diff --git a/src/Aspire.Hosting.Kafka/KafkaContainerImageTags.cs b/src/Aspire.Hosting.Kafka/KafkaContainerImageTags.cs
index 617173ec59f..85c5a41ee49 100644
--- a/src/Aspire.Hosting.Kafka/KafkaContainerImageTags.cs
+++ b/src/Aspire.Hosting.Kafka/KafkaContainerImageTags.cs
@@ -11,8 +11,8 @@ internal static class KafkaContainerImageTags
     /// <remarks>confluentinc/confluent-local</remarks>
     public const string Image = "confluentinc/confluent-local";
 
-    /// <remarks>8.0.0</remarks>
-    public const string Tag = "8.0.0";
+    /// <remarks>8.1.0</remarks>
+    public const string Tag = "8.1.0";
 
     /// <remarks>kafbat/kafka-ui</remarks>
     public const string KafkaUiImage = "kafbat/kafka-ui";
diff --git a/src/Aspire.Hosting.Keycloak/KeycloakContainerImageTags.cs b/src/Aspire.Hosting.Keycloak/KeycloakContainerImageTags.cs
index 16774f2cf96..284c9d939e7 100644
--- a/src/Aspire.Hosting.Keycloak/KeycloakContainerImageTags.cs
+++ b/src/Aspire.Hosting.Keycloak/KeycloakContainerImageTags.cs
@@ -11,8 +11,8 @@ internal static class KeycloakContainerImageTags
     /// <remarks>keycloak/keycloak</remarks>
     public const string Image = "keycloak/keycloak";
 
-    /// <remarks>26.3</remarks>
-    public const string Tag = "26.3";
+    /// <remarks>26.4</remarks>
+    public const string Tag = "26.4";
 
     // <remarks>1000</remarks>>
     public const int ContainerUser = 1000;
diff --git a/src/Aspire.Hosting.MongoDB/MongoDBContainerImageTags.cs b/src/Aspire.Hosting.MongoDB/MongoDBContainerImageTags.cs
index 755c5485da3..d3c8cf5427c 100644
--- a/src/Aspire.Hosting.MongoDB/MongoDBContainerImageTags.cs
+++ b/src/Aspire.Hosting.MongoDB/MongoDBContainerImageTags.cs
@@ -11,8 +11,8 @@ internal static class MongoDBContainerImageTags
     /// <remarks>library/mongo</remarks>
     public const string Image = "library/mongo";
 
-    /// <remarks>8.0</remarks>
-    public const string Tag = "8.0";
+    /// <remarks>8.2</remarks>
+    public const string Tag = "8.2";
 
     /// <remarks>docker.io</remarks>
     public const string MongoExpressRegistry = "docker.io";
diff --git a/src/Aspire.Hosting.MySql/MySqlContainerImageTags.cs b/src/Aspire.Hosting.MySql/MySqlContainerImageTags.cs
index 4cf4a86500a..b7710dcebfe 100644
--- a/src/Aspire.Hosting.MySql/MySqlContainerImageTags.cs
+++ b/src/Aspire.Hosting.MySql/MySqlContainerImageTags.cs
@@ -11,8 +11,8 @@ internal static class MySqlContainerImageTags
     /// <remarks>library/mysql</remarks>
     public const string Image = "library/mysql";
 
-    /// <remarks>9.4</remarks>
-    public const string Tag = "9.4";
+    /// <remarks>9.5</remarks>
+    public const string Tag = "9.5";
 
     /// <remarks>library/phpmyadmin</remarks>
     public const string PhpMyAdminImage = "library/phpmyadmin";
diff --git a/src/Aspire.Hosting.Nats/NatsContainerImageTags.cs b/src/Aspire.Hosting.Nats/NatsContainerImageTags.cs
index ba6b3683ba5..21492c4bf7a 100644
--- a/src/Aspire.Hosting.Nats/NatsContainerImageTags.cs
+++ b/src/Aspire.Hosting.Nats/NatsContainerImageTags.cs
@@ -11,6 +11,6 @@ internal static class NatsContainerImageTags
     /// <remarks>library/nats</remarks>
     public const string Image = "library/nats";
 
