diff --git a/arangodb/testcontainers/arangodb/__init__.py b/arangodb/testcontainers/arangodb/__init__.py
index f56f1eab7..07590939a 100644
--- a/arangodb/testcontainers/arangodb/__init__.py
+++ b/arangodb/testcontainers/arangodb/__init__.py
@@ -24,7 +24,7 @@ class ArangoDbContainer(DbContainer):
             >>> from testcontainers.arangodb import ArangoDbContainer
             >>> from arango import ArangoClient
 
-            >>> with ArangoDbContainer("arangodb:3.9.1") as arango:
+            >>> with ArangoDbContainer("arangodb:3.11.1") as arango:
             ...    client = ArangoClient(hosts=arango.get_connection_url())
             ...
             ...    # Connect
diff --git a/arangodb/tests/test_arangodb.py b/arangodb/tests/test_arangodb.py
index 7933c2fd1..bad837e28 100644
--- a/arangodb/tests/test_arangodb.py
+++ b/arangodb/tests/test_arangodb.py
@@ -48,7 +48,7 @@ def test_docker_run_arango():
     """
     Test ArangoDB container with default settings.
     """
-    image_version = '3.9.1'
+    image_version = '3.11.1'
     image = f'{ARANGODB_IMAGE_NAME}:{image_version}'
     arango_root_password = 'passwd'
 
@@ -70,7 +70,7 @@ def test_docker_run_arango_without_auth():
     """
     Test ArangoDB container with ARANGO_NO_AUTH var set.
     """
-    image_version = '3.9.1'
+    image_version = '3.11.1'
     image = f'{ARANGODB_IMAGE_NAME}:{image_version}'
 
     with ArangoDbContainer(image, arango_no_auth=True) as arango:
@@ -107,7 +107,7 @@ def test_docker_run_arango_random_root_password():
     """
     Test ArangoDB container with ARANGO_RANDOM_ROOT_PASSWORD var set.
     """
-    image_version = '3.9.1'
+    image_version = '3.11.1'
     image = f'{ARANGODB_IMAGE_NAME}:{image_version}'
     arango_root_password = 'passwd'
 
diff --git a/elasticsearch/tests/test_elasticsearch.py b/elasticsearch/tests/test_elasticsearch.py
index 6bbc57fd0..22f74d8eb 100644
--- a/elasticsearch/tests/test_elasticsearch.py
+++ b/elasticsearch/tests/test_elasticsearch.py
@@ -5,8 +5,8 @@
 from testcontainers.elasticsearch import ElasticSearchContainer
 
 
-# The versions below were the current supported versions at time of writing (2022-08-11)
-@pytest.mark.parametrize('version', ['6.8.23', '7.17.5', '8.3.3'])
+# The versions below should reflect the latest stable releases of maintained versions
+@pytest.mark.parametrize('version', ['7.17.10', '8.8.1'])
 def test_docker_run_elasticsearch(version):
     with ElasticSearchContainer(f'elasticsearch:{version}') as es:
         resp = urllib.request.urlopen(es.get_url())
diff --git a/google/tests/test_google.py b/google/tests/test_google.py
index 6fa506e26..e8236e4a6 100644
--- a/google/tests/test_google.py
+++ b/google/tests/test_google.py
@@ -5,8 +5,8 @@
 
 def test_pubsub_container():
     pubsub: PubSubContainer
-    with PubSubContainer() as pubsub:
-        wait_for_logs(pubsub, r"Server started, listening on \d+", timeout=60)
+    with PubSubContainer("google/cloud-sdk:316.0.0-emulators") as pubsub:
+        wait_for_logs(pubsub, r"Server started, listening on \d+", timeout=120)
         # Create a new topic
         publisher = pubsub.get_publisher_client()
         topic_path = publisher.topic_path(pubsub.project, "my-topic")
diff --git a/keycloak/testcontainers/keycloak/__init__.py b/keycloak/testcontainers/keycloak/__init__.py
index aeb9a4c78..28fcf97a5 100644
--- a/keycloak/testcontainers/keycloak/__init__.py
+++ b/keycloak/testcontainers/keycloak/__init__.py
@@ -11,12 +11,11 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 import os
-import requests
 
 from keycloak import KeycloakAdmin
 
 from testcontainers.core.container import DockerContainer
-from testcontainers.core.waiting_utils import wait_container_is_ready
+from testcontainers.core.waiting_utils import wait_for_logs
 from typing import Optional
 
