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go-zero VS FastAPI

Compare go-zero VS FastAPI and see what are their differences

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go-zero logo go-zero

go-zero is a web and rpc framework written in Go.

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.
  • go-zero Landing page
    Landing page //
    2023-09-01
  • FastAPI Landing page
    Landing page //
    2023-05-14

go-zero features and specs

  • Performance
    go-zero is designed with a focus on high performance, utilizing techniques like zero-copy and efficient scheduling to optimize workloads.
  • Scalability
    The framework supports scalable microservices with features like built-in service discovery, load balancing, and fault tolerance.
  • Developer Productivity
    go-zero provides code generation tools and a structured design pattern that can significantly speed up the development process.
  • Rich Feature Set
    It includes a wide range of built-in features such as API gateways, distributed tracing, and rate limiting, reducing the need for third-party integrations.
  • Community and Support
    The project has an active community and comprehensive documentation, making it easier for developers to find support and resources.

Possible disadvantages of go-zero

  • Steep Learning Curve
    New developers might find go-zero challenging to learn due to its comprehensive and complex functionalities.
  • Dependency Management
    Managing dependencies and updates can become complicated, especially when utilizing many of the out-of-the-box features.
  • Customizability
    While go-zero provides many pre-built features, this can sometimes limit flexibility and make it challenging to implement custom solutions.
  • Maturity
    Being relatively new compared to other frameworks, go-zero might have fewer third-party integrations and extensions available.
  • Resource Intensity
    Despite its performance advantages, the extensive feature set can be resource-intensive, which might not be ideal for small-scale applications.

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 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

go-zero videos

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FastAPI videos

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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 go-zero and FastAPI)

go-zero

FastAPI

Developer Tools
6 6%
Developer Tools
94% 94
Web Frameworks
10 10%
Web Frameworks
90% 90
Open Source
100 100%
Open Source
0% 0
API Tools
0 0%
API Tools
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 go-zero and FastAPI

go-zero Reviews

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FastAPI Reviews

The 20 Best Laravel Alternatives for Web Development
FastAPI, as the name hints, is a swift mover. Built on Starlette, it’s all about speed and performance with Python. Crafting API masterpieces at the speed of light, now that’s something.
Source: tms-outsource.com
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/...
Source: www.stratascratch.com
Best Alternatives to FastAPI App Free for Windows (2021)
FastAPI Alternative – 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.
Source: alternativetoapp.com
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 businesses’ API needs in today’s evolving world.
Source: www.fissionlabs.com

Social recommendations and mentions

Based on our record, FastAPI seems to be a lot more popular than go-zero. While we know about 298 links to FastAPI, we've tracked only 12 mentions of go-zero. 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.

go-zero mentions (12)

  • Best Web Sever Framework?
    Maybe you can try https://github.com/zeromicro/go-zero, a different way to write your web applications. It generates the skeleton of your web apps. Source: over 2 years ago
  • What is the best microservices framework in Go?
    Easy to use with start with https://github.com/zeromicro/go-zero, cannot say about long term. Source: about 3 years ago
  • Show HN: Go-zero (a cloud-native microservice framework) is now two years old
    Today in two years ago, I submit my first commit of go-zero code to GitHub, and two years later, go-zero is now 19.7K stars and 2.9K forks. go-zero has been well known for lots of developers, adopted by many companies, and helped many developers to be hired by their favorite companies through learning go-zero source code. Looking forward to the third year, we will continue to bring more convenient and practical... - Source: Hacker News / about 3 years ago
  • How can I convert RESTful requests to gRPC requests in my gateway?
    I'm writing a simple gateway for go-zero, but I don't know what's the best practices on converting RESTful to gRPC requests. Source: over 3 years ago
  • Understanding and tuning parameters of connection pools
    When I was doing backend development and writing go-zero, I would often need to monitor network connections and analyze the request packets. For example. - Source: dev.to / over 3 years ago
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FastAPI mentions (298)

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What are some alternatives?

When comparing go-zero and FastAPI, you can also consider the following products

Adonis JS - AdonisJs is a Node.js web framework with breath of fresh air and drizzle of elegant syntax on top of it

Django - The Web framework for perfectionists with deadlines

Stellify - A Better Way for Artisans to Build Web Apps

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

celljs.org - A self-driving web app framework

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

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