-    /// <remarks>2.11</remarks>
-    public const string Tag = "2.11";
+    /// <remarks>2.12</remarks>
+    public const string Tag = "2.12";
 }
diff --git a/src/Aspire.Hosting.Oracle/OracleContainerImageTags.cs b/src/Aspire.Hosting.Oracle/OracleContainerImageTags.cs
index 13d8e021d14..bd23679dfba 100644
--- a/src/Aspire.Hosting.Oracle/OracleContainerImageTags.cs
+++ b/src/Aspire.Hosting.Oracle/OracleContainerImageTags.cs
@@ -11,6 +11,6 @@ internal static class OracleContainerImageTags
     /// <remarks>database/free</remarks>
     public const string Image = "database/free";
 
-    /// <remarks>23.9.0.0</remarks>
-    public const string Tag = "23.9.0.0";
+    /// <remarks>23.26.0.0</remarks>
+    public const string Tag = "23.26.0.0";
 }
diff --git a/src/Aspire.Hosting.PostgreSQL/PostgresBuilderExtensions.cs b/src/Aspire.Hosting.PostgreSQL/PostgresBuilderExtensions.cs
index 780d65cc401..733d69b3cc8 100644
--- a/src/Aspire.Hosting.PostgreSQL/PostgresBuilderExtensions.cs
+++ b/src/Aspire.Hosting.PostgreSQL/PostgresBuilderExtensions.cs
@@ -106,7 +106,10 @@ public static IResourceBuilder<PostgresServerResource> AddPostgres(this IDistrib
                       .WithImage(PostgresContainerImageTags.Image, PostgresContainerImageTags.Tag)
                       .WithImageRegistry(PostgresContainerImageTags.Registry)
                       .WithEnvironment("POSTGRES_HOST_AUTH_METHOD", "scram-sha-256")
-                      .WithEnvironment("POSTGRES_INITDB_ARGS", "--auth-host=scram-sha-256 --auth-local=scram-sha-256")
+                      // PostgreSQL 18+ enables data checksums by default. We disable them to maintain backward compatibility
+                      // with existing volumes that don't have checksums enabled, preventing initialization failures when
+                      // reusing data directories from earlier versions.
+                      .WithEnvironment("POSTGRES_INITDB_ARGS", "--auth-host=scram-sha-256 --auth-local=scram-sha-256 --no-data-checksums")
                       .WithEnvironment(context =>
                       {
                           context.EnvironmentVariables[UserEnvVarName] = postgresServer.UserNameReference;
@@ -369,8 +372,12 @@ public static IResourceBuilder<PostgresServerResource> WithDataVolume(this IReso
     {
         ArgumentNullException.ThrowIfNull(builder);
 
+        // PostgreSQL 18+ Docker images changed the data directory structure to use major-version-specific
+        // subdirectories (e.g., /var/lib/postgresql/data/18). The mount point must be /var/lib/postgresql
+        // instead of /var/lib/postgresql/data to accommodate this change. Prior to PostgreSQL 18, the
+        // mount point was /var/lib/postgresql/data.
         return builder.WithVolume(name ?? VolumeNameGenerator.Generate(builder, "data"),
-            "/var/lib/postgresql/data", isReadOnly);
+            "/var/lib/postgresql", isReadOnly);
     }
 
     /// <summary>
@@ -385,7 +392,11 @@ public static IResourceBuilder<PostgresServerResource> WithDataBindMount(this IR
         ArgumentNullException.ThrowIfNull(builder);
         ArgumentException.ThrowIfNullOrEmpty(source);
 
-        return builder.WithBindMount(source, "/var/lib/postgresql/data", isReadOnly);
+        // PostgreSQL 18+ Docker images changed the data directory structure to use major-version-specific
+        // subdirectories (e.g., /var/lib/postgresql/data/18). The mount point must be /var/lib/postgresql
+        // instead of /var/lib/postgresql/data to accommodate this change. Prior to PostgreSQL 18, the
+        // mount point was /var/lib/postgresql/data.
+        return builder.WithBindMount(source, "/var/lib/postgresql", isReadOnly);
     }
 
     /// <summary>
diff --git a/src/Aspire.Hosting.PostgreSQL/PostgresContainerImageTags.cs b/src/Aspire.Hosting.PostgreSQL/PostgresContainerImageTags.cs
index 47ea5d5c0af..3910ca22668 100644
--- a/src/Aspire.Hosting.PostgreSQL/PostgresContainerImageTags.cs
+++ b/src/Aspire.Hosting.PostgreSQL/PostgresContainerImageTags.cs
@@ -11,8 +11,8 @@ internal static class PostgresContainerImageTags
     /// <remarks>library/postgres</remarks>
     public const string Image = "library/postgres";
 