 
@@ -33,45 +32,33 @@ class KeycloakContainer(DockerContainer):
             >>> with KeycloakContainer() as kc:
             ...    keycloak = kc.get_client()
     """
-    def __init__(self, image="jboss/keycloak:latest", username: Optional[str] = None,
+    def __init__(self, image="quay.io/keycloak/keycloak:latest", username: Optional[str] = None,
                  password: Optional[str] = None, port: int = 8080) -> None:
         super(KeycloakContainer, self).__init__(image=image)
-        self.username = username or os.environ.get("KEYCLOAK_USER", "test")
-        self.password = password or os.environ.get("KEYCLOAK_PASSWORD", "test")
+        self.username = username or os.environ.get("KEYCLOAK_ADMIN", "test")
+        self.password = password or os.environ.get("KEYCLOAK_ADMIN_PASSWORD", "test")
         self.port = port
         self.with_exposed_ports(self.port)
 
     def _configure(self) -> None:
-        self.with_env("KEYCLOAK_USER", self.username)
-        self.with_env("KEYCLOAK_PASSWORD", self.password)
+        self.with_env("KEYCLOAK_ADMIN", self.username)
+        self.with_env("KEYCLOAK_ADMIN_PASSWORD", self.password)
+        self.with_command("start-dev")
 
     def get_url(self) -> str:
         host = self.get_container_host_ip()
         port = self.get_exposed_port(self.port)
         return f"http://{host}:{port}"
 
-    @wait_container_is_ready(requests.exceptions.ConnectionError, requests.exceptions.ReadTimeout)
-    def _connect(self) -> None:
-        url = self.get_url()
-        response = requests.get(f"{url}/auth", timeout=1)
-        response.raise_for_status()
-
     def start(self) -> "KeycloakContainer":
         self._configure()
-        super().start()
-        self._connect()
+        container = super().start()
+        wait_for_logs(container, 'Listening on:')
         return self
 
     def get_client(self, **kwargs) -> KeycloakAdmin:
-        default_kwargs = dict(
-            server_url=f"{self.get_url()}/auth/",
+        return KeycloakAdmin(
+            server_url=f"{self.get_url()}/",
             username=self.username,
             password=self.password,
-            realm_name="master",
-            verify=True,
-        )
-        kwargs = {
-            **default_kwargs,
-            **kwargs
-        }
-        return KeycloakAdmin(**kwargs)
+            verify=True)
diff --git a/keycloak/tests/test_keycloak.py b/keycloak/tests/test_keycloak.py
index 900ee0ddf..79545644a 100644
--- a/keycloak/tests/test_keycloak.py
+++ b/keycloak/tests/test_keycloak.py
@@ -5,5 +5,5 @@
 
 @pytest.mark.parametrize("version", ["16.1.1"])
 def test_docker_run_keycloak(version: str):
-    with KeycloakContainer(f'jboss/keycloak:{version}') as kc:
-        kc.get_client().users_count()
+    with KeycloakContainer(f'quay.io/keycloak/keycloak:latest') as kc:
+        assert kc.get_client().users_count() == 1
diff --git a/mssql/testcontainers/mssql/__init__.py b/mssql/testcontainers/mssql/__init__.py
index 9de6edf00..6351c6515 100644
--- a/mssql/testcontainers/mssql/__init__.py
+++ b/mssql/testcontainers/mssql/__init__.py
@@ -15,7 +15,8 @@ class SqlServerContainer(DbContainer):
             >>> import sqlalchemy
             >>> from testcontainers.mssql import SqlServerContainer
 
-            >>> with SqlServerContainer() as mssql:
+            >>> # Use azure-sql-edge for Apple Silicon compatibility
+            >>> with SqlServerContainer('mcr.microsoft.com/azure-sql-edge') as mssql:
             ...    engine = sqlalchemy.create_engine(mssql.get_connection_url())
             ...    with engine.begin() as connection:
             ...        result = connection.execute(sqlalchemy.text("select @@VERSION"))
@@ -37,6 +38,7 @@ def __init__(self, image: str = "mcr.microsoft.com/mssql/server:2019-latest",
 
     def _configure(self) -> None:
         self.with_env("SA_PASSWORD", self.password)
+        self.with_env("MSSQL_SA_PASSWORD", self.password)
         self.with_env("SQLSERVER_USER", self.username)
         self.with_env("SQLSERVER_DBNAME", self.dbname)
         self.with_env("ACCEPT_EULA", 'Y')
diff --git a/nginx/README.rst b/nginx/README.rst
index ff1504759..2e362ad3e 100644
--- a/nginx/README.rst
+++ b/nginx/README.rst
@@ -1 +1,7 @@
 .. autoclass:: testcontainers.nginx.NginxContainer
+
+Creates a container with the `nginx <https://hub.docker.com/_/nginx/>`_ image
+and waits for the container to accept connections.
+
+Defaults to the latest release of nginx, and supports version 1.20+.
+For older versions, use the generic DockerContainer class from `testcontainers-core`.
diff --git a/nginx/testcontainers/nginx/__init__.py b/nginx/testcontainers/nginx/__init__.py
index 0226d700b..e8b44b243 100644
--- a/nginx/testcontainers/nginx/__init__.py
+++ b/nginx/testcontainers/nginx/__init__.py
@@ -12,11 +12,17 @@
 #    under the License.
 from testcontainers.core.container import DockerContainer
 from testcontainers.core.utils import raise_for_deprecated_parameter
+from testcontainers.core.waiting_utils import wait_for_logs
 
