diff --git a/ci/install_abseil.sh b/ci/install_abseil.sh
deleted file mode 100755
index 04ac0e0037..0000000000
--- a/ci/install_abseil.sh
+++ /dev/null
@@ -1,73 +0,0 @@
-#!/bin/bash
-
-# Copyright The OpenTelemetry Authors
-# SPDX-License-Identifier: Apache-2.0
-
-set -ex
-export DEBIAN_FRONTEND=noninteractive
-[ -z "${ABSEIL_CPP_VERSION}" ] && export ABSEIL_CPP_VERSION="20240116.1"
-
-TOPDIR=`pwd`
-
-BUILD_DIR=/tmp/
-INSTALL_DIR=/usr/local/
-pushd $BUILD_DIR
-git clone --depth=1 -b ${ABSEIL_CPP_VERSION} https://github.com/abseil/abseil-cpp.git
-cd abseil-cpp
-ABSEIL_CPP_BUILD_OPTIONS=(
-    "-DBUILD_TESTING=OFF"
-    "-DCMAKE_POSITION_INDEPENDENT_CODE=ON"
-    "-DCMAKE_INSTALL_PREFIX=$INSTALL_DIR"
-)
-
-if [ ! -z "${CXX_STANDARD}" ]; then
-    ABSEIL_CPP_BUILD_OPTIONS+=("-DCMAKE_CXX_STANDARD=${CXX_STANDARD}")
-    ABSEIL_CPP_BUILD_OPTIONS+=("-DCMAKE_CXX_STANDARD_REQUIRED=ON")
-    ABSEIL_CPP_BUILD_OPTIONS+=("-DCMAKE_CXX_EXTENSIONS=OFF")
-fi
-
-#
-# ABSEIL_CPP_VERSION="20240116.1" fails to build with CMake 3.30
-# ABSEIL_CPP_VERSION="20240116.2" fails to build with CMake 3.30
-# note that somehow the same builds with CMake 3.29.6
-#
-# Error reported:
-#   CMake Error at CMake/AbseilHelpers.cmake:317 (target_link_libraries):
-#    The link interface of target "test_allocator" contains:
-#
-#      GTest::gmock
-#
-#    but the target was not found.  Possible reasons include:
-#
-#      * There is a typo in the target name.
-#      * A find_package call is missing for an IMPORTED target.
-#      * An ALIAS target is missing.
-#
-#   Call Stack (most recent call first):
-#    absl/container/CMakeLists.txt:206 (absl_cc_library)
-#
-# Root cause:
-#   https://github.com/abseil/abseil-cpp/pull/1536
-#
-# Applying fix from abseil commit 779a3565ac6c5b69dd1ab9183e500a27633117d5
-#
-# TODO(marcalff) Cleanup once abseil is upgraded to the next LTS
-
-
-if [ "${ABSEIL_CPP_VERSION}" = "20240116.1" ] || [ "${ABSEIL_CPP_VERSION}" = "20240116.2" ]; then
-  echo "Patching abseil"
-  patch -p1 < ${TOPDIR}/ci/fix-abseil-cpp-issue-1536.patch
-else
-  echo "Not patching abseil"
-fi
-
-echo "Building abseil ${ABSEIL_CPP_VERSION}"
-echo "CMake build options:" "${ABSEIL_CPP_BUILD_OPTIONS[@]}"
-
-mkdir build && pushd build
-cmake "${ABSEIL_CPP_BUILD_OPTIONS[@]}" ..
-make -j $(nproc)
-make install
-popd
-popd
-export PATH=${INSTALL_DIR}/bin:$PATH  # ensure to use the installed abseil
diff --git a/ci/install_protobuf.sh b/ci/install_protobuf.sh
deleted file mode 100755
index ac041b6334..0000000000
--- a/ci/install_protobuf.sh
+++ /dev/null
@@ -1,76 +0,0 @@
-#!/bin/bash
-
-# Copyright The OpenTelemetry Authors
-# SPDX-License-Identifier: Apache-2.0
-
-set -e
-
-[ -z "${PROTOBUF_VERSION}" ] && export PROTOBUF_VERSION="21.12"
-
-#
-# Note
-#
-# protobuf uses two release number schemes,
-# for example 3.21.12 and 21.12,
-# and both tags corresponds to the same commit:
-#
-#   commit f0dc78d7e6e331b8c6bb2d5283e06aa26883ca7c (HEAD -> release-3.21.12, tag: v3.21.12, tag: v21.12)
-#   Author: Protobuf Team Bot <protobuf-team-bot@google.com>
-#   Date:   Mon Dec 12 16:03:12 2022 -0800
-#
-#       Updating version.json and repo version numbers to: 21.12
-#
-# tag v21.12 corresponds to the 'protoc version', or repo version
-# tag v3.21.12 corresponds to the 'cpp version'
-#
-# protobuf-cpp-3.21.12.tar.gz:
-# - is provided under releases/download/v21.12
-# - is no longer provided under releases/download/v3.21.12,
-#
-# Use the "repo version number" (PROTOBUF_VERSION=21.12)
-# when calling this script
-#
-
-CPP_PROTOBUF_BUILD_OPTIONS=(
-  "-DCMAKE_POSITION_INDEPENDENT_CODE=ON"
-  "-Dprotobuf_BUILD_TESTS=OFF"
-  "-Dprotobuf_BUILD_EXAMPLES=OFF"
-)
-
-if [ ! -z "${CXX_STANDARD}" ]; then
-    CPP_PROTOBUF_BUILD_OPTIONS+=("-DCMAKE_CXX_STANDARD=${CXX_STANDARD}")
-    CPP_PROTOBUF_BUILD_OPTIONS+=("-DCMAKE_CXX_STANDARD_REQUIRED=ON")
-    CPP_PROTOBUF_BUILD_OPTIONS+=("-DCMAKE_CXX_EXTENSIONS=OFF")
-fi
-
-# After protobuf 22/4.22, protobuf depends on absl and we can use
-# "-Dprotobuf_ABSL_PROVIDER=package" to tell protobuf to find absl from the
-# system. Otherwise, it will build absl from source.
