diff --git a/README.md b/README.md
index 7d4327f..6ecebdf 100644
--- a/README.md
+++ b/README.md
@@ -39,6 +39,8 @@ users and passwords that way.
 
 - `registry.gitlab.com/centos/cloud/sagano/fedora-boot-tier-0:38`
 - `registry.gitlab.com/centos/cloud/sagano/fedora-boot-tier-1:38`
+- `registry.gitlab.com/centos/cloud/sagano/fedora-boot-tier-0:eln`
+- `registry.gitlab.com/centos/cloud/sagano/fedora-boot-tier-1:eln`
 
 # Image matrix (CentOS Stream 9)
 
@@ -47,6 +49,13 @@ users and passwords that way.
 - `registry.gitlab.com/centos/cloud/sagano/centos-boot-tier-1:stream9`
 - `registry.gitlab.com/centos/cloud/sagano/centos-boot-tier-1-rt:stream9` (realtime kernel)
 
+# Image matrix (Fedora development)
+
+These images pull from git main/master of RPMs using COPRs for selected projects.
+
+- `registry.gitlab.com/centos/cloud/sagano/fedora-boot-tier-0-dev:38`
+- `registry.gitlab.com/centos/cloud/sagano/fedora-boot-tier-1-dev:38`
+
 ## More about image sources
 
 The current manifest definitions [tier-0](tier-0) and [tier-1](tier-1) were forked from Fedora CoreOS, but significantly