diff --git a/README.md b/README.md
index 6bffab4..9aa12ec 100644
--- a/README.md
+++ b/README.md
@@ -699,6 +699,7 @@ Virtualization software.
 
 VPN software.
 
+- [DefGuard](https://defguard.net/) - True enterprise WireGuard with MFA/2FA and SSO. ([Source Code](https://github.com/DefGuard)) `Apache-2.0` `Rust`
 - [Dockovpn](https://dockovpn.io) - Out-of-the-box stateless dockerized OpenVPN server which starts in less than 2 seconds. ([Source Code](https://github.com/dockovpn/dockovpn)) `GPL-2.0` `Docker`
 - [Firezone](https://www.firez.one/) - WireGuard based VPN Server and Firewall. ([Source Code](https://github.com/firezone/firezone)) `Apache-2.0` `Docker`
 - [Headscale](https://github.com/juanfont/headscale) - Self-hostable fork of [Tailscale](https://tailscale.com), cross-platform clients, simple to use, built-in (currently experimental) monitoring tools. `BSD-3-Clause` `Go`
@@ -723,6 +724,7 @@ VPN software.
 - [HAProxy](https://www.haproxy.org/) - Very fast and reliable reverse-proxy offering high availability, load balancing, and proxying for TCP and HTTP-based applications. ([Source Code](https://git.haproxy.org/?p=haproxy.git;a=tree)) `GPL-2.0` `C`
 - [Lighttpd](https://www.lighttpd.net/) - Secure, fast, compliant, and very flexible web server that has been optimized for high-performance environments. ([Source Code](https://git.lighttpd.net/lighttpd/lighttpd1.4)) `BSD-3-Clause` `C`
 - [Nginx](https://nginx.org/en/) - HTTP and reverse proxy server, mail proxy server, and generic TCP/UDP proxy server. ([Source Code](https://hg.nginx.org/nginx/file/tip)) `BSD-2-Clause` `C`
+- [Souin](https://docs.souin.io/) - HTTP cache system, that can be used directly in Caddy, Træfik or Tyk. ([Source Code](https://github.com/darkweak/souin)) `MIT` `Go`
 - [Static Web Server](https://static-web-server.net/) - A cross-platform, high-performance, and asynchronous web server for static file serving. ([Source Code](https://github.com/static-web-server/static-web-server)) `Apache-2.0/MIT` `Rust/Docker`
 - [Traefik](https://traefik.io/) - HTTP reverse proxy and load balancer that makes deploying microservices easy. ([Source Code](https://github.com/traefik/traefik)) `MIT` `Go/Docker`
 - [Varnish](https://varnish-cache.org/) - Web application accelerator/caching HTTP reverse proxy. ([Source Code](https://github.com/varnishcache/varnish-cache)) `BSD-2-Clause` `C`