diff --git a/README.md b/README.md
index 95e2045..dffa38d 100644
--- a/README.md
+++ b/README.md
@@ -19,6 +19,7 @@
   - [Games](#games)
   - [Command-line](#command-line)
   - [Project management](#project-management)
+  - [Serialization](#serialization)
 - [Libraries](#libraries)
   - [Command line interface](#command-line-interface)
   - [Text processing](#text-processing)
@@ -88,6 +89,10 @@
 
 - [vset](https://github.com/mulh8377/vset) - A project setup and configuration tool for V projects.
 
+### Serialization
+
+- [protoc-v](https://github.com/emily33901/protoc-v) - Protobuf compiler and plugin for V.
+
 ## Libraries
 
 ### Command line interface