diff --git a/.github/workflows/clp-core-build-macos.yaml b/.github/workflows/clp-core-build-macos.yaml
index a51d9b268b..12f2023024 100644
--- a/.github/workflows/clp-core-build-macos.yaml
+++ b/.github/workflows/clp-core-build-macos.yaml
@@ -45,6 +45,7 @@ jobs:
     strategy:
       matrix:
         os:
+          - "macos-14"
           - "macos-15"
         use_shared_libs:
           - true
diff --git a/components/core/CMakeLists.txt b/components/core/CMakeLists.txt
index d758a8ffa2..ceec57d5ce 100644
--- a/components/core/CMakeLists.txt
+++ b/components/core/CMakeLists.txt
@@ -1,13 +1,11 @@
 # ystdlib requires CMake v3.23 or higher
 cmake_minimum_required(VERSION 3.23)
 
-# Toolchain setup must come before the first project() call in the entire CMake buildsystem.
-# If CLP is not the top-level project, the following setup has no effect.
-include("${CMAKE_CURRENT_SOURCE_DIR}/cmake/Toolchains/utils.cmake")
-setup_toolchains()
-
 project(CLP LANGUAGES CXX C)
 
+# Toolchain validation
+include("${CMAKE_CURRENT_SOURCE_DIR}/cmake/Toolchains/utils.cmake")
+
 validate_compiler_versions()
 
 # Include options for CLP build
@@ -295,8 +293,8 @@ endif()
 
 # Add ystdlib
 if(CLP_NEED_YSTDLIB)
-    set(YSTDLIB_CPP_BUILD_TESTING OFF)
-    add_subdirectory("${CLP_YSTDLIB_SOURCE_DIRECTORY}" "${CMAKE_BINARY_DIR}/ystdlib" EXCLUDE_FROM_ALL)
+    find_package(ystdlib REQUIRED)
+    message(STATUS "Found ystdlib-cpp ${ystdlib_VERSION}")
 endif()
 
 if(CLP_NEED_ZSTD)
diff --git a/components/core/cmake/Toolchains/llvm-clang-16-toolchain.cmake b/components/core/cmake/Toolchains/llvm-clang-16-toolchain.cmake
deleted file mode 100644
index 583e044652..0000000000
--- a/components/core/cmake/Toolchains/llvm-clang-16-toolchain.cmake
+++ /dev/null
@@ -1,21 +0,0 @@
-message(STATUS "Setting up LLVM v16 toolchain...")
-
-execute_process(
-    COMMAND
-        "brew" "--prefix" "llvm@16"
-    RESULT_VARIABLE BREW_RESULT
-    OUTPUT_VARIABLE LLVM_TOOLCHAIN_PREFIX
-    OUTPUT_STRIP_TRAILING_WHITESPACE
-)
-if(NOT 0 EQUAL BREW_RESULT)
-    message(
-        FATAL_ERROR
-        "Failed to locate LLVM v16 using Homebrew. Please ensure llvm@16 is installed: 'brew \
-        install llvm@16'"
-    )
-endif()
-
-set(CMAKE_C_COMPILER "${LLVM_TOOLCHAIN_PREFIX}/bin/clang")
-set(CMAKE_CXX_COMPILER "${LLVM_TOOLCHAIN_PREFIX}/bin/clang++")
-set(CMAKE_AR "${LLVM_TOOLCHAIN_PREFIX}/bin/llvm-ar")
-set(CMAKE_RANLIB "${LLVM_TOOLCHAIN_PREFIX}/bin/llvm-ranlib")
diff --git a/components/core/cmake/Toolchains/utils.cmake b/components/core/cmake/Toolchains/utils.cmake
index 660002c5f4..47a1e8168e 100644
--- a/components/core/cmake/Toolchains/utils.cmake
+++ b/components/core/cmake/Toolchains/utils.cmake
@@ -1,36 +1,13 @@
-# This file contains utility functions for setting up toolchains and validating toolchain versions
-# to ensure compatibility with the C++20 features required by the project.
-
-# Sets up the appropriate toolchain file based on the host system.
-function(setup_toolchains)
-    # For macOS versions below 15, use the LLVM 16 Clang toolchain.
-    if("Darwin" STREQUAL "${CMAKE_HOST_SYSTEM_NAME}")
-        execute_process(
-            COMMAND
-                "sw_vers" "--productVersion"
-            OUTPUT_VARIABLE MACOS_VERSION
-            OUTPUT_STRIP_TRAILING_WHITESPACE
-        )
-        if("${MACOS_VERSION}" VERSION_LESS "15")
-            set(CMAKE_TOOLCHAIN_FILE
-                "${CMAKE_CURRENT_SOURCE_DIR}/cmake/Toolchains/llvm-clang-16-toolchain.cmake"
-                CACHE STRING
-                "Toolchain file"
-            )
-        endif()
-    endif()
-endfunction()
+# This file contains utility functions for validating toolchain versions to ensure compatibility
+# with the C++20 features required by the project.
 
