Top 4 Open-Source Alternatives to Guardian Firewall

Product categories

Cloud VPN SSH Security Security & Privacy VPN

Summary

The top open-source alternatives to Guardian Firewall are sshuttle, Outline by Alphabet, and ProtonVPN. 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.

sshuttle Landing Page
1

sshuttle

sshuttle: where transparent proxy meets VPN meets ssh
Pricing:
- Open Source
#VPN #Security #Cloud VPN 25 social mentions
Outline by Alphabet Landing Page
2

Outline by Alphabet

Control and build your own VPN 🛠️
Pricing:
- Open Source
#VPN #Security #Cloud VPN 64 social mentions
ProtonVPN Landing Page
3

ProtonVPN

ProtonVPN is a security focused FREE VPN service, developed by CERN and MIT scientists. Use the web anonymously, unblock websites & encrypt your connection.
Pricing:
- Open Source
#VPN #Cloud VPN #Security 310 social mentions
Shadowsocks Landing Page
4

Shadowsocks

A fast tunnel proxy that helps you bypass firewalls
Pricing:
- Open Source
#VPN #Security #Cloud VPN 9 social mentions