diff --git a/cloud-runtimes-api/pom.xml b/cloud-runtimes-api/pom.xml
index 9aa622b..1c2d45b 100644
--- a/cloud-runtimes-api/pom.xml
+++ b/cloud-runtimes-api/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <groupId>group.rxcloud</groupId>
         <artifactId>cloud-runtimes</artifactId>
-        <version>1.17.RELEASE</version>
+        <version>1.18.RELEASE</version>
     </parent>
 
     <artifactId>cloud-runtimes-api</artifactId>
diff --git a/cloud-runtimes-api/src/main/java/group/rxcloud/cloudruntimes/domain/NativeProtocolCloudRuntimes.java b/cloud-runtimes-api/src/main/java/group/rxcloud/cloudruntimes/domain/NativeProtocolCloudRuntimes.java
index 19b134f..ee26d17 100644
--- a/cloud-runtimes-api/src/main/java/group/rxcloud/cloudruntimes/domain/NativeProtocolCloudRuntimes.java
+++ b/cloud-runtimes-api/src/main/java/group/rxcloud/cloudruntimes/domain/NativeProtocolCloudRuntimes.java
@@ -21,9 +21,13 @@
 import group.rxcloud.cloudruntimes.domain.nativeproto.NativeSqlRuntimes;
 import group.rxcloud.cloudruntimes.domain.nativeproto.awss3.DeleteObjectInput;
 import group.rxcloud.cloudruntimes.domain.nativeproto.awss3.DeleteObjectOutput;
+import group.rxcloud.cloudruntimes.domain.nativeproto.awss3.IsObjectExistInput;
+import group.rxcloud.cloudruntimes.domain.nativeproto.awss3.IsObjectExistOutput;
 import group.rxcloud.cloudruntimes.domain.nativeproto.awss3.GetObjectInput;
 import group.rxcloud.cloudruntimes.domain.nativeproto.awss3.GetObjectOutput;
 import group.rxcloud.cloudruntimes.domain.nativeproto.awss3.InitRequest;
+import group.rxcloud.cloudruntimes.domain.nativeproto.awss3.ListObjectsInput;
+import group.rxcloud.cloudruntimes.domain.nativeproto.awss3.ListObjectsOutput;
 import group.rxcloud.cloudruntimes.domain.nativeproto.awss3.PutObjectInput;
 import group.rxcloud.cloudruntimes.domain.nativeproto.awss3.PutObjectOutput;
 import group.rxcloud.cloudruntimes.domain.nativeproto.redis.geo.GeoRadiusResponse;
@@ -611,4 +615,14 @@ default Mono<GetObjectOutput> getObject(GetObjectInput getObjectInput) {
     default Mono<DeleteObjectOutput> deleteObject(DeleteObjectInput deleteObjectInput) {
         throw new UnsupportedOperationException("CloudRuntimes Operate Unsupported.");
     }
+
+    @Override
+    default Mono<ListObjectsOutput> listObjects(ListObjectsInput listObjectsInput) {
+        throw new UnsupportedOperationException("CloudRuntimes Operate Unsupported.");
+    }
+
+    @Override
+    default Mono<IsObjectExistOutput> isObjectExist(IsObjectExistInput isObjectExistInput) {
+        throw new UnsupportedOperationException("CloudRuntimes Operate Unsupported.");
+    }
 }
diff --git a/cloud-runtimes-api/src/main/java/group/rxcloud/cloudruntimes/domain/nativeproto/NativeAwsS3Runtimes.java b/cloud-runtimes-api/src/main/java/group/rxcloud/cloudruntimes/domain/nativeproto/NativeAwsS3Runtimes.java
index 39ece05..d7dec29 100644
--- a/cloud-runtimes-api/src/main/java/group/rxcloud/cloudruntimes/domain/nativeproto/NativeAwsS3Runtimes.java
+++ b/cloud-runtimes-api/src/main/java/group/rxcloud/cloudruntimes/domain/nativeproto/NativeAwsS3Runtimes.java
@@ -18,9 +18,13 @@
 
 import group.rxcloud.cloudruntimes.domain.nativeproto.awss3.DeleteObjectInput;
 import group.rxcloud.cloudruntimes.domain.nativeproto.awss3.DeleteObjectOutput;
+import group.rxcloud.cloudruntimes.domain.nativeproto.awss3.IsObjectExistInput;
+import group.rxcloud.cloudruntimes.domain.nativeproto.awss3.IsObjectExistOutput;
 import group.rxcloud.cloudruntimes.domain.nativeproto.awss3.GetObjectInput;
 import group.rxcloud.cloudruntimes.domain.nativeproto.awss3.GetObjectOutput;
 import group.rxcloud.cloudruntimes.domain.nativeproto.awss3.InitRequest;
+import group.rxcloud.cloudruntimes.domain.nativeproto.awss3.ListObjectsInput;
+import group.rxcloud.cloudruntimes.domain.nativeproto.awss3.ListObjectsOutput;
 import group.rxcloud.cloudruntimes.domain.nativeproto.awss3.PutObjectInput;
 import group.rxcloud.cloudruntimes.domain.nativeproto.awss3.PutObjectOutput;
 import reactor.core.publisher.Mono;
@@ -60,4 +64,18 @@ public interface NativeAwsS3Runtimes {
      * @return mono of result
      */
     Mono<DeleteObjectOutput> deleteObject(DeleteObjectInput deleteObjectInput);
+
+    /**
+     * List objects from oss.
