diff --git a/cuallee/__init__.py b/cuallee/__init__.py
index 32d55a85..a94494bc 100644
--- a/cuallee/__init__.py
+++ b/cuallee/__init__.py
@@ -9,59 +9,42 @@
 from types import ModuleType
 from typing import Any, Dict, List, Literal, Optional, Protocol, Tuple, Union
 from .iso.checks import ISO
-
-from colorama import Fore, Style  # type: ignore
 from toolz import compose, valfilter  # type: ignore
 
 logger = logging.getLogger("cuallee")
-__version__ = "0.8.7"
+__version__ = "0.8.8"
 # Verify Libraries Available
 # ==========================
 try:
     from pandas import DataFrame as pandas_dataframe  # type: ignore
-
-    logger.debug(Fore.GREEN + "[OK]" + Fore.WHITE + " Pandas")
 except (ModuleNotFoundError, ImportError):
-    logger.debug(Fore.RED + "[KO]" + Fore.WHITE + " Pandas")
+    logger.debug("KO: Pandas")
 
 try:
     from polars.dataframe.frame import DataFrame as polars_dataframe  # type: ignore
-
-    logger.debug(Fore.GREEN + "[OK]" + Fore.WHITE + " Polars")
 except (ModuleNotFoundError, ImportError):
-    logger.debug(Fore.RED + "[KO]" + Fore.WHITE + " Polars")
+    logger.debug("KO: Polars")
 
 try:
     from pyspark.sql import DataFrame as pyspark_dataframe
-
-    logger.debug(Fore.GREEN + "[OK]" + Fore.WHITE + " PySpark")
-
 except (ModuleNotFoundError, ImportError):
-    logger.debug(Fore.RED + "[KO]" + Fore.WHITE + " PySpark")
+    logger.debug("KO: PySpark")
 
 try:
     from snowflake.snowpark import DataFrame as snowpark_dataframe  # type: ignore
-
-    logger.debug(Fore.GREEN + "[OK]" + Fore.WHITE + " Snowpark")
 except (ModuleNotFoundError, ImportError):
-    logger.debug(Fore.RED + "[KO]" + Fore.WHITE + " Snowpark")
+    logger.debug("KO: Snowpark")
 
 try:
     from duckdb import DuckDBPyConnection as duckdb_dataframe  # type: ignore
-
-    logger.debug(Fore.GREEN + "[OK]" + Fore.WHITE + " DuckDB")
 except (ModuleNotFoundError, ImportError):
-    logger.debug(Fore.RED + "[KO]" + Fore.WHITE + " DuckDB")
+    logger.debug("KO: DuckDB")
 
 try:
     from google.cloud import bigquery
-
-    logger.debug(Fore.GREEN + "[OK]" + Fore.WHITE + " BigQuery")
 except (ModuleNotFoundError, ImportError):
-    logger.debug(Fore.RED + "[KO]" + Fore.WHITE + " BigQuery")
-
+    logger.debug("KO: BigQuery")
 
-logger.debug(Style.RESET_ALL)
 
 
 class CheckLevel(enum.Enum):
@@ -225,7 +208,10 @@ def __init__(
         self.rows = -1
         self.config: Dict[str, str] = {}
         self.table_name = table_name
-        self.iso = ISO(self)
+        try:
+            self.iso = ISO(self)
+        except (ModuleNotFoundError, ImportError):
+            logger.error("ISO module requires requests")
         self.session = session
 
     def __repr__(self):
diff --git a/cuallee/cloud/__init__.py b/cuallee/cloud/__init__.py
index 57ad00e8..ef9b3d5e 100644
--- a/cuallee/cloud/__init__.py
+++ b/cuallee/cloud/__init__.py
@@ -1,15 +1,17 @@
 import os
-import msgpack
+import logging
 import requests
 from requests.exceptions import ConnectionError
-import logging
-
 logger = logging.getLogger("cuallee")
 CUALLEE_CLOUD_HEADERS = {
     "Content-Type": "application/octet-stream",
     "Authorization": f"Bearer {os.getenv('CUALLEE_CLOUD_TOKEN')}",
 }
 
+try:
+    import msgpack
+except (ModuleNotFoundError, ImportError):
+    logger.error("Module msgpack missing for cloud operations")
 
 def standardize(check):
     return {
diff --git a/cuallee/pyspark_validation.py b/cuallee/pyspark_validation.py
index 98db9335..d0f0d4cc 100644
--- a/cuallee/pyspark_validation.py
+++ b/cuallee/pyspark_validation.py
@@ -12,7 +12,6 @@
 
 import cuallee.utils as cuallee_utils
 from cuallee import Check, ComputeEngine, Rule
-from colorama import Fore, Style  # type: ignore
 
 import os
 
@@ -567,12 +566,6 @@ def _field_type_filter(
 
 def _replace_observe_compute(computed_expressions: dict) -> dict:
     """Replace observe based check with select"""
-    print(
-        "[😔]"
-        + Fore.YELLOW
-        + " PySpark < 3.3.0 | When you upgrade checks will run 2x faster."
-    )
-    print(Style.RESET_ALL)
     select_only_expressions = {}
     for k, v in computed_expressions.items():
         instruction = v
diff --git a/pyproject.toml b/pyproject.toml
index 764f5652..65939397 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,25 +4,18 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "cuallee"
-version = "0.8.7"
-authors = [
-  { name="Herminio Vazquez", email="canimus@gmail.com"},
-  { name="Virginie Grosboillot", email="vestalisvirginis@gmail.com" }
-]
+version = "0.8.8"
+authors = ["Herminio Vazquez <canimus@gmail.com>", "Virginie Grosboillot <vestalisvirginis@gmail.com>"]
+license = "Apache-2.0"
 description = "Python library for data validation on DataFrame APIs including Snowflake/Snowpark, Apache/PySpark and Pandas/DataFrame."
 readme = "README.md"
 requires-python = ">=3.8"
 classifiers = [
     "Programming Language :: Python :: 3",
-    "License :: OSI Approved :: MIT License",
     "Operating System :: OS Independent",
 ]
 dependencies = [
-    "colorama >= 0.4.6",
     "toolz >= 0.12.0",
-    "pygments >= 2.15.1",
-    "requests >= 2.28.2",
-    "pandas>=1.5.3",
 ]
 
 [project.optional-dependencies]
@@ -30,6 +23,9 @@ dev = [
   "black==24.2.0",
   "ruff==0.3.0"
 ]
+iso = [
+  "requests>=2.28"
+]
 pyspark = [
   "pyspark>=3.4.0"
 ]
@@ -45,7 +41,7 @@ bigquery =[
   "pyarrow >= 11.0.0"
 ]
 duckdb = [
-  "duckdb==0.9.2"
+  "duckdb==0.10.0"
 ]
 polars = [
   "polars>=0.19.6"
@@ -59,7 +55,8 @@ dagster = [
   "dagster == 1.6.8"
 ]
 cloud = [
-  "msgpack == 1.0.8"
+  "msgpack == 1.0.8",
+  "requests>=2.28",
 ]
 
 [tool.ruff.lint]
diff --git a/setup.cfg b/setup.cfg
index 30813aa5..c93f03ba 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -1,5 +1,5 @@
 [metadata]
 name = cuallee
-version = 0.8.7
+version = 0.8.8
 [options]
 packages = find:
\ No newline at end of file