 # Checks if the compiler ID and version meet the minimum requirements to support C++20 features
-# required by the project:
-# - AppleClang: version 16+
-# - Clang: version 16+
-# - GNU: version 11+
+# required by the project.
 function(validate_compiler_versions)
     if("AppleClang" STREQUAL "${CMAKE_CXX_COMPILER_ID}")
-        set(CXX_COMPILER_MIN_VERSION "16")
+        set(CXX_COMPILER_MIN_VERSION "15")
     elseif("Clang" STREQUAL "${CMAKE_CXX_COMPILER_ID}")
-        set(CXX_COMPILER_MIN_VERSION "16")
+        set(CXX_COMPILER_MIN_VERSION "15")
     elseif("GNU" STREQUAL "${CMAKE_CXX_COMPILER_ID}")
         set(CXX_COMPILER_MIN_VERSION "11")
     else()
diff --git a/docs/src/dev-docs/components-core/index.md b/docs/src/dev-docs/components-core/index.md
index b86e4fa44b..1e6966bb85 100644
--- a/docs/src/dev-docs/components-core/index.md
+++ b/docs/src/dev-docs/components-core/index.md
@@ -8,7 +8,6 @@ CLP core is the low-level component that performs compression, decompression, an
   * If you have trouble building for another OS, file an issue, and we may be able to help.
 * A recent compiler that fully supports C++20 features such as
   * std::span
-  * std::source_location
 * [CMake] >= 3.23.0 and < 4.0.0
   * Minimum version 3.23.0 is required for [yscope-dev-utils].
   * We constrain the version to < 4.0.0 due to [y-scope/clp#795].
@@ -58,7 +57,7 @@ The task will download, build, and install (within the build directory) the foll
 | [utfcpp](https://github.com/nemtrif/utfcpp)                           | v4.0.6         |
 | [yaml-cpp](https://github.com/jbeder/yaml-cpp)                        | v0.7.0         |
 | [yscope-log-viewer](https://github.com/y-scope/yscope-log-viewer)     | 3abe4cc        |
-| [ystdlib-cpp](https://github.com/y-scope/ystdlib-cpp)                 | d80cf86        |
+| [ystdlib-cpp](https://github.com/y-scope/ystdlib-cpp)                 | 9ed78cd        |
 | [zlib](https://github.com/madler/zlib)                                | v1.3.1         |
 | [zstd](https://github.com/facebook/zstd)                              | v1.5.7         |
 
diff --git a/taskfiles/deps/main.yaml b/taskfiles/deps/main.yaml
index ee687a5590..308e3c119b 100644
--- a/taskfiles/deps/main.yaml
+++ b/taskfiles/deps/main.yaml
@@ -512,23 +512,20 @@ tasks:
 
   ystdlib:
     internal: true
-    vars:
-      LIB_NAME: "ystdlib"
-      YSTDLIB_OUTPUT_DIR: "{{.G_DEPS_CORE_DIR}}/{{.LIB_NAME}}-src"
     run: "once"
     deps:
-      - task: "utils:init"
+      - task: "boost"
     cmds:
-      - task: "yscope-dev-utils:remote:download-and-extract-tar"
+      - task: "utils:install-remote-cmake-lib"
         vars:
-          CHECKSUM_FILE: "{{.G_DEPS_CORE_CHECKSUMS_DIR}}/{{.LIB_NAME}}.md5"
-          FILE_SHA256: "36fa0e9d96b7307ca92482343d6ba1091c5576370676e6d423cce32c20e34a3d"
-          OUTPUT_DIR: "{{.YSTDLIB_OUTPUT_DIR}}"
-          URL: "https://github.com/y-scope/ystdlib-cpp/archive/d80cf86.tar.gz"
-      - >-
-        echo "set(
-        CLP_YSTDLIB_SOURCE_DIRECTORY \"{{.YSTDLIB_OUTPUT_DIR}}\"
-        )" > "{{.G_DEPS_CORE_CMAKE_SETTINGS_DIR}}/{{.LIB_NAME}}.cmake"
+          CMAKE_GEN_ARGS:
+            - "-C {{.G_DEPS_CORE_CMAKE_SETTINGS_DIR}}/{{.G_BOOST_LIB_NAME}}.cmake"
+            - "-DCMAKE_BUILD_TYPE=Release"
+            - "-DCMAKE_INSTALL_MESSAGE=LAZY"
+            - "-Dystdlib_BUILD_TESTING=OFF"
+          LIB_NAME: "ystdlib"
+          TARBALL_SHA256: "65990dc2bcc4a355c2181bfe31a7800f492309d1bcd340f52a34e85047e61bc8"
+          TARBALL_URL: "https://github.com/y-scope/ystdlib-cpp/archive/9ed78cd.tar.gz"
 
   zlib:
     internal: true