diff --git a/.github/ISSUE_TEMPLATE/bug_report.md b/.github/ISSUE_TEMPLATE/bug_report.md
deleted file mode 100644
index 6f2be27963..0000000000
--- a/.github/ISSUE_TEMPLATE/bug_report.md
+++ /dev/null
@@ -1,25 +0,0 @@
----
-name: Bug report
-about: Create a report to help us improve
-title: ''
-labels: ''
-assignees: ''
-
----
-
-## Required information
-
-**Operating system:**
-E.g. Ubuntu 18.04 LTS
-
-**Compiler version:**
-E.g. GCC 7.4.0
-
-**Observed result or behaviour:**
-A clear and precise description of the observed result.
-
-**Expected result or behaviour:**
-What do you expect to happen?
-
-**Conditions where it occurred / Performed steps:**
-Describe how one can reproduce the bug.
diff --git a/.github/ISSUE_TEMPLATE/feature_request.md b/.github/ISSUE_TEMPLATE/feature_request.md
deleted file mode 100644
index 9f1bf044e9..0000000000
--- a/.github/ISSUE_TEMPLATE/feature_request.md
+++ /dev/null
@@ -1,16 +0,0 @@
----
-name: Feature request
-about: Suggest an idea for this project
-title: ''
-labels: ''
-assignees: ''
-
----
-
-## Brief feature description
-
-Please describe in a few sentences what should be implemented
-
-## Detailed information
-
-E.g. a list of pros and cons of different considerations and how iceoryx and its user could benefit from it
diff --git a/iceoryx_utils/include/iceoryx_utils/internal/cxx/vector.inl b/iceoryx_utils/include/iceoryx_utils/internal/cxx/vector.inl
index b957210c44..eadea11b35 100644
--- a/iceoryx_utils/include/iceoryx_utils/internal/cxx/vector.inl
+++ b/iceoryx_utils/include/iceoryx_utils/internal/cxx/vector.inl
@@ -201,7 +201,8 @@ inline const T& vector<T, Capacity>::at(const uint64_t index) const
 {
     if (index + 1 > m_size)
     {
-        fprintf(stderr, "out of bounds access, current size is %lu but given index is %lu\n", m_size, index);
+        std::cerr << "out of bounds access, current size is "
+          << m_size << " but given index is " << index << std::endl;
         std::terminate();
     }
     return reinterpret_cast<const T*>(m_data)[index];
diff --git a/iceoryx_utils/include/iceoryx_utils/internal/units/duration.hpp b/iceoryx_utils/include/iceoryx_utils/internal/units/duration.hpp
index 98f5478856..9de045ac2e 100644
--- a/iceoryx_utils/include/iceoryx_utils/internal/units/duration.hpp
+++ b/iceoryx_utils/include/iceoryx_utils/internal/units/duration.hpp
@@ -22,6 +22,14 @@
 #include <iostream>
 #include <time.h>
 
+#ifdef __APPLE__
+struct itimerspec
+{
+    struct timespec it_value;
+    struct timespec it_interval;
+};
+#endif
+
 namespace iox
 {
 namespace units
diff --git a/iceoryx_utils/include/iceoryx_utils/posix_wrapper/timer.hpp b/iceoryx_utils/include/iceoryx_utils/posix_wrapper/timer.hpp
index be018725a2..f09c882fdd 100644
--- a/iceoryx_utils/include/iceoryx_utils/posix_wrapper/timer.hpp
+++ b/iceoryx_utils/include/iceoryx_utils/posix_wrapper/timer.hpp
@@ -27,6 +27,10 @@
 #include <signal.h>
 #include <time.h>
 
+#if __APPLE__
+#define timer_t time_t
+#endif
+
 namespace iox
 {
 namespace posix
diff --git a/iceoryx_utils/source/posix_wrapper/semaphore.cpp b/iceoryx_utils/source/posix_wrapper/semaphore.cpp
index 016da5a5c0..c15d730bbb 100644
--- a/iceoryx_utils/source/posix_wrapper/semaphore.cpp
+++ b/iceoryx_utils/source/posix_wrapper/semaphore.cpp
@@ -97,8 +97,13 @@ bool Semaphore::timedWait(const struct timespec* abs_timeout, const bool doConti
         // interruption error
         while (true)
         {
+#if __APPLE__
+            auto cCall = cxx::makeSmartC(
+                sem_trywait, cxx::ReturnMode::PRE_DEFINED_ERROR_CODE, {-1}, {ETIMEDOUT}, m_handlePtr, abs_timeout);
+#else
             auto cCall = cxx::makeSmartC(
                 sem_timedwait, cxx::ReturnMode::PRE_DEFINED_ERROR_CODE, {-1}, {ETIMEDOUT}, m_handlePtr, abs_timeout);
+#endif
             if (cCall.hasErrors())
             {
                 return false;
@@ -115,8 +120,13 @@ bool Semaphore::timedWait(const struct timespec* abs_timeout, const bool doConti
     }
     else
     {
-        auto cCall = cxx::makeSmartC(
-            sem_timedwait, cxx::ReturnMode::PRE_DEFINED_ERROR_CODE, {-1}, {ETIMEDOUT}, m_handlePtr, abs_timeout);
+#if __APPLE__
+            auto cCall = cxx::makeSmartC(
+                sem_trywait, cxx::ReturnMode::PRE_DEFINED_ERROR_CODE, {-1}, {ETIMEDOUT}, m_handlePtr, abs_timeout);
+#else
+            auto cCall = cxx::makeSmartC(
+                sem_timedwait, cxx::ReturnMode::PRE_DEFINED_ERROR_CODE, {-1}, {ETIMEDOUT}, m_handlePtr, abs_timeout);
+#endif
         if (cCall.hasErrors() || cCall.getErrNum() == ETIMEDOUT)
         {
             return false;
diff --git a/iceoryx_utils/source/posix_wrapper/shared_memory_object/allocator.cpp b/iceoryx_utils/source/posix_wrapper/shared_memory_object/allocator.cpp
index 359182f06b..773470a7d0 100644
--- a/iceoryx_utils/source/posix_wrapper/shared_memory_object/allocator.cpp
+++ b/iceoryx_utils/source/posix_wrapper/shared_memory_object/allocator.cpp
@@ -41,7 +41,7 @@ void* Allocator::allocate(const uint64_t f_size, const uint64_t f_alignment)
     }
 
     uintptr_t l_currentAddress = reinterpret_cast<uintptr_t>(m_startAddress) + m_currentPosition;
-    uintptr_t l_alignedPosition = cxx::align(l_currentAddress, f_alignment);
+    uintptr_t l_alignedPosition = cxx::align(l_currentAddress, static_cast<uintptr_t>(f_alignment));
     l_alignedPosition -= reinterpret_cast<uintptr_t>(m_startAddress);
 
     byte_t* l_returnValue = nullptr;