 
 class NginxContainer(DockerContainer):
     def __init__(self, image: str = "nginx:latest", port: int = 80, **kwargs) -> None:
         raise_for_deprecated_parameter(kwargs, "port_to_expose", "port")
-        super(NginxContainer, self).__init__(image, **kwargs)
+        super().__init__(image, **kwargs)
         self.port = port
         self.with_exposed_ports(self.port)
+
+    def start(self) -> DockerContainer:
+        container = super().start()
+        wait_for_logs(container, 'ready for start up')
+        return container
diff --git a/nginx/tests/test_nginx.py b/nginx/tests/test_nginx.py
index 0d369bf71..54b11d3eb 100644
--- a/nginx/tests/test_nginx.py
+++ b/nginx/tests/test_nginx.py
@@ -4,8 +4,7 @@
 
 
 def test_docker_run_nginx():
-    nginx_container = NginxContainer("nginx:1.13.8")
-    with nginx_container as nginx:
+    with NginxContainer("nginx:1.24.0") as nginx:
         url = f"http://{nginx.get_container_host_ip()}:{nginx.get_exposed_port(nginx.port)}/"
         r = requests.get(url)
         assert (r.status_code == 200)
diff --git a/redis/README.rst b/redis/README.rst
index 333cb246f..2aa71e8f7 100644
--- a/redis/README.rst
+++ b/redis/README.rst
@@ -1 +1,9 @@
 .. autoclass:: testcontainers.redis.RedisContainer
+
+
+
+Creates a container with the `redis <https://hub.docker.com/_/redis>`_ image
+and waits for the container to accept connections.
+
+Defaults to the latest release of redis, and supports version 6.0+.
+For older versions, use the generic DockerContainer class from `testcontainers-core`.
diff --git a/redis/testcontainers/redis/__init__.py b/redis/testcontainers/redis/__init__.py
index 12d473644..6df624cdf 100644
--- a/redis/testcontainers/redis/__init__.py
+++ b/redis/testcontainers/redis/__init__.py
@@ -14,7 +14,7 @@
 import redis
 from testcontainers.core.container import DockerContainer
 from testcontainers.core.utils import raise_for_deprecated_parameter
-from testcontainers.core.waiting_utils import wait_container_is_ready
+from testcontainers.core.waiting_utils import wait_container_is_ready, wait_for_logs
 from typing import Optional
 
 
@@ -65,6 +65,7 @@ def get_client(self, **kwargs) -> redis.Redis:
         )
 
     def start(self) -> "RedisContainer":
-        super().start()
+        container = super().start()
+        wait_for_logs(container, 'Ready to accept connections')
         self._connect()
         return self
diff --git a/redis/tests/test_redis.py b/redis/tests/test_redis.py
index 9bf946442..36813d477 100644
--- a/redis/tests/test_redis.py
+++ b/redis/tests/test_redis.py
@@ -1,36 +1,12 @@
-import time
+import pytest
 
 from testcontainers.redis import RedisContainer
 
 
-def test_docker_run_redis():
-    config = RedisContainer()
-    with config as redis:
-        client = redis.get_client()
-        p = client.pubsub()
-        p.subscribe('test')
-        client.publish('test', 'new_msg')
-        msg = wait_for_message(p)
-        assert 'data' in msg
-        assert b'new_msg', msg['data']
-
-
-def test_docker_run_redis_with_password():
-    config = RedisContainer(password="mypass")
-    with config as redis:
+@pytest.mark.parametrize('version', ['7.0.11', '6.2.12'])
+def test_redis_container(version: str):
+    image_name = f'redis:{version}'
+    with RedisContainer(image_name, password="mypass") as redis:
         client = redis.get_client(decode_responses=True)
         client.set("hello", "world")
         assert client.get("hello") == "world"
-
-
-def wait_for_message(pubsub, timeout=1, ignore_subscribe_messages=True):
-    now = time.time()
-    timeout = now + timeout
-    while now < timeout:
-        message = pubsub.get_message(
-            ignore_subscribe_messages=ignore_subscribe_messages)
-        if message is not None:
-            return message
-        time.sleep(0.01)
-        now = time.time()
-    return None