+     * @param listObjectsInput
+     * @return
+     */
+    Mono<ListObjectsOutput> listObjects(ListObjectsInput listObjectsInput);
+
+    /**
+     * Check if an object exists.
+     * @param isObjectExistInput
+     * @return
+     */
+    Mono<IsObjectExistOutput> isObjectExist(IsObjectExistInput isObjectExistInput);
 }
diff --git a/cloud-runtimes-api/src/main/java/group/rxcloud/cloudruntimes/domain/nativeproto/awss3/IsObjectExistInput.java b/cloud-runtimes-api/src/main/java/group/rxcloud/cloudruntimes/domain/nativeproto/awss3/IsObjectExistInput.java
new file mode 100644
index 0000000..b242bff
--- /dev/null
+++ b/cloud-runtimes-api/src/main/java/group/rxcloud/cloudruntimes/domain/nativeproto/awss3/IsObjectExistInput.java
@@ -0,0 +1,47 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package group.rxcloud.cloudruntimes.domain.nativeproto.awss3;
+
+/**
+ * Check if an object exists.
+ */
+public class IsObjectExistInput {
+    /**
+     * Required. The bucket name containing the object.
+     */
+    private String bucket;
+    /**
+     * Required. Key of the object to get.
+     */
+    private String key;
+
+    public String getBucket() {
+        return bucket;
+    }
+
+    public void setBucket(String bucket) {
+        this.bucket = bucket;
+    }
+
+    public String getKey() {
+        return key;
+    }
+
+    public void setKey(String key) {
+        this.key = key;
+    }
+}
diff --git a/cloud-runtimes-api/src/main/java/group/rxcloud/cloudruntimes/domain/nativeproto/awss3/IsObjectExistOutput.java b/cloud-runtimes-api/src/main/java/group/rxcloud/cloudruntimes/domain/nativeproto/awss3/IsObjectExistOutput.java
new file mode 100644
index 0000000..8f82508
--- /dev/null
+++ b/cloud-runtimes-api/src/main/java/group/rxcloud/cloudruntimes/domain/nativeproto/awss3/IsObjectExistOutput.java
@@ -0,0 +1,35 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package group.rxcloud.cloudruntimes.domain.nativeproto.awss3;
+
+/**
+ * Check if an object exists
+ */
+public class IsObjectExistOutput {
+    /**
+     * Object exist or not.
+     */
+    private Boolean fileExist;
+
+    public Boolean getFileExist() {
+        return fileExist;
+    }
+
+    public void setFileExist(Boolean fileExist) {
+        this.fileExist = fileExist;
+    }
+}
diff --git a/cloud-runtimes-api/src/main/java/group/rxcloud/cloudruntimes/domain/nativeproto/awss3/ListObjectsInput.java b/cloud-runtimes-api/src/main/java/group/rxcloud/cloudruntimes/domain/nativeproto/awss3/ListObjectsInput.java
new file mode 100644
index 0000000..e4cebf0
--- /dev/null
+++ b/cloud-runtimes-api/src/main/java/group/rxcloud/cloudruntimes/domain/nativeproto/awss3/ListObjectsInput.java
@@ -0,0 +1,75 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package group.rxcloud.cloudruntimes.domain.nativeproto.awss3;
+
+/**
+ * List objects from oss by bucket name
+ */
+public class ListObjectsInput {
+    /**
+     * Sets the maximum number of keys returned in the response. By default the action
+     * returns up to 1,000 key names. The response might contain fewer keys but will
+     * never contain more.
