Best Open Source VPN Software 2025

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Browse free open source VPN software and projects below. Use the toggles on the left to filter open source VPN software by OS, license, language, programming language, and project status.

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1

V2Ray

V2Ray is a set of tools for building your own private network

Project V is a set of tools to help you build your own privacy network over internet. The core of Project V, named V2Ray, is responsible for network protocols and communications. It can work alone, as well as combine with other tools.

1 Review

Downloads: 331 This Week

Last Update: 2025-03-06
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2

Pomerium

Pomerium is an identity and context-aware access proxy

Secure, context-aware access that just works. Access internal resources securely. Implement zero trust. Achieve compliance. All without the headache of a VPN. For teams that prefer a hosted solution while keeping data governance. For organizations that need advanced scaling, access control, and governance capabilities. IT and developers need a scalable access control solution to keep users productive, happy, and secure. Pomerium uses identity and context to ensure secure access to internal applications, servers, and infrastructure even from untrusted networks. Pomerium adds authentication and authorization to any application or server, giving IT Management a centralized panel for organization-wide control. Assert compliance in your current architecture without giving up control over data tenancy. Pomerium supports your infrastructure and can be deployed in all environments: cloud, hybrid, or on-prem. From AWS to Kubernetes and more, your internal and 3rd-party apps are covered.

Downloads: 9 This Week

Last Update: 2025-10-24
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3

vpnguard

Daemon making your VPN resilient to disconnections and other failures

Linux daemon restarting your VPN in case of disconnection or no bandwidth in the tunnel. It sends notifications to your email address and it stop / start other services when VPN goes down. Based on nmtools, entirely implemented in bash.

Downloads: 1 This Week

Last Update: 2013-05-30
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4

VPN Load Tester

A tool to perform load testing on IPFire's OpenVPN server

VPN Load Tester is a tool to perform load testing on IPFire's OpenVPN server. By using KVM and Libvirt in a CentOS 6 server, it is able to create a large number of virtual VPN clients and connect those client machines to the VPN server at the same time. It is able to control all VPN clients to perform the same tasks on the VPN server. For example, it is able to control all VPN clients to send network traffic to the VPN server at the same time.

Downloads: 0 This Week

Last Update: 2013-08-18
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The All-in-One Commerce Platform for Businesses - Shopify
Shopify offers plans for anyone that wants to sell products online and build an ecommerce store, small to mid-sized businesses as well as enterprise

Shopify is a leading all-in-one commerce platform that enables businesses to start, build, and grow their online and physical stores. It offers tools to create customized websites, manage inventory, process payments, and sell across multiple channels including online, in-person, wholesale, and global markets. The platform includes integrated marketing tools, analytics, and customer engagement features to help merchants reach and retain customers. Shopify supports thousands of third-party apps and offers developer-friendly APIs for custom solutions. With world-class checkout technology, Shopify powers over 150 million high-intent shoppers worldwide. Its reliable, scalable infrastructure ensures fast performance and seamless operations at any business size.

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5

yoni

Yoni secures your privacy when your vpn fails

yoni is a linux command line tool which ensures that chosen applications run only when chosen vpn connection is active.

Downloads: 0 This Week

Last Update: 2015-11-21
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