Software Alternatives, Accelerators & Startups

FastAPI VS Dash by Plotly

Compare FastAPI VS Dash by Plotly and see what are their differences

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.

Dash by Plotly logo Dash by Plotly

Dash is a Python framework for building analytical web applications. No JavaScript required.
  • FastAPI Landing page
    Landing page //
    2023-05-14
  • Dash by Plotly Landing page
    Landing page //
    2023-05-22

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.

Dash by Plotly features and specs

  • Interactive Visualizations
    Dash by Plotly allows users to create highly interactive visualizations with ease, using a combination of Python, R, or Julia. It supports a wide variety of visualization components, which can be easily customized and stylized to the user's needs.
  • End-to-End Platform
    Dash is an end-to-end platform that covers the entire data visualization pipeline from data processing to the presentation layer. This allows users to seamlessly transition from data analysis to sharing insights without having to switch tools.
  • Open-Source
    Dash is an open-source framework, which allows for a high level of customization. It benefits from community contributions and offers transparency because users can view and modify the source code as needed.
  • Python Integration
    Dash is tightly integrated with Python, which is a major advantage for data scientists and analysts who use Python for data manipulation and analysis. It leverages the robust ecosystem of Python libraries, like Pandas and NumPy.

Possible disadvantages of Dash by Plotly

  • Limited Custom Components
    While Dash provides many components for building applications, it can sometimes be limiting when you need highly customized features or specific integrations that aren't available out of the box.
  • Learning Curve
    For users not familiar with web development concepts (like HTML, CSS, and JavaScript), Dash can have a steep learning curve because it requires understanding how web applications are structured and deployed.
  • Performance
    Dash applications can become sluggish with large datasets or highly interactive charts, as the client-side rendering can be resource-intensive. This can make it difficult to handle applications at scale without optimization.
  • Deployment Complexity
    Deploying Dash applications might be challenging, especially for users without experience in setting up servers or cloud environments. While there are services provided by Plotly for deployment, they can add extra cost and require technical setup.

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

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

Dash by Plotly videos

No Dash by Plotly videos yet. You could help us improve this page by suggesting one.

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Category Popularity

0-100% (relative to FastAPI and Dash by Plotly)
Developer Tools
97 97%
3% 3
API Tools
100 100%
0% 0
Productivity
0 0%
100% 100
Web Frameworks
100 100%
0% 0

User comments

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Reviews

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

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.

Dash by Plotly Reviews

Top 10 Tableau Open Source Alternatives: A Comprehensive List
To learn more about Plotly-Dash, you can click here to check out their official website.
Source: hevodata.com

Social recommendations and mentions

Based on our record, FastAPI seems to be a lot more popular than Dash by Plotly. While we know about 312 links to FastAPI, we've tracked only 2 mentions of Dash by Plotly. 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.

FastAPI mentions (312)

  • I Built My First Machine Learning API โ€” Here's Everything I Learned
    I used FastAPI, a Python framework built specifically for creating APIs quickly, with automatic validation and interactive documentation baked in. - Source: dev.to / about 8 hours ago
  • 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 / 3 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 / 4 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 / 4 months ago
View more

Dash by Plotly mentions (2)

  • Other Visualization Tools: Dashboards & Reports
    Cloud Deployment: Dash apps can be deployed to Dash Enterprise or Heroku. - Source: dev.to / 11 months ago
  • [Python] NiceGUI: Lassen Sie jeden Browser das Frontend fรผr Ihren Python-Code sein
    Of course there are valid use cases for splitting frontend and backend technologies. NiceGUI is for those who donโ€™t want to leave the Python ecosystem and like to reap the benefits of having all code in one place. There are other options like Streamlit, Dash, Anvil, JustPy, and Pynecone. But we initially created NiceGUI to easily handle the state of external hardware like LEDs, motors, and cameras. Additionally,... Source: over 3 years ago

What are some alternatives?

When comparing FastAPI and Dash by Plotly, you can also consider the following products

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

Streamlit - Turn python scripts into beautiful ML tools

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

Shiny - Shiny is an R package that makes it easy to build interactive web apps straight from R.

Django - The Web framework for perfectionists with deadlines

Panel - High-level app and dashboarding solution for Python