gunicorn vs uWSGI

Side-by-side — pricing, strengths, tradeoffs, and fit.

gunicorn

Pre-forked Python web server for UNIX-like operating systems.

uWSGI

A full stack for building hosting services written in C.

At a glance

Open SourceFree Tier
● Established·From $0
Open SourceFree Tier
◌ Declining·From $0

Overview

One-liner

Pre-forked Python web server for UNIX-like operating systems.

One-liner

A full stack for building hosting services written in C.

Maturity

Established

Maturity

Declining

Open source

✓ Yes

Open source

✓ Yes

Pricing

Free tier

✓ Available

Open source — free to use

Free tier

✓ Available

Open source — free to use

Starts at

$0

Starts at

$0

Model

Flat rate

Model

Flat rate

Enterprise

✕ None

Enterprise

✕ None

Best for

✓ Best for

Developers deploying Python-based web applications who need a robust and configurable HTTP server
Teams requiring load balancing capabilities for their web services
Projects that require SSL termination at the server level

✓ Best for

Teams deploying Python-based web apps who need a robust application server
Projects requiring fine-grained control over process management and monitoring
Developers looking for an integrated solution that supports multiple languages

Not ideal for

✕ Not for

Applications that do not run on UNIX-like operating systems
Scenarios where an API gateway or cloud-based service is preferred over a local HTTP server

✕ Not for

Small projects or prototypes where simplicity is more important than performance
Teams preferring cloud-based managed services over self-hosted solutions

Strengths

↑ Strengths

Pre-fork worker model for handling requests
Supports various deployment scenarios including load balancing and SSL termination
Configurable to work with different types of applications

↑ Strengths

High performance application server
Process management and monitoring
Support for multiple programming languages
Flexible configuration options

Weaknesses

↓ Weaknesses

Steep learning curve for non-Python developers
Limited out-of-the-box support for modern deployment practices
Performance limitations under high concurrency
Configuration complexity for advanced use cases

↓ Weaknesses

Steep learning curve for non-Python developers
Frequent breaking changes between versions
Limited out-of-the-box integrations with modern web frameworks
Complex setup process for new projects
Full gunicorn profile →Full uWSGI profile →