fastapi
FastAPI framework, high performance, easy to learn, fast to code, ready for production (by fastapi)
swagger-ui
Swagger UI is a collection of HTML, JavaScript, and CSS assets that dynamically generate beautiful documentation from a Swagger-compliant API. (by swagger-api)
fastapi | swagger-ui | |
---|---|---|
549 | 157 | |
86,038 | 27,457 | |
2.6% | 0.5% | |
9.8 | 9.3 | |
6 days ago | 2 days ago | |
Python | JavaScript | |
MIT License | Apache License 2.0 |
The number of mentions indicates the total number of mentions that we've tracked plus the number of user suggested alternatives.
Stars - the number of stars that a project has on GitHub. Growth - month over month growth in stars.
Activity is a relative number indicating how actively a project is being developed. Recent commits have higher weight than older ones.
For example, an activity of 9.0 indicates that a project is amongst the top 10% of the most actively developed projects that we are tracking.
Stars - the number of stars that a project has on GitHub. Growth - month over month growth in stars.
Activity is a relative number indicating how actively a project is being developed. Recent commits have higher weight than older ones.
For example, an activity of 9.0 indicates that a project is amongst the top 10% of the most actively developed projects that we are tracking.
fastapi
Posts with mentions or reviews of fastapi.
We have used some of these posts to build our list of alternatives
and similar projects. The last one was on 2025-06-01.
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Getting Started with FastAPI: A Beginner’s Guide Using Python 🐍
Official FastAPI Docs
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How to build image search with semantic understanding
FastAPI is a modern, fast (high-performance), web framework for building APIs with Python 3.7+ based on standard Python type hints. We use it to build the web API for the image search.
- DecipherIt: Building a NotebookLM-Inspired AI Research Assistant powered by Bright Data
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How to Set Up CI/CD for a Python Backend Application on Fly.io Using GitHub Actions
The backend of this accountability AI application is built using FastAPI, a high-performance framework for Python. The app allows users to communicate with the AI, which helps them stay accountable by generating responses based on their input. Below is a breakdown of the key components used in the code:
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🚀 Building Recallr: How I Turned PDFs into Anki Flashcards with AI
until i realized Anki has their own API Interface, which made me realize that i can automate this task, efficiently, while also getting hand on experience using FastAPI and LLMs (but am i going to change the stack later?.. lets see)
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Building Weather & History Story Cards with Python and FastAPI
By the end of this tutorial, you’ll see how I used FastAPI and Jinja2 to turn raw JSON into a dynamic timeline of weather and history that feels informative and fun.
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Build Code-RAGent, an agent for your codebase
The only thing left to do then was to build something that could showcase the power of code ingestion within a vector database, and it immediately clicked in my mind: "Why don't I ingest my entire codebase of solved Go exercises from Exercism?" That's how I created Code-RAGent, your friendly coding assistant based on your personal codebases and grounded in web search. It is built on top of GPT-4.1, powered by OpenAI, LinkUp, LlamaIndex, Qdrant, FastAPI and Streamlit. The building of this project was aimed at providing a reproducible and adaptable agent, that people can therefore customize based on their needs, and it was composed of three phases:
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Understanding the Relation Between FastAPI and Uvicorn
FastAPI and Uvicorn are two essential building blocks when developing high-performance Python APIs.
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Building a Full-Stack AI Chatbot with FastAPI (Backend) and React (Frontend)
FastAPI Documentation: https://fastapi.tiangolo.com/
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Building a Local AI Agent with Ollama + MCP + LangChain + Docker"
FastAPI to build a tool server
swagger-ui
Posts with mentions or reviews of swagger-ui.
We have used some of these posts to build our list of alternatives
and similar projects. The last one was on 2025-05-25.
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Scalable REST API Architecture with NestJS, Prisma, Swagger, & Docker: How To.
Swagger (OpenAPI) is a powerful tool for documenting and testing APIs. It provides interactive documentation that makes it easier for front-end developers and API consumers to understand and use your endpoints. (Check out Swagger)
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6 Game-Changing Postman Alternatives That Will Revolutionize Your API Development in 2025
For teams that follow an OpenAPI-first approach, Swagger UI provides a straightforward way to visualize and interact with APIs. It's not a complete replacement for Postman's testing capabilities, but it excels at creating a bridge between documentation and testing.
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How API Schema Validation Boosts Effective Contract Testing
OpenAPI (Swagger): A comprehensive approach to API design that includes built-in schema validation capabilities.
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🚀 The Ultimate Guide to REST API Design: Best Practices & Patterns You Can’t Ignore
Not documenting your API (use tools like Swagger)
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Build Faster and Smarter The Best APIs for Full-Stack Developers
Check Swagger
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Squido: A Beginner’s Guide to the HTML Website Generator
✔ Swagger API doc: It enables swagger and generates your super fast static API documentation.
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API Lifecycle Management: Key Strategies for Success
Comprehensive documentation is vital for the success of an API. Providing clear, developer-friendly documentation helps users understand how to use the API effectively. Tools like Swagger and Postman offer powerful documentation capabilities. Swagger allows developers to create interactive API documentation, while Postman provides detailed guides and examples. For instance, a survey by Postman revealed that 95% of developers consider documentation a critical factor when using an API. Thorough documentation enhances the developer experience and accelerates API adoption.
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API Titans Collide: OpenAPI vs. Swagger vs. Postman – The 2025 Developer’s Guide
Imagine standing at the crossroads of innovation where three API titans—OpenAPI, Swagger, and Postman—are not just tools, but partners in your journey toward building robust, user-friendly APIs. In 2025, as the API landscape evolves faster than ever, choosing the right tool isn’t just about convenience—it’s about empowering your development process and giving your projects a competitive edge.
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I Created API Docs for 5 Open-source Projects Within 10 Minutes
For the last few months, my team and I have been working on developing LiveAPI, a super convenient tool for creating API Docs with the help of AI. Existing documentation tools, for example, Swagger, take time and effort from developers to set up and maintain. We saw an opportunity here and developed an easy doc generation tool that works within a few clicks.
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Integrate Swagger UI with Codeigniter4
Download link: SwaggerUI latest releases Download the Swagger UI release that best fits your requirements.
What are some alternatives?
When comparing fastapi and swagger-ui you can also consider the following projects:
Tornado - Tornado is a Python web framework and asynchronous networking library, originally developed at FriendFeed.
fiber-swagger - fiber middleware to automatically generate RESTful API documentation with Swagger 2.0.
AIOHTTP - Asynchronous HTTP client/server framework for asyncio and Python
redoc - 📘 OpenAPI/Swagger-generated API Reference Documentation
django-ninja - 💨 Fast, Async-ready, Openapi, type hints based framework for building APIs
prism - Turn any OpenAPI2/3 and Postman Collection file into an API server with mocking, transformations and validations.