Software Alternatives, Accelerators & Startups

FastAPI VS CodeIgniter

Compare FastAPI VS CodeIgniter 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.

CodeIgniter logo CodeIgniter

A Fully Baked PHP Framework
  • FastAPI Landing page
    Landing page //
    2023-05-14
  • CodeIgniter Landing page
    Landing page //
    2023-10-21

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.

CodeIgniter features and specs

  • Performance
    CodeIgniter is known for its exceptional performance and fast execution, which is beneficial for applications requiring quick load times.
  • Documentation
    CodeIgniter offers comprehensive and clear documentation, making it easier for developers to understand and use the framework effectively.
  • Easy to Learn
    CodeIgniter's simple and straightforward syntax makes it relatively easy for beginners to learn and start developing applications quickly.
  • Lightweight
    The framework is lightweight and does not impose many dependencies or require a specific server environment, providing flexibility to developers.
  • Community Support
    CodeIgniter has a strong and active community, which means plenty of resources, forums, and add-ons are available for developers.
  • Built-in Security Features
    CodeIgniter comes with built-in security features like XSS filtering and CSRF protection, helping developers to secure their applications with minimal effort.
  • MVC Architecture
    The framework follows the Model-View-Controller (MVC) architecture, promoting clean code separation and better organization of the project.

Possible disadvantages of CodeIgniter

  • Lack of Modern Features
    CodeIgniter does not include many modern features found in other frameworks, such as built-in ORM or out-of-the-box RESTful API support.
  • Limited Modular Extensions
    It has fewer modular extensions compared to other frameworks like Laravel or Symfony, which can limit code reusability and scalability.
  • Manual Routing
    Routing in CodeIgniter is somewhat manual and less intuitive compared to other frameworks that offer more automatic and flexible routing mechanisms.
  • Outdated PHP Practices
    Some of the practices and conventions in CodeIgniter are considered outdated with respect to modern PHP development trends.
  • No Built-in Authentication
    CodeIgniter does not come with a built-in authentication system, requiring developers to implement their own or use third-party libraries.
  • Less Emphasis on Testing
    CodeIgniter has less built-in support and emphasis on unit testing compared to other frameworks like Laravel, making it harder to implement TDD or BDD.
  • Lack of Native Composer Support
    The framework's native support for Composer, PHP's dependency manager, is not as robust as other modern frameworks, which can complicate dependency management.

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

CodeIgniter videos

PHP CodeIgniter tutorial: What is CodeIgniter and why should I use it? | lynda.com

More videos:

  • Review - Laravel vs Codeigniter - A quick comparison for you to decide
  • Review - Review Codeigniter 4

Category Popularity

0-100% (relative to FastAPI and CodeIgniter)
Developer Tools
60 60%
40% 40
Web Frameworks
33 33%
67% 67
API Tools
100 100%
0% 0
PHP MVC Framework
0 0%
100% 100

User comments

Share your experience with using FastAPI and CodeIgniter. For example, how are they different and which one is better?
Log in or Post with

Reviews

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

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.
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 – 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 businesses’ API needs in today’s evolving world.

CodeIgniter Reviews

  1. A PSR-compliant framework with diverse set of facilities and capabilities

    You can build any kinds of web apps and sites with this framework without consuming substantial server resources.

