Compare FastAPI and CherryPy

Fast API is a high-performance web framework for building web applications with Python 3.6+ based on standard Python type hints. It is designed to be high performance and easy to learn.

CherryPy allows developers to build web applications in much the same way they would build any other object-oriented Python program. CherryPy has built-in tools for sessions, static files, cookies, file uploads, caching, encoding, authorization, compression, and many more.

Let's see how FastAPI and CherryPy compare on various factors and features and which to choose when.

FastAPI

CherryPy

Overall

Type

Type
Minimalistic framework based on starlette and pydantic for building fast web applications using async IO.
Type
A minimalist, object-oriented and popular web framework for Python.

Author

Release Date

Release Date
2018
Release Date
2002

License

License
MIT License
License
BSD License

Website

Website
cherrypy.org
Adoption and Ease of Use

Popularity [?]

Popularity [?]
New addition to the Python web frameworks family but its popularity is on the rise.
Popularity [?]
1 Star
Used by 6,600 projects.

Used by

Used by
Uber (internal use,) Explosion AI, Microsoft (internal use)
Used by
Used in production services at Netflix and Hulu

Jobs [?]

Jobs [?]
1.5 Stars
100 job openings which list Fast API as a requirement.
Jobs [?]
0.5 Star
16 job openings which list CherryPy in the job description.

Performance [?]

Performance [?]
5 Stars
High performance.
Performance [?]
5 Stars
Very fast. Extensions could impact performance adversely.

Flexibility

Flexibility
5 Stars
Fast API is flexible to code and doesn't restrict users to a particular project or code layout.
Flexibility
5 Stars
Very flexible and simple. Doesn't force anything on developers.

Ease of Learning

Ease of Learning
4.5 Stars
Easy to learn especially for people who are new to web development. However, it doesn't have a large number of online resources, courses and tutorials.
Ease of Learning
5 Stars
Straightforward and easy to learn. Being around for almost 20 years, it has a good amount of tutorials online.
Database Support

RDBMS Support

RDBMS Support
Through Plugins or Extensions
Through Plugins or Extensions
FastAPI doesn't come with built in ORM, however is compatible with SQLAlchemy, Pydantic ORM mode.
RDBMS Support
Through Plugins or Extensions
Through Plugins or Extensions
No built-in ORM framework. Leaves it up to developers to choose their own such as SQLAlchemy.

NoSQL Support

NoSQL Support
Fast API supports many NoSQL databases like MongoDb, ElasticSearch, Cassandra, CouchDB and ArangoDB. Read more here.
NoSQL Support
No built-in support for NoSQL databases but developers can use libraries to talk to MongoDB, DynamoDB etc.
Web & Core Features

Admin Dashboard

Admin Dashboard
Built-in Support
Built-in
Yes, uses Swagger as an API documentation web user interface.
Admin Dashboard
Through Plugins or Extensions
Through Plugins or Extensions
No built-in admin panel.

REST Support

REST Support
Yes, allows developers to build REST APIs quickly.
REST Support
No built-in support but can be implemented easily. Read this guide to implement.

Security

Security
FastAPI provides several tools for many security schemes in the fastapi.security module. Not enough data.
Security
No built-in protection. Must be handled by developers themselves or by using 3rd party extensions.

Templating Library

Templating Library
FastAPI supports Jinja2 for templating and also supports aiofiles for serving static files
Templating Library
Doesn't come with a built-in templating language or package. Developers can use Jinja2, Mako. See full list here

Web Forms

Web Forms
Ships with it's own Forms, with basic features.
Web Forms
No built-in support. Developers can use formencode or any other solution.

Authentication

Authentication
Fast API supports OAuth2, JWT and simple HTTP authentiation.
Authentication
Built-in implementation of HTTP Basic Access Authentication.

Testing

Testing
Using Starlette and pytest.
Testing
Using WebTest and Nose.

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