diff --git a/src/boot/categories.toml b/src/boot/categories.toml
index 00af4d1122..d251fa82b6 100644
--- a/src/boot/categories.toml
+++ b/src/boot/categories.toml
@@ -635,3 +635,11 @@ name = "WebSocket"
 description = """
 Crates to communicate over the WebSocket protocol.\
 """
+
+[web-programming.categories.proxy-server]
+name = "Proxy server"
+description = """
+Crates for building and managing proxies,\
+including HTTP, HTTPS, SOCKS5, transparent, reverse, and forward proxies.\
+Useful for traffic inspection, anonymization, load balancing, and network routing in web applications.\
+"""