docs: Add links to README

1 files changed, 10 insertions, 4 deletions

diff --git a/README.md b/README.md
index 9f455f3d..5d023217 100644
--- a/README.md
+++ b/README.md
@@ -62,8 +62,14 @@ It integrates with an identity provider (IdP) and uses message queues to stay in
 
 ## References
 
-* [gRPC][6]
-* [protocol buffers][7]
+* [gRPC][3]
+* [protocol buffers][4]
+* [tokio][2]
+* [tonic][1]
+* [Envoy External Authorization][5]
 
-[6]: https://grpc.io/docs/
-[7]: https://protobuf.dev/programming-guides/proto3/
+[1]: https://github.com/hyperium/tonic
+[2]: https://github.com/tokio-rs/tokio
+[3]: https://grpc.io/docs/
+[4]: https://protobuf.dev/programming-guides/proto3/
+[5]: https://www.envoyproxy.io/docs/envoy/latest/configuration/http/http_filters/ext_authz_filter