Compare software

WireGuard vs Libreswan: catalog facts
WireGuard	Libreswan
Free Free software. WireGuard is a protocol and a set of clients, not a subscription service…	Free Free software under GPLv2.
Windows, macOS, Linux, Android, iOS, Command line	macOS, Linux, Command line
Connections are made by exchanging public keys, in the same way as SSH keys Designed to be implemented in very few lines of code and to be easy to audit	Standards-based IPsec with IKEv1 and IKEv2 Packaged in Fedora, RHEL/EPEL and Arch Linux
It is plumbing, not a product: you need a server endpoint, from your own machine or a provider Each peer needs a static tunnel IP address, configured by hand or by another tool	IPsec configuration has a steep learning curve No graphical interface
Downloadable app	Downloadable app
Open source	Open source
License: MIT	License: GPL-2.0
No account needed	No account needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked September 20, 2026	Official website Full listing and sources Checked September 23, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.