Granian

A Rust HTTP server for Python applications supporting WSGI/ASGI/RSGI.

EstablishedOpen SourceLow lock-in

Pricing

Free tier

Flat rate

Adoption

Rising

License

Open Source

Data freshness

Verified · Jul 16, 2026

Overview

What is Granian?

Granian is a high-performance HTTP server built in Rust, designed to run Python web applications. It leverages Hyper and Tokio for efficient handling of both synchronous and asynchronous requests, making it suitable for modern web development needs.

Key differentiator

Granian stands out as a high-performance Rust HTTP server specifically tailored for Python applications, offering efficient handling of both synchronous and asynchronous requests.

Capability profile

Capability Radar

Ease of StartEcosystemValueMaturityFlexibilityScale Ready

Honest assessment

Strengths & Weaknesses

↑ Strengths

High-performance HTTP server built in Rustmedium

Support for WSGI, ASGI, and RSGI protocolsmedium

Efficient handling of both synchronous and asynchronous requestsmedium

↓ Weaknesses

Limited language support beyond Python and Rusthigh

Primary focus on WSGI, ASGI, and RSGI protocols restricts usage to Python web applications

Complex setup process for non-Rust developersmedium

Requires understanding of Rust-based tooling and configuration for optimal performance

Smaller community and less extensive documentation compared to mainstream servers like Nginx or Apachehigh

Documentation is not as comprehensive, and user support forums are less active

Fit analysis

Who is it for?

✓ Best for

Developers looking to deploy Python web apps with high-performance HTTP servers built on Rust

Teams needing efficient handling of both synchronous and asynchronous requests for their applications

✕ Not a fit for

Projects that require a managed backend service without self-hosting capabilities

Applications that need extensive cloud-based integrations beyond what a standalone server can offer

Cost structure

Pricing

Free Tier

Available

Open source — free to use

Starts at

$0

Model

Flat rate

Enterprise

None

Performance benchmarks

How Fast Is It?

Ecosystem

Relationships

Next step

Get Started with Granian

Step-by-step setup guide with code examples and common gotchas.

View Setup Guide →