diff --git a/build/Makefile b/Makefile
similarity index 88%
rename from build/Makefile
rename to Makefile
index 6132356..c2aa365 100644
--- a/build/Makefile
+++ b/Makefile
@@ -11,7 +11,7 @@ oss_endpoint := $(shell [[ -f $$HOME/.ossutilconfig ]] && sed 's;^endpoint=(.*);
 oss_id := $(shell [[ -f $$HOME/.ossutilconfig ]] && sed 's;^accessKeyID=(.*);\1;p' -rn $$HOME/.ossutilconfig)
 oss_secret := $(shell [[ -f $$HOME/.ossutilconfig ]] && sed 's;^accessKeySecret=(.*);\1;p' -rn $$HOME/.ossutilconfig)
 
-docker_cmd := docker run -v $$PWD/../docker/run.sh:/usr/src/third-party/run.sh -v $$PWD/packages:/data
+docker_cmd := docker run -v $$PWD/docker/run.sh:/usr/src/third-party/run.sh -v $$PWD/build/packages:/data
 ifneq ($(oss_endpoint),)
 	docker_cmd += -e OSS_ENDPOINT=$(oss_endpoint) -e OSS_ID=$(oss_id) -e OSS_SECRET=$(oss_secret)
 endif
diff --git a/README.md b/README.md
index e2ac603..32be797 100644
--- a/README.md
+++ b/README.md
@@ -18,6 +18,7 @@
  * googlebenchmark
  * googletest
  * gperf
+ * inja
  * jemalloc
  * ldap
  * libcurl
@@ -27,6 +28,7 @@
  * lz4
  * lzma
  * mstch
+ * nlohmann/json
  * openssl
  * proxygen
  * rocksdb
@@ -34,6 +36,7 @@
  * simdjson
  * snappy
  * sodium
+ * valijson
  * wangle
  * zlib
  * zstd
diff --git a/project/CMakeLists.txt b/project/CMakeLists.txt
index 1e7c999..c72a99e 100644
--- a/project/CMakeLists.txt
+++ b/project/CMakeLists.txt
@@ -216,6 +216,7 @@ set(ALL_TARGETS
     googlebenchmark
     googletest
     gperf
+    inja
     jemalloc
     ldap
     libcurl
@@ -226,6 +227,7 @@ set(ALL_TARGETS
     lz4
     lzma
     mstch
+    nlohmann-json
     openssl
     proxygen
     robin-hood-hashing
@@ -240,6 +242,7 @@ set(ALL_TARGETS
     zlib
     zstd
     utf8proc
+    valijson
     llvm
     arrow
     datasketches
@@ -348,6 +351,10 @@ maybe_add_dependencies(re2 abseil)
 maybe_add_dependencies(grpc protobuf re2 c-ares openssl)
 maybe_add_dependencies(faiss openblas)
 
+# JSON
+maybe_add_dependencies(valijson nlohmann-json)
+maybe_add_dependencies(inja nlohmann-json)
+
 add_custom_target(
     clean-all
     DEPENDS ${CLEAN_TARGETS}
diff --git a/project/externals/inja.cmake b/project/externals/inja.cmake
new file mode 100644
index 0000000..84a20a0
--- /dev/null
+++ b/project/externals/inja.cmake
@@ -0,0 +1,40 @@
+# Copyright (c) 2025 vesoft inc. All rights reserved.
+#
+# This source code is licensed under MIT License.
+
+set(name inja)
+set(source_dir ${CMAKE_CURRENT_BINARY_DIR}/${name}/source)
+ExternalProject_Add(
+    ${name}
+    URL https://github.com/pantor/inja/archive/34514c2658f809404b9a165591f242ee10250519.zip
+    URL_HASH MD5=f537dae8df3993c89f2d677953d2b08a
+    DOWNLOAD_NAME ${name}-master-2025-03-19.zip
+    PREFIX ${CMAKE_CURRENT_BINARY_DIR}/${name}
+    TMP_DIR ${BUILD_INFO_DIR}
+    STAMP_DIR ${BUILD_INFO_DIR}
+    DOWNLOAD_DIR ${DOWNLOAD_DIR}
+    SOURCE_DIR ${source_dir}
+    CMAKE_ARGS
+        ${common_cmake_args}
+        -DINJA_USE_EMBEDDED_JSON=OFF
+        -DBUILD_TESTING=OFF
+        -DBUILD_BENCHMARK=OFF
+        -DCMAKE_BUILD_TYPE=Release
+    BUILD_IN_SOURCE 1
+    BUILD_COMMAND make -s -j${BUILDING_JOBS_NUM}
+    INSTALL_COMMAND make -s -j${BUILDING_JOBS_NUM} install
+    LOG_CONFIGURE TRUE
+    LOG_BUILD TRUE
+    LOG_INSTALL TRUE
+)
+
+ExternalProject_Add_Step(${name} clean
+    EXCLUDE_FROM_MAIN TRUE
+    ALWAYS TRUE
+    DEPENDEES configure
+    COMMAND make clean -j
+    COMMAND rm -f ${BUILD_INFO_DIR}/${name}-build
+    WORKING_DIRECTORY ${source_dir}
+)
+
+ExternalProject_Add_StepTargets(${name} clean)
diff --git a/project/externals/nlohmann-json.cmake b/project/externals/nlohmann-json.cmake
new file mode 100644
index 0000000..3bd591e
--- /dev/null
+++ b/project/externals/nlohmann-json.cmake
@@ -0,0 +1,40 @@
+# Copyright (c) 2025 vesoft inc. All rights reserved.