+     */
+    private Integer maxKeys;
+    /**
+     * Marker is where you want Amazon S3 to start listing from. Amazon S3 starts
+     * listing after this specified key. Marker can be any key in the bucket.
+     */
+    private String marker ;
+    /**
+     * Bucket name.
+     */
+    private String bucket;
+
+    /**
+     * Limits the response to keys that begin with the specified prefix.
+     */
+    private String prefix;
+
+    public Integer getMaxKeys() {
+        return maxKeys;
+    }
+
+    public void setMaxKeys(Integer maxKeys) {
+        this.maxKeys = maxKeys;
+    }
+
+    public String getMarker() {
+        return marker;
+    }
+
+    public void setMarker(String marker) {
+        this.marker = marker;
+    }
+
+    public String getBucket() {
+        return bucket;
+    }
+
+    public void setBucket(String bucket) {
+        this.bucket = bucket;
+    }
+
+    public String getPrefix() {
+        return prefix;
+    }
+
+    public void setPrefix(String prefix) {
+        this.prefix = prefix;
+    }
+}
diff --git a/cloud-runtimes-api/src/main/java/group/rxcloud/cloudruntimes/domain/nativeproto/awss3/ListObjectsOutput.java b/cloud-runtimes-api/src/main/java/group/rxcloud/cloudruntimes/domain/nativeproto/awss3/ListObjectsOutput.java
new file mode 100644
index 0000000..6fcb7a9
--- /dev/null
+++ b/cloud-runtimes-api/src/main/java/group/rxcloud/cloudruntimes/domain/nativeproto/awss3/ListObjectsOutput.java
@@ -0,0 +1,117 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package group.rxcloud.cloudruntimes.domain.nativeproto.awss3;
+
+import java.util.List;
+
+/**
+ * List objects from oss by bucket name
+ */
+public class ListObjectsOutput {
+    /**
+     * Key List.
+     */
+    private List<String> contents;
+    /**
+     * A flag that indicates whether Amazon S3 returned all of the results that satisfied the search criteria.
+     */
+    private Boolean isTruncated;
+
+    /**
+     * Indicates where in the bucket listing begins. Marker is included in the response
+     * if it was sent with the request.
+     */
+    private String marker;
+
+    /**
+     * When response is truncated (the IsTruncated element value in the response is
+     * true), you can use the key name in this field as marker in the subsequent
+     * request to get next set of objects.
+     */
+    private String nextMarker;
+
+    /**
+     * Keys that begin with the indicated prefix.
+     */
+    private String prefix;
+
+    /**
+     * The maximum number of keys returned in the response body.
+     */
+    private Integer maxKeys;
+
+    /**
+     * The bucket name.
+     */
+    private String name;
+
+    public List<String> getContents() {
+        return contents;
+    }
+
+    public void setContents(List<String> contents) {
+        this.contents = contents;
+    }
+
+    public Boolean getTruncated() {
+        return isTruncated;
+    }
+
+    public void setTruncated(Boolean truncated) {
+        isTruncated = truncated;
+    }
+
+    public String getMarker() {
+        return marker;
+    }
+
+    public void setMarker(String marker) {
+        this.marker = marker;
+    }
+
+    public String getNextMarker() {
+        return nextMarker;
+    }
+
+    public void setNextMarker(String nextMarker) {
+        this.nextMarker = nextMarker;
+    }
+
+    public String getPrefix() {
+        return prefix;
+    }
+
+    public void setPrefix(String prefix) {
+        this.prefix = prefix;
+    }
+
+    public Integer getMaxKeys() {
+        return maxKeys;
+    }
+
+    public void setMaxKeys(Integer maxKeys) {
+        this.maxKeys = maxKeys;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+}
diff --git a/cloud-runtimes-capa/pom.xml b/cloud-runtimes-capa/pom.xml