-    /// <remarks>17.6</remarks>
-    public const string Tag = "17.6";
+    /// <remarks>18.0</remarks>
+    public const string Tag = "18.0";
 
     /// <remarks>docker.io</remarks>
     public const string PgAdminRegistry = "docker.io";
@@ -20,8 +20,8 @@ internal static class PostgresContainerImageTags
     /// <remarks>dpage/pgadmin4</remarks>
     public const string PgAdminImage = "dpage/pgadmin4";
 
-    /// <remarks>9.7.0</remarks>
-    public const string PgAdminTag = "9.7.0";
+    /// <remarks>9.9.0</remarks>
+    public const string PgAdminTag = "9.9.0";
 
     /// <remarks>docker.io</remarks>
     public const string PgWebRegistry = "docker.io";
diff --git a/src/Aspire.Hosting.Qdrant/QdrantContainerImageTags.cs b/src/Aspire.Hosting.Qdrant/QdrantContainerImageTags.cs
index d496512b569..35c592e68e3 100644
--- a/src/Aspire.Hosting.Qdrant/QdrantContainerImageTags.cs
+++ b/src/Aspire.Hosting.Qdrant/QdrantContainerImageTags.cs
@@ -11,7 +11,7 @@ internal static class QdrantContainerImageTags
     /// <remarks>qdrant/qdrant</remarks>
     public const string Image = "qdrant/qdrant";
 
-    /// <remarks>v1.15.4</remarks>
-    public const string Tag = "v1.15.4";
+    /// <remarks>v1.15.5</remarks>
+    public const string Tag = "v1.15.5";
 }
 
diff --git a/src/Aspire.Hosting.RabbitMQ/RabbitMQContainerImageTags.cs b/src/Aspire.Hosting.RabbitMQ/RabbitMQContainerImageTags.cs
index 3973ed3d1d0..6c573260c26 100644
--- a/src/Aspire.Hosting.RabbitMQ/RabbitMQContainerImageTags.cs
+++ b/src/Aspire.Hosting.RabbitMQ/RabbitMQContainerImageTags.cs
@@ -11,8 +11,8 @@ internal static class RabbitMQContainerImageTags
     /// <remarks>library/rabbitmq</remarks>
     public const string Image = "library/rabbitmq";
 
-    /// <remarks>4.1</remarks>
-    public const string Tag = "4.1";
+    /// <remarks>4.2</remarks>
+    public const string Tag = "4.2";
 
