Top 12 Open-Source Alternatives to Viscosity

Product categories

CD Image Creator Cloud VPN Password Recovery Password Unlocker Security Security & Privacy VPN VPN Software Virtual Private Network (VPN) Web Browsers

Summary

The top open-source alternatives to Viscosity are OpenVPN, WireGuard, and Firezone. 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.

OpenVPN Landing Page
1

OpenVPN

OpenVPN - The Open Source VPN
Pricing:
- Open Source
#VPN #Cloud VPN #Security 40 social mentions
WireGuard Landing Page
2

WireGuard

Fast, Modern, Secure VPN Tunnel
Pricing:
- Open Source
#Security & Privacy #VPN #Cloud VPN 9 social mentions
Firezone Landing Page
3

Firezone

Firezone is a remote access platform that’s painless to deploy, easy to manage, and built on WireGuard® to be blazing fast. Best of all it's self-hosted and open-source.
Pricing:
- Open Source
- Freemium
- Free Trial
#VPN #Cloud VPN #Security
Pritunl Client Landing Page
4

Pritunl Client

Simple OpenVPN Client and GUI. Additional integration available when connecting to a Pritunl server.
Pricing:
- Open Source
#VPN #Cloud VPN #Security 4 social mentions
Passepartout VPN Landing Page
5

Passepartout VPN

An user-friendly OpenVPN® client for iOS and macOS
Pricing:
- Open Source
#VPN #Cloud VPN #Security & Privacy 8 social mentions
ProtonVPN Landing Page
6

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
ZeroTier Landing Page
7

ZeroTier

Extremely simple P2P Encrypted VPN
Pricing:
- Open Source
#VPN #Security & Privacy #Cloud VPN 35 social mentions
Outline by Alphabet Landing Page
8

Outline by Alphabet

Control and build your own VPN 🛠️
Pricing:
- Open Source
#VPN #Security #Cloud VPN 64 social mentions
Tor Browser Landing Page
9

Tor Browser

Tor is free software for enabling anonymous communication.
Pricing:
- Open Source
#Web Browsers #VPN #Security 9 social mentions
Windscribe Landing Page
10

Windscribe

Windscribe is a desktop application and browser extension that work together to block ads and trackers, restore access to blocked content and help you safeguard your privacy online.
Pricing:
- Open Source
#VPN #Security #Cloud VPN 140 social mentions
Freelan Landing Page
11

Freelan

You are in control. Why would you trust a closed, proprietary software with your most-sensitive data ? Freelan is open-source and completely free. You know everything about its internals and its source-code.
Pricing:
- Open Source
#Security & Privacy #VPN #Cloud VPN
John the Ripper Landing Page
12

John the Ripper

A fast password cracker for Unix, macOS, Windows, DOS, BeOS, and OpenVMS
Pricing:
- Open Source
#CD Image Creator #Security & Privacy #Password Unlocker