index 7077726..c36f134 100644
--- a/cloud-runtimes-capa/pom.xml
+++ b/cloud-runtimes-capa/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>cloud-runtimes</artifactId>
         <groupId>group.rxcloud</groupId>
-        <version>1.17.RELEASE</version>
+        <version>1.18.RELEASE</version>
     </parent>
 
     <artifactId>cloud-runtimes-capa</artifactId>
diff --git a/cloud-runtimes-capa/src/main/java/group/rxcloud/cloudruntimes/capa/CapaCloudRuntimesClient.java b/cloud-runtimes-capa/src/main/java/group/rxcloud/cloudruntimes/capa/CapaCloudRuntimesClient.java
index ba02704..caee068 100644
--- a/cloud-runtimes-capa/src/main/java/group/rxcloud/cloudruntimes/capa/CapaCloudRuntimesClient.java
+++ b/cloud-runtimes-capa/src/main/java/group/rxcloud/cloudruntimes/capa/CapaCloudRuntimesClient.java
@@ -62,9 +62,13 @@
 import group.rxcloud.cloudruntimes.domain.enhanced.lock.UnlockResponse;
 import group.rxcloud.cloudruntimes.domain.nativeproto.awss3.DeleteObjectInput;
 import group.rxcloud.cloudruntimes.domain.nativeproto.awss3.DeleteObjectOutput;
+import group.rxcloud.cloudruntimes.domain.nativeproto.awss3.IsObjectExistInput;
+import group.rxcloud.cloudruntimes.domain.nativeproto.awss3.IsObjectExistOutput;
 import group.rxcloud.cloudruntimes.domain.nativeproto.awss3.GetObjectInput;
 import group.rxcloud.cloudruntimes.domain.nativeproto.awss3.GetObjectOutput;
 import group.rxcloud.cloudruntimes.domain.nativeproto.awss3.InitRequest;
+import group.rxcloud.cloudruntimes.domain.nativeproto.awss3.ListObjectsInput;
+import group.rxcloud.cloudruntimes.domain.nativeproto.awss3.ListObjectsOutput;
 import group.rxcloud.cloudruntimes.domain.nativeproto.awss3.PutObjectInput;
 import group.rxcloud.cloudruntimes.domain.nativeproto.awss3.PutObjectOutput;
 import group.rxcloud.cloudruntimes.utils.TypeRef;
@@ -559,4 +563,14 @@ public Mono<GetObjectOutput> getObject(GetObjectInput getObjectInput) {
     public Mono<DeleteObjectOutput> deleteObject(DeleteObjectInput deleteObjectInput) {
         return DefaultCloudRuntimesClient.super.deleteObject(deleteObjectInput);
     }
+
+    @Override
+    public Mono<ListObjectsOutput> listObjects(ListObjectsInput listObjectsInput) {
+        return DefaultCloudRuntimesClient.super.listObjects(listObjectsInput);
+    }
+
+    @Override
+    public Mono<IsObjectExistOutput> isObjectExist(IsObjectExistInput isObjectExistInput) {
+        return DefaultCloudRuntimesClient.super.isObjectExist(isObjectExistInput);
+    }
 }
diff --git a/cloud-runtimes-dapr/pom.xml b/cloud-runtimes-dapr/pom.xml
index 5398567..da46889 100644
--- a/cloud-runtimes-dapr/pom.xml
+++ b/cloud-runtimes-dapr/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>cloud-runtimes</artifactId>
         <groupId>group.rxcloud</groupId>
-        <version>1.17.RELEASE</version>
+        <version>1.18.RELEASE</version>
     </parent>
 
     <artifactId>cloud-runtimes-dapr</artifactId>
diff --git a/cloud-runtimes-layotto/pom.xml b/cloud-runtimes-layotto/pom.xml
index c28eb2a..b447fb5 100644
--- a/cloud-runtimes-layotto/pom.xml
+++ b/cloud-runtimes-layotto/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>cloud-runtimes</artifactId>
         <groupId>group.rxcloud</groupId>
-        <version>1.17.RELEASE</version>
+        <version>1.18.RELEASE</version>
     </parent>
 
     <artifactId>cloud-runtimes-layotto</artifactId>
diff --git a/pom.xml b/pom.xml
index 2225765..c7a183b 100644
--- a/pom.xml
+++ b/pom.xml
@@ -23,7 +23,7 @@
     <groupId>group.rxcloud</groupId>
     <artifactId>cloud-runtimes</artifactId>
     <packaging>pom</packaging>
-    <version>1.17.RELEASE</version>
+    <version>1.18.RELEASE</version>
 
     <name>cloud-runtimes-jvm</name>
     <description>Cloud Runtimes Specification for the JVM.</description>