diff --git a/_data/collection-index.yml b/_data/collection-index.yml
index 61fd55ae..4410697b 100644
--- a/_data/collection-index.yml
+++ b/_data/collection-index.yml
@@ -1138,3 +1138,8 @@
   contact: https://github.com/navinkrishnan/devcontainer-templates-btp/issues
   repository: https://github.com/navinkrishnan/devcontainer-templates-btp
   ociReference: ghcr.io/navinkrishnan/devcontainer-templates-btp
+- name: siri404 Features
+  maintainer: siri404
+  contact: https://github.com/siri404/devcontainers/issues
+  repository: https://github.com/siri404/devcontainers
+  ociReference: ghcr.io/siri404/devcontainers