diff --git a/src/cpl_core/pipes/__init__.py b/src/cpl_core/pipes/__init__.py
index 5a25afb1..cc4799a0 100644
--- a/src/cpl_core/pipes/__init__.py
+++ b/src/cpl_core/pipes/__init__.py
@@ -19,15 +19,10 @@ __version__ = "2023.4.0"
 
 from collections import namedtuple
 
-
 # imports:
 from .bool_pipe import BoolPipe
-from .first_char_to_lower_pipe import FirstCharToLowerPipe
-from .first_to_upper_pipe import FirstToUpperPipe
 from .ip_address_pipe import IPAddressPipe
 from .pipe_abc import PipeABC
-from .to_camel_case_pipe import ToCamelCasePipe
-from .to_snake_case_pipe import ToSnakeCasePipe
 
 VersionInfo = namedtuple("VersionInfo", "major minor micro")
 version_info = VersionInfo(major="2023", minor="4", micro="0")
diff --git a/src/cpl_core/pipes/first_char_to_lower_pipe.py b/src/cpl_core/pipes/first_char_to_lower_pipe.py
deleted file mode 100644
index b9e7630e..00000000
--- a/src/cpl_core/pipes/first_char_to_lower_pipe.py
+++ /dev/null
@@ -1,18 +0,0 @@
-from cpl_core.pipes.pipe_abc import PipeABC
-
-
-class FirstCharToLowerPipe(PipeABC):
-    def __init__(self):
-        pass
-
-    def transform(self, value: any, *args):
-        r"""Converts first char to lower
-
-        Parameter:
-            value: :class:`str`
-                String to convert
-
-        Returns:
-            String with first char as lower
-        """
-        return f"{value[0].lower()}{value[1:]}"
diff --git a/src/cpl_core/pipes/first_to_upper_pipe.py b/src/cpl_core/pipes/first_to_upper_pipe.py
deleted file mode 100644
index fbc7cb29..00000000
--- a/src/cpl_core/pipes/first_to_upper_pipe.py
+++ /dev/null
@@ -1,18 +0,0 @@
-from cpl_core.pipes.pipe_abc import PipeABC
-
-
-class FirstToUpperPipe(PipeABC):
-    def __init__(self):
-        pass
-
-    def transform(self, value: str, *args):
-        r"""Converts first char to upper
-
-        Parameter:
-            chars: :class:`str`
-                String to convert
-
-        Returns:
-            String with first char as upper
-        """
-        return f"{value[0].upper()}{value[1:]}"
diff --git a/src/cpl_core/pipes/to_camel_case_pipe.py b/src/cpl_core/pipes/to_camel_case_pipe.py
deleted file mode 100644
index 6418b97b..00000000
--- a/src/cpl_core/pipes/to_camel_case_pipe.py
+++ /dev/null
@@ -1,26 +0,0 @@
-import string
-
-from cpl_core.pipes import PipeABC
-
-
-class ToCamelCasePipe(PipeABC):
-    def __init__(self):
-        pass
-
-    def transform(self, value: str, *args) -> str:
-        r"""Converts string to camel case
-
-        Parameter:
-            chars: :class:`str`
-                String to convert
-
-        Returns:
-            String converted to CamelCase
-        """
-        converted_name = value
-        char_set = string.punctuation + " "
-        for char in char_set:
-            if char in converted_name:
-                converted_name = "".join(word.title() for word in converted_name.split(char))
-
-        return converted_name
diff --git a/src/cpl_core/pipes/to_snake_case_pipe.py b/src/cpl_core/pipes/to_snake_case_pipe.py
deleted file mode 100644
index e4528ab0..00000000
--- a/src/cpl_core/pipes/to_snake_case_pipe.py
+++ /dev/null
@@ -1,27 +0,0 @@
-import re
-
-from cpl_core.pipes import PipeABC
-
-
-class ToSnakeCasePipe(PipeABC):
-    def __init__(self):
-        pass
-
-    def transform(self, value: str, *args) -> str:
-        r"""Converts string to snake case
-
-        Parameter:
-            chars: :class:`str`
-                String to convert
-
-        Returns:
-            String converted to snake_case
-        """
-        # convert to train-case to CamelCase
-        if "-" in value:
-            value = "".join(word.title() for word in value.split("-"))
-
-        pattern1 = re.compile(r"(.)([A-Z][a-z]+)")
-        pattern2 = re.compile(r"([a-z0-9])([A-Z])")
-        file_name = re.sub(pattern1, r"\1_\2", value)
-        return re.sub(pattern2, r"\1_\2", file_name).lower()