Added defguard

README.md

@@ -122,6 +122,7 @@ See also [Rust — Production](https://www.rust-lang.org/production) organizatio
 * [asm-cli-rust](https://github.com/cch123/asm-cli-rust) — An interactive assembly shell.
 * [cloudflare/boringtun](https://github.com/cloudflare/boringtun) — A Userspace WireGuard VPN Implementation [![build badge](https://img.shields.io/badge/crates.io-v0.2.0-orange.svg)](https://crates.io/crates/boringtun)
 * [datafusion](https://github.com/apache/arrow-datafusion) — Apache Arrow DataFusion and Ballista query engines
+* [defguard](https://github.com/defguard/defguard) — Enterprise Open Source SSO & WireGuard VPN with real 2FA/MFA
 * [denoland/deno](https://github.com/denoland/deno) — A secure JavaScript/TypeScript runtime built with V8 and Tokio [![Build Status](https://github.com/denoland/deno/workflows/ci/badge.svg?branch=master&event=push)](https://github.com/denoland/deno/actions)
 * [doprz/dipc](https://github.com/doprz/dipc) — Convert your favorite images and wallpapers with your favorite color palettes/themes [![crates.io](https://img.shields.io/crates/v/dipc)](https://crates.io/crates/dipc)
 * [Factotum](https://github.com/snowplow/factotum) — A system to programmatically run data pipelines