Gunicorn by benoitc
gunicorn 'Green Unicorn' is a WSGI HTTP Server for UNIX, fast clients and sleepy applications.
About Gunicorn
From the project's README at github.com/benoitc/gunicorn. Lightly cleaned for readability; for the full source see the upstream repo.
Gunicorn is maintained by volunteers. If it powers your production, please consider supporting us:
[](https://pypi.python.org/pypi/gunicorn) [](https://pypi.python.org/pypi/gunicorn) [](https://github.com/benoitc/gunicorn/actions/workflows/tox.yml)
Gunicorn 'Green Unicorn' is a Python WSGI HTTP Server for UNIX. It's a pre-fork worker model ported from Ruby's Unicorn project. The Gunicorn server is broadly compatible with various web frameworks, simply implemented, light on server resource usage, and fairly speedy.
New in v25: Per-app worker allocation for dirty arbiters, HTTP/2 support (beta)! Quick Start
Health score breakdown
6-dimension composite. See methodology for formula and weights.
Adoption signals
Real-world usage data, pulled from each registry. The bigger the numbers, the more battle-tested the project.
| Signal | Value | Source |
|---|---|---|
| GitHub stars | 11k | github.com/benoitc/gunicorn |
| GitHub forks | 1.8k | github.com/benoitc/gunicorn |
Release & maintenance
Is this project actively maintained, or about to die? Check the recency of last commit and last release.
| Project age | 16.4 years | since Nov 2009 |
| Last commit | 2 days ago | May 5, 2026 |
| Releases shipped | 41 | last: 1 months ago |
| Security policy | SECURITY.md | declared by maintainers |
| Funding links | 2 | declared by maintainers |
Self-hosting cost across providers
Detected requirements: 4GB RAM, 40GB disk minimum. Cheapest plan per provider that meets the requirement.
| Provider | Plan | Specs | Monthly | |
|---|---|---|---|---|
| hetzner | CAX11 | 2c · 4GB · 40GB | $4.13 USD | Deploy → |
| vultr | VC2 | 1c · 1GB · 25GB | $5 USD | Deploy → |
| linode | Nanode 1GB | 1c · 1GB · 25GB | $5.12 USD | Deploy → |
| digitalocean | Basic Regular 1GB | 1c · 1GB · 25GB | $6 USD | Deploy → |
Security advisories
GHSA-hc5x-x2vx-497g. What people say on Hacker News
Ready to self-host Gunicorn?
Spin up a hetzner CAX11 (4GB RAM, 40GB disk) for $4.13/mo and follow the project's official install docs.
Data last refreshed May 7, 2026.
Similar open-source projects
Projects in our directory that replace the same SaaS or share topics with Gunicorn.