-# 4.XX.YY and 3.XX.YY are alias of XX.YY, and source pacakges are moved into the
-# tag of XX.YY and without -cpp suffix from protobuf v22.
-if [[ ${PROTOBUF_VERSION/.*/} -ge 22 ]]; then
-  export CPP_PROTOBUF_VERSION="${PROTOBUF_VERSION}"
-  CPP_PROTOBUF_PACKAGE_NAME="protobuf-${CPP_PROTOBUF_VERSION}"
-  CPP_PROTOBUF_BUILD_OPTIONS=(${CPP_PROTOBUF_BUILD_OPTIONS[@]} "-Dprotobuf_ABSL_PROVIDER=package")
-else
-  export CPP_PROTOBUF_VERSION="3.${PROTOBUF_VERSION}"
-  CPP_PROTOBUF_PACKAGE_NAME="protobuf-cpp-${CPP_PROTOBUF_VERSION}"
-fi
-
-cd /tmp
-wget https://github.com/google/protobuf/releases/download/v${PROTOBUF_VERSION}/${CPP_PROTOBUF_PACKAGE_NAME}.tar.gz
-tar zxf ${CPP_PROTOBUF_PACKAGE_NAME}.tar.gz --no-same-owner
-
-echo "Building protobuf ${CPP_PROTOBUF_VERSION}"
-echo "CMake build options:" "${CPP_PROTOBUF_BUILD_OPTIONS[@]}"
-
-mkdir protobuf-${CPP_PROTOBUF_VERSION}/build && pushd protobuf-${CPP_PROTOBUF_VERSION}/build
-if [ -e "../CMakeLists.txt" ]; then
-  cmake .. "${CPP_PROTOBUF_BUILD_OPTIONS[@]}"
-else
-  cmake ../cmake "${CPP_PROTOBUF_BUILD_OPTIONS[@]}"
-fi
-make -j $(nproc)
-make install
-popd
-ldconfig
diff --git a/ci/setup_googletest.sh b/ci/setup_googletest.sh
deleted file mode 100755
index 7b4a20840f..0000000000
--- a/ci/setup_googletest.sh
+++ /dev/null
@@ -1,56 +0,0 @@
-#!/bin/bash
-
-# Copyright The OpenTelemetry Authors
-# SPDX-License-Identifier: Apache-2.0
-
-set -e
-
-export DEBIAN_FRONTEND=noninteractive
-apt-get update
-
-if [ -z "${GOOGLETEST_VERSION}" ]; then
-  # Version by default. Requires C++14.
-  export GOOGLETEST_VERSION=1.14.0
-fi
-
-OLD_GOOGLETEST_VERSION_REGEXP="^1\.([0-9]|10|11|12)(\..*)?$"
-
-if [[ ${GOOGLETEST_VERSION} =~ ${OLD_GOOGLETEST_VERSION_REGEXP} ]]; then
-  # Old (up to 1.12.x included) download URL format.
-  GOOGLETEST_VERSION_PATH="release-${GOOGLETEST_VERSION}"
-  GOOGLETEST_FOLDER_PATH="googletest-release-${GOOGLETEST_VERSION}"
-else
-  # New (since 1.13.0) download URL format.
-  GOOGLETEST_VERSION_PATH="v${GOOGLETEST_VERSION}"
-  GOOGLETEST_FOLDER_PATH="googletest-${GOOGLETEST_VERSION}"
-fi
-
-googletest_install()
-{
-  # Follows these instructions
-  # https://gist.github.com/dlime/313f74fd23e4267c4a915086b84c7d3d
-  tmp_dir=$(mktemp -d)
-  pushd $tmp_dir
-  wget https://github.com/google/googletest/archive/${GOOGLETEST_VERSION_PATH}.tar.gz
-  tar -xf ${GOOGLETEST_VERSION_PATH}.tar.gz
-  cd ${GOOGLETEST_FOLDER_PATH}/
-  mkdir build && cd build
-  cmake .. -DBUILD_SHARED_LIBS=ON -DINSTALL_GTEST=ON -DCMAKE_INSTALL_PREFIX:PATH=/usr
-  make -j $(nproc)
-  make install
-  ldconfig
-  popd
-}
-
-set +e
-echo	\
-      libbenchmark-dev \
-      zlib1g-dev \
-      sudo \
-      libcurl4-openssl-dev \
-      nlohmann-json-dev \
-      nlohmann-json3 \
-      nlohmann-json3-dev | xargs -n 1 apt-get install --ignore-missing --no-install-recommends --no-install-suggests -y
-set -e
-
-googletest_install