diff --git a/h30v/blender_assets.cats.txt b/h30v/blender_assets.cats.txt
new file mode 100644
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+++ b/h30v/blender_assets.cats.txt
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+# This is an Asset Catalog Definition file for Blender.
+#
+# Empty lines and lines starting with `#` will be ignored.
+# The first non-ignored line should be the version indicator.
+# Other lines are of the format "UUID:catalog/path/for/assets:simple catalog name"
+
+VERSION 1
+
+7af4f1da-def1-4a9e-8ccf-e726f18271ee:Truss:Truss
+bd8ca632-7364-4a0c-a238-8c0d9ce780f7:Truss/Prolyte:Truss-Prolyte
+b549b90d-e772-493d-a240-83753fb6dd9b:Truss/Prolyte/H30V:Truss-Prolyte-H30V
diff --git a/h30v/blender_assets.cats.txt~ b/h30v/blender_assets.cats.txt~
new file mode 100644
index 0000000..316e371
--- /dev/null
+++ b/h30v/blender_assets.cats.txt~
@@ -0,0 +1,11 @@
+# This is an Asset Catalog Definition file for Blender.
+#
+# Empty lines and lines starting with `#` will be ignored.
+# The first non-ignored line should be the version indicator.
+# Other lines are of the format "UUID:catalog/path/for/assets:simple catalog name"
+
+VERSION 1
+
+7af4f1da-def1-4a9e-8ccf-e726f18271ee:Truss:Truss
+bd8ca632-7364-4a0c-a238-8c0d9ce780f7:Truss/Prolyte:Truss-Prolyte
+b549b90d-e772-493d-a240-83753fb6dd9b:Truss/Prolyte/H30V:Truss-Prolyte-H30V
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diff --git a/h40v/blender_assets.cats.txt b/h40v/blender_assets.cats.txt
new file mode 100644
index 0000000..d0b993a
--- /dev/null
+++ b/h40v/blender_assets.cats.txt
@@ -0,0 +1,11 @@
+# This is an Asset Catalog Definition file for Blender.
+#
+# Empty lines and lines starting with `#` will be ignored.
+# The first non-ignored line should be the version indicator.
+# Other lines are of the format "UUID:catalog/path/for/assets:simple catalog name"
+
+VERSION 1
+
+922ce752-5add-464f-b698-ddadccf09ec7:Truss:Truss
+f6a425c5-611c-4381-9c8f-e2ad773297cb:Truss/Prolyte:Truss-Prolyte
+9dbaf8a7-01c6-4627-aee4-8d9e2fc81b6e:Truss/Prolyte/H40V:Truss-Prolyte-H40V
diff --git a/h40v/blender_assets.cats.txt~ b/h40v/blender_assets.cats.txt~
new file mode 100644
index 0000000..d0b993a
--- /dev/null
+++ b/h40v/blender_assets.cats.txt~
@@ -0,0 +1,11 @@
+# This is an Asset Catalog Definition file for Blender.
+#
+# Empty lines and lines starting with `#` will be ignored.
+# The first non-ignored line should be the version indicator.
+# Other lines are of the format "UUID:catalog/path/for/assets:simple catalog name"
+
+VERSION 1
+
+922ce752-5add-464f-b698-ddadccf09ec7:Truss:Truss
+f6a425c5-611c-4381-9c8f-e2ad773297cb:Truss/Prolyte:Truss-Prolyte
+9dbaf8a7-01c6-4627-aee4-8d9e2fc81b6e:Truss/Prolyte/H40V:Truss-Prolyte-H40V
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