freenginx
Open-source HTTP and reverse proxy server
At a glance
- Editor scoreNot yet scored
- PricingFree plan
- Best forNGINX-compatible open-source proxying
- Free planYes
- Paid fromNone
- Deployment modelSelf-hosted
- Facts checked20 Sep 2026
Where it wins
- Free open-source deployment with no paid tiers
- Combines caching, TLS/SNI, WebSockets, and rate limiting
- Supports HTTP load balancing plus TCP and UDP proxying
Where it doesn't
- Self-hosted deployment puts infrastructure management on the operator
- Configuration is file-based rather than managed through a hosted interface
- Distributed as source code and platform-specific downloads
Our verdict on freenginx
freenginx is an open-source server project for HTTP serving, reverse proxying, mail proxying, and generic TCP/UDP proxying. It is aimed at operators and development teams that want NGINX-compatible proxying while retaining control over the infrastructure and deployment environment. The software runs on Windows, macOS, Linux, self-hosted infrastructure, and other Unix-like environments. Its scope covers both common web traffic and lower-level proxying needs, with support for TLS and SNI, HTTP/2, HTTP/3, WebSockets, access control, configurable request routing, and multiple application gateway protocols.
The feature set is broad for a free proxy server. Reverse-proxy response caching can reduce repeated upstream work, while HTTP load balancing and fault tolerance support traffic distribution across services. Request and connection rate limiting add control over traffic patterns. freenginx also proxies FastCGI, uWSGI, SCGI, and memcached, extending its fit beyond straightforward HTTP forwarding. Generic TCP and UDP proxying is useful when the deployment needs to handle protocols outside ordinary web requests. These capabilities make it suitable for teams assembling a configurable edge or application-delivery layer from open-source components.
The trade-off is operational ownership. Deployment is self-hosted, and configuration uses files, so the operator is responsible for installation, infrastructure, updates, and day-to-day administration. That model fits teams seeking control, portability, and a free open-source licensing approach, including environments spanning Windows, macOS, Linux, and other Unix-like systems. Teams that prefer a hosted reverse proxy, a managed control plane, or an interface-led configuration workflow should consider an alternative. Choose freenginx when proxy breadth and operator control matter more than managed convenience.
freenginx pricing
freenginx fact sheet
| Free plan | Yes |
|---|---|
| Paid from | None |
| Deployment model | Self-hosted |
| TLS termination | Yes |
| Web application firewall | Not verified |
| Response caching | Yes |
| Configuration method | File |
| WebSocket support | Yes |
| Rate limiting | Yes |
| Deployment | Self-hosted |
| Platforms | Windows, macOS, Linux |
| Support | Community, Docs |
| Built for | Solo, Small business, Mid-market, Enterprise (editorial estimate) |
| Pricing | Free plan |
| Website | freenginx.org |
| Facts checked | 20 Sep 2026 |
Alternatives to freenginx
- NGINXA flexible self-hosted reverse proxy with caching, load balancing, TLS, and protocol support.—
- Traefik ProxyA broad self-hosted proxy for dynamic discovery, multi-protocol routing, and cloud-native operations.8.0
- HAProxy Community EditionA capable reverse proxy for teams managing high-volume TCP and HTTP traffic themselves.—
See all freenginx alternatives →
Used freenginx? Be the first to review it
The editor score above is our own research. What this page doesn't have yet is a reader's view — what you used freenginx for, what worked and what didn't. No stars are seeded and no review is paid for; an editor reads every one before it appears.
Write a reviewTwo minutes · verified accounts only · read by an editor before it appears
Featured on iTechGuides
freenginx is listed in our Reverse Proxy Software directory. Add the badge to your site — it links back to this page.
<a href="https://www.itechguides.com/products/freenginx/"><img src="https://www.itechguides.com/best/badge/freenginx.svg" alt="Featured on iTechGuides" width="230" height="46"></a>
Reviewed by iTechGuides Editors · Editorial team · Updated Sep 2026
Advertiser disclosure: iTechGuides is reader-supported. We may earn a commission when you click some links. It never changes a score or a verdict. How we rank.