโ€™s asyncio model as its core principle rather than treating it as optional. This design choice gives FastAPI leverage for I/O bound workloads such as db access, external API calls and real-time data streaming. - Source: dev.to / 3 months ago
View more

What are some alternatives?

When comparing GTK and FastAPI, you can also consider the following products

wxWidgets - wxWidgets: Cross-Platform GUI Library

Flask - a microframework for Python based on Werkzeug, Jinja 2 and good intentions.

Qt - Powerful, flexible and easy to use, Qt will help you not only meet your tight deadline, but also reduce the maintainable code by an astonishing percentage.

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

PyQt - Riverbank | Software | PyQt | What is PyQt?

Django - The Web framework for perfectionists with deadlines