diff --git a/packages/repo-tools/templates/typescript-backstage/model.mustache b/packages/repo-tools/templates/typescript-backstage/model.mustache
index 77f186dd5f..97d7858cb2 100644
--- a/packages/repo-tools/templates/typescript-backstage/model.mustache
+++ b/packages/repo-tools/templates/typescript-backstage/model.mustache
@@ -1,3 +1,4 @@
+{{! Sourced from https://github.com/OpenAPITools/openapi-generator/blob/7347daec61b2cb8d3d28e1ed06fe8b5e682090f8/modules/openapi-generator/src/main/resources/typescript-angular/model.mustache#L17. }}
 {{>licenseInfo}}
 {{#models}}
 {{#model}}
diff --git a/packages/repo-tools/templates/typescript-backstage/modelAlias.mustache b/packages/repo-tools/templates/typescript-backstage/modelAlias.mustache
index c1c6bf7a5d..351dc37c78 100644
--- a/packages/repo-tools/templates/typescript-backstage/modelAlias.mustache
+++ b/packages/repo-tools/templates/typescript-backstage/modelAlias.mustache
@@ -1 +1,3 @@
+{{! Sourced from https://github.com/OpenAPITools/openapi-generator/blob/7347daec61b2cb8d3d28e1ed06fe8b5e682090f8/modules/openapi-generator/src/main/resources/typescript-angular/modelAlias.mustache }}
+
 export type {{classname}} = {{dataType}};
\ No newline at end of file
diff --git a/packages/repo-tools/templates/typescript-backstage/modelEnum.mustache b/packages/repo-tools/templates/typescript-backstage/modelEnum.mustache
index 7a7d2299e1..0deab70f02 100644
--- a/packages/repo-tools/templates/typescript-backstage/modelEnum.mustache
+++ b/packages/repo-tools/templates/typescript-backstage/modelEnum.mustache
@@ -1,3 +1,5 @@
+{{! Sourced from https://github.com/OpenAPITools/openapi-generator/blob/7347daec61b2cb8d3d28e1ed06fe8b5e682090f8/modules/openapi-generator/src/main/resources/typescript-angular/modelEnum.mustache }}
+
 {{#stringEnums}}
 export enum {{classname}} {
 {{#allowableValues}}
diff --git a/packages/repo-tools/templates/typescript-backstage/modelGeneric.mustache b/packages/repo-tools/templates/typescript-backstage/modelGeneric.mustache
index ce42680532..d51eeaed80 100644
--- a/packages/repo-tools/templates/typescript-backstage/modelGeneric.mustache
+++ b/packages/repo-tools/templates/typescript-backstage/modelGeneric.mustache
@@ -1,3 +1,5 @@
+{{! Sourced from https://github.com/OpenAPITools/openapi-generator/blob/7347daec61b2cb8d3d28e1ed06fe8b5e682090f8/modules/openapi-generator/src/main/resources/typescript-angular/modelGeneric.mustache }}
+
 {{#models}}
 {{#model}}
 
diff --git a/packages/repo-tools/templates/typescript-backstage/modelGenericAdditionalProperties.mustache b/packages/repo-tools/templates/typescript-backstage/modelGenericAdditionalProperties.mustache
index e6499ce9d6..b8d7d1ceb7 100644
--- a/packages/repo-tools/templates/typescript-backstage/modelGenericAdditionalProperties.mustache
+++ b/packages/repo-tools/templates/typescript-backstage/modelGenericAdditionalProperties.mustache
@@ -1,3 +1,5 @@
+{{! Sourced from https://github.com/OpenAPITools/openapi-generator/blob/7347daec61b2cb8d3d28e1ed06fe8b5e682090f8/modules/openapi-generator/src/main/resources/typescript-angular/modelGenericAdditionalProperties.mustache }}
+
 {{#additionalPropertiesType}}
 
   [key: string]: {{{additionalPropertiesType}}}{{#hasVars}} | any{{/hasVars}};
diff --git a/packages/repo-tools/templates/typescript-backstage/modelGenericEnums.mustache b/packages/repo-tools/templates/typescript-backstage/modelGenericEnums.mustache
index a824e55ec5..8d7b49c9c3 100644
--- a/packages/repo-tools/templates/typescript-backstage/modelGenericEnums.mustache
+++ b/packages/repo-tools/templates/typescript-backstage/modelGenericEnums.mustache
@@ -1,3 +1,5 @@
+{{! Sourced from https://github.com/OpenAPITools/openapi-generator/blob/7347daec61b2cb8d3d28e1ed06fe8b5e682090f8/modules/openapi-generator/src/main/resources/typescript-angular/modelGenericEnums.mustache }}
+
 {{#hasEnums}}
 
 {{^stringEnums}}
diff --git a/packages/repo-tools/templates/typescript-backstage/modelOneOf.mustache b/packages/repo-tools/templates/typescript-backstage/modelOneOf.mustache
index 66085a7f71..b261789c3d 100644
--- a/packages/repo-tools/templates/typescript-backstage/modelOneOf.mustache
+++ b/packages/repo-tools/templates/typescript-backstage/modelOneOf.mustache
@@ -1,3 +1,5 @@
+{{! Sourced from https://github.com/OpenAPITools/openapi-generator/blob/7347daec61b2cb8d3d28e1ed06fe8b5e682090f8/modules/openapi-generator/src/main/resources/typescript-angular/modelOneOf.mustache }}
+
 {{#hasImports}}
 import {
     {{#imports}}
diff --git a/packages/repo-tools/templates/typescript-backstage/modelTaggedUnion.mustache b/packages/repo-tools/templates/typescript-backstage/modelTaggedUnion.mustache
index 24a9c0f0b6..a3f5e00904 100644
--- a/packages/repo-tools/templates/typescript-backstage/modelTaggedUnion.mustache
+++ b/packages/repo-tools/templates/typescript-backstage/modelTaggedUnion.mustache
@@ -1,3 +1,5 @@
+{{! Sourced from https://github.com/OpenAPITools/openapi-generator/blob/7347daec61b2cb8d3d28e1ed06fe8b5e682090f8/modules/openapi-generator/src/main/resources/typescript-angular/modelTaggedUnion.mustache }}
+
 {{#discriminator}}
 export type {{classname}} = {{#children}}{{^-first}} | {{/-first}}{{classname}}{{/children}};
 {{/discriminator}}