Top 12 Open-Source Alternatives to pfSense

Product categories

Ad Blockers Anti-Spam Cyber Security Email Email Security Error Tracking Linux Monitoring Tools Operating Systems Perimeter Security And Firewalls Routers Security & Privacy

Summary

The top open-source alternatives to pfSense are OPNsense, OpenWrt, and Wazuh. 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.

OPNsense Landing Page
1

OPNsense

OPNsense® you next open source firewall. Free Download. High-end Security Made Easy™. Offers Intrusion Prevention, Captive Portal, Traffic Shaping and more.
Pricing:
- Open Source
#Operating Systems #Linux #Perimeter Security And Firewalls 94 social mentions
OpenWrt Landing Page
2

OpenWrt

OpenWrt is an open-source firmware based on Linux for wireless routers
Pricing:
- Open Source
#Operating Systems #Routers #Firmware 103 social mentions
Wazuh Landing Page
3

Wazuh

Open Source Host and Endpoint Security
Pricing:
- Open Source
#Security & Privacy #Security Information And Event Management (SIEM) #Cyber Security 49 social mentions
PacketFence Landing Page
4

PacketFence

PacketFence is a Free and Open Source network access control (NAC) system.
Pricing:
- Open Source
#Identity And Access Management #Identity Provider #Managed WiFi 1 social mentions
OpenWISP Landing Page
5

OpenWISP

A software platform to implement a complete public wifi service.
Pricing:
- Open Source
#Operating Systems #Linux #Routers 11 social mentions
FreeRouter Landing Page
6

FreeRouter

freeRouter
Pricing:
- Open Source
#Operating Systems #Linux #Transportation 2 social mentions
OpenContrail Landing Page
7

OpenContrail

OpenContrail is an Apache 2.
Pricing:
- Open Source
#Operating Systems #Perimeter Security And Firewalls #Linux
FastNetMon Landing Page
8

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
Diladele Web Safety Landing Page
9

Diladele Web Safety

Diladele Web Safety is the name of a simple, easy to use and powerful web filter for all kind of activities over the internet.
Pricing:
- Open Source
#Security & Privacy #Ad Blockers #Perimeter Security And Firewalls
SpamAssassin Landing Page
10

SpamAssassin

Use this program to "Unspam" your mailbox(es).
Pricing:
- Open Source
#Email Security #Email #Cyber Security 4 social mentions
Denyhosts Landing Page
11

Denyhosts

The idea of denying access to SSH servers is nothing new and I was inspired by many other scripts...
Pricing:
- Open Source
#Monitoring Tools #Cyber Security #Web Application Security
Babel (protocol) Landing Page
12

B

Babel (protocol)

A routing protocol suitable both for wireless mesh networks and ordinary wired networks.
Pricing:
- Open Source
#Operating Systems #Routers #Linux