howto/benchmark.md

@@ -136,3 +136,7 @@ support HTTP/3 (or even QUIC) at this point. Even HTTP/2 support is
 spotty: for example, while bombardier supports HTTP/2, it only does so
 with the slower `net/http` library at the time of writing (2021). It's
 unclear how many (if any) other projects to support HTTP/2 as well.
+
+More tools, unreviewed:
+
+ * <https://github.com/ddosify/ddosify>