     /// <remarks><inheritdoc cref="Tag"/>-management</remarks>
     public const string ManagementTag = $"{Tag}-management";
diff --git a/tests/Aspire.Hosting.PostgreSQL.Tests/AddPostgresTests.cs b/tests/Aspire.Hosting.PostgreSQL.Tests/AddPostgresTests.cs
index e88c2c8c54c..e40be45c763 100644
--- a/tests/Aspire.Hosting.PostgreSQL.Tests/AddPostgresTests.cs
+++ b/tests/Aspire.Hosting.PostgreSQL.Tests/AddPostgresTests.cs
@@ -79,7 +79,7 @@ public async Task AddPostgresWithDefaultsAddsAnnotationMetadata()
             env =>
             {
                 Assert.Equal("POSTGRES_INITDB_ARGS", env.Key);
-                Assert.Equal("--auth-host=scram-sha-256 --auth-local=scram-sha-256", env.Value);
+                Assert.Equal("--auth-host=scram-sha-256 --auth-local=scram-sha-256 --no-data-checksums", env.Value);
             },
             env =>
             {
@@ -133,7 +133,7 @@ public async Task AddPostgresAddsAnnotationMetadata()
             env =>
             {
                 Assert.Equal("POSTGRES_INITDB_ARGS", env.Key);
-                Assert.Equal("--auth-host=scram-sha-256 --auth-local=scram-sha-256", env.Value);
+                Assert.Equal("--auth-host=scram-sha-256 --auth-local=scram-sha-256 --no-data-checksums", env.Value);
             },
             env =>
             {
@@ -226,7 +226,7 @@ public async Task AddDatabaseToPostgresAddsAnnotationMetadata()
             env =>
             {
                 Assert.Equal("POSTGRES_INITDB_ARGS", env.Key);
-                Assert.Equal("--auth-host=scram-sha-256 --auth-local=scram-sha-256", env.Value);
+                Assert.Equal("--auth-host=scram-sha-256 --auth-local=scram-sha-256 --no-data-checksums", env.Value);
             },
             env =>
             {
@@ -257,7 +257,7 @@ public async Task VerifyManifest()
               "image": "{{PostgresContainerImageTags.Registry}}/{{PostgresContainerImageTags.Image}}:{{PostgresContainerImageTags.Tag}}",
               "env": {
                 "POSTGRES_HOST_AUTH_METHOD": "scram-sha-256",
-                "POSTGRES_INITDB_ARGS": "--auth-host=scram-sha-256 --auth-local=scram-sha-256",
+                "POSTGRES_INITDB_ARGS": "--auth-host=scram-sha-256 --auth-local=scram-sha-256 --no-data-checksums",
                 "POSTGRES_USER": "postgres",
                 "POSTGRES_PASSWORD": "{pg-password.value}"
               },
@@ -300,7 +300,7 @@ public async Task VerifyManifestWithParameters()
               "image": "{{PostgresContainerImageTags.Registry}}/{{PostgresContainerImageTags.Image}}:{{PostgresContainerImageTags.Tag}}",
               "env": {
                 "POSTGRES_HOST_AUTH_METHOD": "scram-sha-256",
-                "POSTGRES_INITDB_ARGS": "--auth-host=scram-sha-256 --auth-local=scram-sha-256",
+                "POSTGRES_INITDB_ARGS": "--auth-host=scram-sha-256 --auth-local=scram-sha-256 --no-data-checksums",
                 "POSTGRES_USER": "{user.value}",
                 "POSTGRES_PASSWORD": "{pass.value}"
               },
@@ -326,7 +326,7 @@ public async Task VerifyManifestWithParameters()
               "image": "{{PostgresContainerImageTags.Registry}}/{{PostgresContainerImageTags.Image}}:{{PostgresContainerImageTags.Tag}}",
               "env": {
                 "POSTGRES_HOST_AUTH_METHOD": "scram-sha-256",
-                "POSTGRES_INITDB_ARGS": "--auth-host=scram-sha-256 --auth-local=scram-sha-256",
+                "POSTGRES_INITDB_ARGS": "--auth-host=scram-sha-256 --auth-local=scram-sha-256 --no-data-checksums",
                 "POSTGRES_USER": "{user.value}",
                 "POSTGRES_PASSWORD": "{pg2-password.value}"
               },
@@ -352,7 +352,7 @@ public async Task VerifyManifestWithParameters()
               "image": "{{PostgresContainerImageTags.Registry}}/{{PostgresContainerImageTags.Image}}:{{PostgresContainerImageTags.Tag}}",
               "env": {
                 "POSTGRES_HOST_AUTH_METHOD": "scram-sha-256",
-                "POSTGRES_INITDB_ARGS": "--auth-host=scram-sha-256 --auth-local=scram-sha-256",
+                "POSTGRES_INITDB_ARGS": "--auth-host=scram-sha-256 --auth-local=scram-sha-256 --no-data-checksums",
                 "POSTGRES_USER": "postgres",
                 "POSTGRES_PASSWORD": "{pass.value}"
               },
diff --git a/tests/Aspire.Hosting.Tests/ManifestGenerationTests.cs b/tests/Aspire.Hosting.Tests/ManifestGenerationTests.cs
index 4cd53c05c89..9ef6e138755 100644
--- a/tests/Aspire.Hosting.Tests/ManifestGenerationTests.cs
+++ b/tests/Aspire.Hosting.Tests/ManifestGenerationTests.cs
@@ -441,7 +441,7 @@ public void VerifyTestProgramFullManifest()
                   "image": "{{ComponentTestConstants.AspireTestContainerRegistry}}/{{PostgresContainerImageTags.Image}}:{{PostgresContainerImageTags.Tag}}",
                   "env": {
                     "POSTGRES_HOST_AUTH_METHOD": "scram-sha-256",
-                    "POSTGRES_INITDB_ARGS": "--auth-host=scram-sha-256 --auth-local=scram-sha-256",
+                    "POSTGRES_INITDB_ARGS": "--auth-host=scram-sha-256 --auth-local=scram-sha-256 --no-data-checksums",
                     "POSTGRES_USER": "postgres",
                     "POSTGRES_PASSWORD": "{postgres-password.value}",
                     "POSTGRES_DB": "postgresdb"