diff --git a/plugins/scaffolder-backend/src/scaffolder/actions/builtin/catalog/register.ts b/plugins/scaffolder-backend/src/scaffolder/actions/builtin/catalog/register.ts
index 1b30268d9d..4b9f883706 100644
--- a/plugins/scaffolder-backend/src/scaffolder/actions/builtin/catalog/register.ts
+++ b/plugins/scaffolder-backend/src/scaffolder/actions/builtin/catalog/register.ts
@@ -84,6 +84,18 @@ export function createCatalogRegisterAction(options: {
           },
         ],
       },
+      output: {
+        type: 'object',
+        required: ['catalogInfoUrl'],
+        properties: {
+          entityRef: {
+            type: 'string',
+          },
+          catalogInfoUrl: {
+            type: 'string',
+          },
+        },
+      },
     },
     async handler(ctx) {
       const { input } = ctx;
diff --git a/plugins/scaffolder-backend/src/scaffolder/actions/builtin/catalog/write.ts b/plugins/scaffolder-backend/src/scaffolder/actions/builtin/catalog/write.ts
index b55e521784..da758898dc 100644
--- a/plugins/scaffolder-backend/src/scaffolder/actions/builtin/catalog/write.ts
+++ b/plugins/scaffolder-backend/src/scaffolder/actions/builtin/catalog/write.ts
@@ -46,6 +46,7 @@ export function createCatalogWriteAction() {
         },
       },
     },
+    supportsDryRun: true,
     async handler(ctx) {
       ctx.logStream.write(`Writing catalog-info.yaml`);
       const { filePath, entity } = ctx.input;
diff --git a/plugins/scaffolder-backend/src/scaffolder/actions/builtin/debug/log.ts b/plugins/scaffolder-backend/src/scaffolder/actions/builtin/debug/log.ts
index 59d4c333c6..99d030b772 100644
--- a/plugins/scaffolder-backend/src/scaffolder/actions/builtin/debug/log.ts
+++ b/plugins/scaffolder-backend/src/scaffolder/actions/builtin/debug/log.ts
@@ -51,6 +51,7 @@ export function createDebugLogAction() {
         },
       },
     },
+    supportsDryRun: true,
     async handler(ctx) {
       ctx.logger.info(JSON.stringify(ctx.input, null, 2));
 
diff --git a/plugins/scaffolder-backend/src/scaffolder/actions/builtin/fetch/plain.ts b/plugins/scaffolder-backend/src/scaffolder/actions/builtin/fetch/plain.ts
index 6dbe08f61b..9dc82068c0 100644
--- a/plugins/scaffolder-backend/src/scaffolder/actions/builtin/fetch/plain.ts
+++ b/plugins/scaffolder-backend/src/scaffolder/actions/builtin/fetch/plain.ts
@@ -54,6 +54,7 @@ export function createFetchPlainAction(options: {
         },
       },
     },
+    supportsDryRun: true,
     async handler(ctx) {
       ctx.logger.info('Fetching plain content from remote URL');
 
diff --git a/plugins/scaffolder-backend/src/scaffolder/actions/builtin/fetch/template.ts b/plugins/scaffolder-backend/src/scaffolder/actions/builtin/fetch/template.ts
index 3d3d319c57..041263c90c 100644
--- a/plugins/scaffolder-backend/src/scaffolder/actions/builtin/fetch/template.ts
+++ b/plugins/scaffolder-backend/src/scaffolder/actions/builtin/fetch/template.ts
@@ -101,6 +101,7 @@ export function createFetchTemplateAction(options: {
         },
       },
     },
+    supportsDryRun: true,
     async handler(ctx) {
       ctx.logger.info('Fetching template content from remote URL');
 
diff --git a/plugins/scaffolder-backend/src/scaffolder/actions/builtin/filesystem/delete.ts b/plugins/scaffolder-backend/src/scaffolder/actions/builtin/filesystem/delete.ts
index bf2953e75a..757e9c682e 100644
--- a/plugins/scaffolder-backend/src/scaffolder/actions/builtin/filesystem/delete.ts
+++ b/plugins/scaffolder-backend/src/scaffolder/actions/builtin/filesystem/delete.ts
@@ -42,6 +42,7 @@ export const createFilesystemDeleteAction = () => {
         },
       },
     },
+    supportsDryRun: true,
     async handler(ctx) {
       if (!Array.isArray(ctx.input?.files)) {
         throw new InputError('files must be an Array');
diff --git a/plugins/scaffolder-backend/src/scaffolder/actions/builtin/filesystem/rename.ts b/plugins/scaffolder-backend/src/scaffolder/actions/builtin/filesystem/rename.ts
index 7c8dad7559..654ee7b150 100644
--- a/plugins/scaffolder-backend/src/scaffolder/actions/builtin/filesystem/rename.ts
+++ b/plugins/scaffolder-backend/src/scaffolder/actions/builtin/filesystem/rename.ts
@@ -66,6 +66,7 @@ export const createFilesystemRenameAction = () => {
         },
       },
     },
+    supportsDryRun: true,
     async handler(ctx) {
       if (!Array.isArray(ctx.input?.files)) {
         throw new InputError('files must be an Array');