    🏁 Competitors: Lumen Framework

CakePHP vs CodeIgniter: Which PHP Framework is Best for Development?
CodeIgniter: CodeIgniter was developed by EllisLab and released in February 2006. It is known for its simplicity and speed, designed to help developers create full-featured web applications quickly. CodeIgniter emphasizes a lean and minimalistic approach, providing just enough to get the job done without imposing too many restrictions.
Top 5 Laravel Alternatives
CodeIgniter is simpler to use for the majority of developers. Laravel’s convenience is matched only by its adherence to a small set of standards and guidelines. CodeIgniter also offers improved error handling and more leeway in terms of customization. Overall, in comparison of Laravel and CodeIgniter, CodeIgniter might be the simpler choice for most web programmers.
Framework review: Laravel vs CodeIgniter
Let's start with CodeIgniter first. It focuses on performance and speed. It offers a simple, easy-to-learn syntax, making it ideal for beginners. CodeIgniter uses its own proprietary Active Record implementation for database operations, which provides a simple and intuitive way to interact with data. Unlike Laravel, CodeIgniter does not enforce a specific architectural...
Source: infinyhost.com
10 Ruby on Rails Alternatives For Web Development in 2022
Laravel is a PHP web framework that was built by Taylor Otwell in 2011 as an attempt to replace the older framework CodeIgniter that lacked some important features, like built-in customer authentication and user authorization. The current version of the framework, Laravel 8.16 has a great infrastructure of web development tools that facilitate queue monitoring, server...
The Most Popular PHP Frameworks to Use in 2021
Laravel is billed as “The PHP Framework for Web Artisans.” It was developed by Taylor Otwell, who wanted a framework with elements that CodeIgniter didn’t have, such as user authentication.
Source: kinsta.com

Social recommendations and mentions

Based on our record, FastAPI seems to be a lot more popular than CodeIgniter. While we know about 286 links to FastAPI, we've tracked only 10 mentions of CodeIgniter. 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 (286)

  • 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. - Source: dev.to / 2 days ago
  • 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... - Source: dev.to / 3 days ago
  • Understanding the Relation Between FastAPI and Uvicorn
    FastAPI and Uvicorn are two essential building blocks when developing high-performance Python APIs. - Source: dev.to / 4 days ago
  • Python: Why Quart Might Be the Better Choice over FastAPI
    Python's diverse ecosystem of web frameworks offers developers a wide range of choices for building robust and efficient applications. In the realm of asynchronous frameworks, Quart and FastAPI have emerged as popular options. While FastAPI has gained considerable attention for its speed and developer-friendly features, Quart presents a compelling alternative, especially for those already familiar with the Flask... - Source: dev.to / 14 days ago
  • Partner Models for Payments: How Rapyd Powers Partner Payment Solutions
    Let's look at how to use Rapyd to build a simple system where you can onboard merchants, add products, receive payments, and receive payouts, all powered by Rapyd's API. To fully integrate this system, businesses can sign up as a Rapyd partner to access additional capabilities for managing merchant transactions. In this tutorial, you'll see how to use the FastAPI framework in Python to create endpoints for each... - Source: dev.to / 25 days ago
View more

CodeIgniter mentions (10)

  • 19+ Laravel Best Practices for Developers in 2024
    For history's sake, you should know that Laravel was built in place of the CodeIgniter framework as a modern replacement because the CodeIgniter framework missing important core features such as built-in support for user authentication and authorization. Since its initial launch in 2011, Laravel has implemented built-in support for localization, views, dealing with sessions, routing the request to the specific... - Source: dev.to / about 2 months ago
  • How to Install Codeigniter on a Local Server in 2025?
    Visit the CodeIgniter official download page and download the latest version. - Source: dev.to / about 2 months ago
  • Top 12 PHP Frameworks For Web Development in 2024
    CodeIgniter is an open-source PHP framework with 18k+ stars and 7.8K forks on GitHub. It follows the Model-View-Controller (MVC) architecture and provides a structured way to create and organize code. It provides a set of libraries and an intuitive interface to accelerate PHP web app development. - Source: dev.to / about 1 year ago
  • Why I selected Elixir and Phoenix as my main stack
    Over the years I have tried different frameworks, mostly in PHP, like Code Igniter (2010), ProcessWire (2014) and Laravel (2015). - Source: dev.to / over 2 years ago
  • In One Minute : CodeIgniter
    CodeIgniter is an open-source php web application framework created by EllisLab Inc and it is now a project of British Columbia Institute of Technology. The framework implements a modified version of the Model-View-Controller design pattern. It is praised for its performance and the quality of its documentation. It's currently licensed under the MIT License, although the previous version was released under the... - Source: dev.to / over 2 years ago
View more

What are some alternatives?

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

Django - The Web framework for perfectionists with deadlines

Laravel - A PHP Framework For Web Artisans

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

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

CakePHP - The Rapid Development Framework for PHP

Ruby on Rails - Ruby on Rails is an open source full-stack web application framework for the Ruby programming...