The best Open-Source VPNs for Linux and Windows

Open source VPNs are quite rare, but they are doing exist. Their transparency makes them a sworn ally for several users, who are quick to recommend them to anyone seeking a free open-source VPN.


What better thanks to start the list than with a VPN with “open” in its name? OpenVPN isn’t as easy to line up as other VPNs, but it’s one among the foremost famous open source VPNs available.

The main draw to OpenVPN is its compatibility with other operating systems. Because OpenVPN can work on the cloud, it puts less responsibility on the client’s side. you’ll hook up with it from Windows, iOS, Linux, mobile, whatever you like—as long as you’ll access the cloud from it.

Its adaptability and ease-of-use make it one among the simplest open-source VPNs for Windows, and one among the foremost highly recommended by users. If you would like to understand about how the OpenVPN protocol stacks up to the competition, inspect our overview of major VPN protocols.

SoftEther VPN

SoftEther VPN is additionally not very intuitive to put in and run, but it makes for an excellent OpenVPN alternative. It’s ideal for fixing an open-source VPN server. you’ll download the tool to line a server up, then use the client software to attach thereto .

This makes SoftEther one among the simplest open-source VPNs for setting everything up yourself—just as you wish it!


OpenConnect was developed to accommodate Cisco’s own VPN service, AnyConnect. lately , OpenConnect has ascended past its roots and has no affiliation with Cisco.

OpenConnect features a fantastic range of features. For starters, it supports an honest number of authentication options, including SSL certificates and OATH. It can connect via an HTTP proxy, a SOCKS5 proxy, and both IPv4 and IPv6.

OpenConnect does require you to line up your own VPN server for it to attach to. Thankfully, OpenConnect offers its own VPN server software, so you’ll build a VPN from the comfort of your house .


It is one among the simplest open-source VPNs for Linux, and has been around since 2005! While it takes a touch of effort to urge working, there’s an in-depth wiki and a supportive community which will help walk you thru configuration.

If you finish up enjoying OpenSwan but you’ve got some ideas on improving it, you can! The source for OpenSwan is all visible on GitHub and may be forked for you to figure on. Trusting an open-source VPN is one thing; trusting a VPN you’ll build yourself is another!


Another entry supported swans, strongSwan covers a powerful number of operating systems. It can run on Windows, iOS, Linux, and Android. you’ll grab its official Android app on the Play Store, which makes getting your phone on a proxy server easy.

StrongSwan features a good repertoire of features. for instance , its Dead Peer Detection monitors when a tunnel goes dead and closes it off. It also can manage firewall rules for IP Sec, so you don’t need to .

The Power of Open-Source Software

If you don’t trust a VPN company to preserve your privacy, why not set one up yourself? With free open-source VPN software, you recognize exactly how your data is being handled. It’s tricky to line up, but once it’s running, you’ve got complete control over your privacy.

For those of you trying to find VPNs only for the Linux OS , we’ve rounded up a number of the simplest VPN clients for Linux.

About the author

Wikitechy Editor

Wikitechy Founder, Author, International Speaker, and Job Consultant. My role as the CEO of Wikitechy, I help businesses build their next generation digital platforms and help with their product innovation and growth strategy. I'm a frequent speaker at tech conferences and events.

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