Waitress vs uWSGI

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

Waitress

Multi-threaded WSGI server for production use with Pyramid.

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

Multi-threaded WSGI server for production use with Pyramid.

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 Pyramid-based applications who need a robust WSGI server.
Teams requiring a Python-only dependency stack for their web servers.

✓ 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

Projects that require non-Python dependencies in their web server setup.
Applications needing HTTP/2 support, as Waitress only supports HTTP/1.0 and HTTP/1.1.

✕ 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

Multi-threaded WSGI server for production use.
Supports HTTP/1.0 and HTTP/1.1.
No dependencies outside the Python standard library.

↑ Strengths

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

Weaknesses

↓ Weaknesses

Limited support for HTTP/2 and beyond
No built-in SSL/TLS support
Performance may degrade under heavy load compared to more optimized servers
Small and less active community

↓ 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 Waitress profile →Full uWSGI profile →