diff --git a/README.md b/README.md
index acd0d40..9a7416d 100644
--- a/README.md
+++ b/README.md
@@ -835,6 +835,7 @@ A curated list of awesome C++ (or C) frameworks, libraries, resources, and shiny
 * [mTCP](https://github.com/mtcp-stack/mtcp) - Highly scalable user-level TCP stack for multicore systems. [Modified BSD]
 * [Muduo](https://github.com/chenshuo/muduo) - A C++ non-blocking network library for multi-threaded server in Linux. [BSD]
 * [nghttp2](https://github.com/nghttp2/nghttp2) - HTTP/2 C Library. [MIT] [website](https://nghttp2.org/)
+* [nghttp3](https://github.com/ngtcp2/nghttp3) - HTTP/3 library written in C. [MIT] [website](https://nghttp2.org/nghttp3/)
 * [Onion](https://github.com/davidmoreno/onion) - HTTP server library in C designed to be lightweight and easy to use. [Apache2/GPL2]
 * [PF_RING™](https://github.com/ntop/PF_RING) - High-speed packet processing framework. [LGPL-2.1] [website](https://www.ntop.org/products/packet-capture/pf_ring/)
 * [PicoHTTPParser](https://github.com/h2o/picohttpparser) - A tiny, primitive, fast HTTP request/response parser. [MIT]