+#
+# This source code is licensed under MIT License.
+
+set(name nlohmann-json)
+set(source_dir ${CMAKE_CURRENT_BINARY_DIR}/${name}/source)
+ExternalProject_Add(
+    ${name}
+    URL https://github.com/nlohmann/json/archive/3a5703931ad70852b668a46cac34354d1b264442.zip
+    URL_HASH MD5=8c83312dd3fbf657e144be77799cfeba
+    DOWNLOAD_NAME ${name}-develop-2025-03-29.tar.gz
+    PREFIX ${CMAKE_CURRENT_BINARY_DIR}/${name}
+    TMP_DIR ${BUILD_INFO_DIR}
+    STAMP_DIR ${BUILD_INFO_DIR}
+    DOWNLOAD_DIR ${DOWNLOAD_DIR}
+    SOURCE_DIR ${source_dir}
+    CMAKE_ARGS
+        ${common_cmake_args}
+        -DNLOHMANN_JSON_CONFIG_INSTALL_DIR=${CMAKE_INSTALL_PREFIX}/lib/cmake/nlohmann_json
+        -DJSON_BuildTests=OFF
+        -DJSON_Install=ON
+        -DCMAKE_BUILD_TYPE=Release
+    BUILD_IN_SOURCE 1
+    BUILD_COMMAND make -s -j${BUILDING_JOBS_NUM}
+    INSTALL_COMMAND make -s -j${BUILDING_JOBS_NUM} install
+    LOG_CONFIGURE TRUE
+    LOG_BUILD TRUE
+    LOG_INSTALL TRUE
+)
+
+ExternalProject_Add_Step(${name} clean
+    EXCLUDE_FROM_MAIN TRUE
+    ALWAYS TRUE
+    DEPENDEES configure
+    COMMAND make clean -j
+    COMMAND rm -f ${BUILD_INFO_DIR}/${name}-build
+    WORKING_DIRECTORY ${source_dir}
+)
+
+ExternalProject_Add_StepTargets(${name} clean)
diff --git a/project/externals/valijson.cmake b/project/externals/valijson.cmake
new file mode 100644
index 0000000..875e194
--- /dev/null
+++ b/project/externals/valijson.cmake
@@ -0,0 +1,40 @@
+# Copyright (c) 2025 vesoft inc. All rights reserved.
+#
+# This source code is licensed under BSD-2-Clause License.
+
+set(name valijson)
+set(source_dir ${CMAKE_CURRENT_BINARY_DIR}/${name}/source)
+ExternalProject_Add(
+    ${name}
+    URL https://github.com/tristanpenman/valijson/archive/refs/tags/v1.0.4.tar.gz
+    URL_HASH MD5=8149558a10e73dc39a7a6baef1b3d19c
+    DOWNLOAD_NAME ${name}-1.0.4.tar.gz
+    PREFIX ${CMAKE_CURRENT_BINARY_DIR}/${name}
+    TMP_DIR ${BUILD_INFO_DIR}
+    STAMP_DIR ${BUILD_INFO_DIR}
+    DOWNLOAD_DIR ${DOWNLOAD_DIR}
+    SOURCE_DIR ${source_dir}
+    CMAKE_ARGS
+        ${common_cmake_args}
+        -Dvalijson_USE_EXCEPTIONS=ON
+        -Dvalijson_BUILD_EXAMPLES=OFF
+        -Dvalijson_BUILD_TESTS=OFF
+        -DCMAKE_BUILD_TYPE=Release
+    BUILD_IN_SOURCE 1
+    BUILD_COMMAND make -s -j${BUILDING_JOBS_NUM}
+    INSTALL_COMMAND make -s -j${BUILDING_JOBS_NUM} install
+    LOG_CONFIGURE TRUE
+    LOG_BUILD TRUE
+    LOG_INSTALL TRUE
+)
+
+ExternalProject_Add_Step(${name} clean
+    EXCLUDE_FROM_MAIN TRUE
+    ALWAYS TRUE
+    DEPENDEES configure
+    COMMAND make clean -j
+    COMMAND rm -f ${BUILD_INFO_DIR}/${name}-build
+    WORKING_DIRECTORY ${source_dir}
+)
+
+ExternalProject_Add_StepTargets(${name} clean)