Top 8 Open-Source Alternatives to DDoS-GUARD

The top open-source alternatives to DDoS-GUARD are nginx, Nginx Proxy Manager, and FastNetMon. One of the criteria for ordering this list is the number of mentions that products have on reliable external sources. You can suggest additional sources through the form here.

nginx Landing Page
1

nginx

A high performance free open source web server powering busiest sites on the Internet.
Pricing:
- Open Source
#Web And Application Servers #Web Servers #Application Server 46 social mentions
Nginx Proxy Manager Landing Page
2

Nginx Proxy Manager

Docker container and built in Web Application for managing Nginx proxy hosts with a simple, powerful interface, providing free SSL support via Let's Encrypt
Pricing:
- Open Source
#Load Balancers #Proxy #Web Servers 289 social mentions
FastNetMon Landing Page
3

FastNetMon

FastNetMon is a very fast DDoS analyzer with sflow/netflow/mirror support.
Pricing:
- Open Source
- Freemium
- Free Trial
- $115.0 / Monthly (for 10G of bandwidth)
#Monitoring Tools #Log Management #Error Tracking 3 social mentions
Traefik Landing Page
4

Traefik

Load Balancer / Reverse Proxy
Pricing:
- Open Source
#Web Servers #Web And Application Servers #Load Balancer / Reverse Proxy 34 social mentions
Varnish Landing Page
5

Varnish

High-performance HTTP accelerator
Pricing:
- Open Source
#Key-Value Database #Proxy Server #Proxy 16 social mentions
Caddy Landing Page
6

Caddy

The HTTP/2 Web Server with Automatic HTTPS
Pricing:
- Open Source
#Web Servers #HTTP/2 Web Server #Web And Application Servers 226 social mentions
Let's Encrypt Landing Page
7

Let's Encrypt

Let’s Encrypt is a free, automated, and open certificate authority brought to you by the Internet Security Research Group (ISRG).
Pricing:
- Open Source
#Identity And Access Management #Two Factor Authentication #Security & Privacy 311 social mentions
Wireshark Landing Page
8

Wireshark

Wireshark is a network protocol analyzer for Unix and Windows. It lets you capture and interactively browse the traffic running on a computer network.
Pricing:
- Open Source
#Monitoring Tools #Log Management #Performance Monitoring 11 social mentions