diff --git a/CMakeLists.txt b/CMakeLists.txt
index 633e6f7..716d038 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -71,9 +71,10 @@ endif()
 
 find_package(gflags REQUIRED)
 find_package(glog REQUIRED)
-find_package(Protobuf REQUIRED)
 find_package(Libcap REQUIRED)
+find_package(Libffi REQUIRED)
 find_package(ZLIB REQUIRED)
+find_package(Protobuf REQUIRED)
 
 set(CMAKE_FIND_LIBRARY_SUFFIXES ${_sapi_saved_CMAKE_FIND_LIBRARY_SUFFIXES})
 
diff --git a/sandboxed_api/CMakeLists.txt b/sandboxed_api/CMakeLists.txt
index bab8c83..178c472 100644
--- a/sandboxed_api/CMakeLists.txt
+++ b/sandboxed_api/CMakeLists.txt
@@ -16,6 +16,20 @@ add_subdirectory(bazel)  # For filewrapper
 add_subdirectory(sandbox2)
 add_subdirectory(util)
 
+# sandboxed_api:proto_arg
+sapi_protobuf_generate_cpp(_sapi_proto_arg_pb_cc _sapi_proto_arg_pb_h
+  proto_arg.proto
+)
+add_library(sapi_proto_arg_proto STATIC
+  ${_sapi_proto_arg_pb_cc}
+  ${_sapi_proto_arg_pb_h}
+)
+add_library(sapi::proto_arg_proto ALIAS sapi_proto_arg_proto)
+target_link_libraries(sapi_proto_arg_proto PRIVATE
+  protobuf::libprotobuf
+  sapi::base
+)
+
 # sandboxed_api:embed_file
 add_library(sapi_embed_file STATIC
   embed_file.cc
@@ -35,3 +49,122 @@ target_link_libraries(sapi_embed_file PRIVATE
   sapi::raw_logging
   sapi::status
 )
+
+# sandboxed_api:sapi
+add_library(sapi_sapi STATIC
+  sandbox.cc
+  sandbox.h
+  transaction.cc
+  transaction.h
+)
+add_library(sapi::sapi ALIAS sapi_sapi)
+target_link_libraries(sapi_sapi PRIVATE
+  absl::core_headers
+  absl::flat_hash_map
+  absl::memory
+  absl::str_format
+  absl::strings
+  absl::synchronization
+  sandbox2::bpf_helper
+  sandbox2::client
+  sandbox2::file_base
+  sandbox2::fileops
+  sandbox2::runfiles
+  sandbox2::sandbox2
+  sandbox2::strerror
+  sandbox2::util
+  sapi::base
+  sapi::embed_file
+  sapi::status
+  sapi::vars
+)
+
+# sandboxed_api:call
+add_library(sapi_call STATIC
+  call.h
+)
+add_library(sapi::call ALIAS sapi_call)
+target_link_libraries(sapi_call PRIVATE
+  absl::core_headers
+  sapi::var_type
+  sapi::base
+)
+
+# sandboxed_api:lenval_core
+add_library(sapi_lenval_core STATIC
+  lenval_core.h
+)
+add_library(sapi::lenval_core ALIAS sapi_lenval_core)
+target_link_libraries(sapi_lenval_core PRIVATE
+  sapi::base
+)
+
+# sandboxed_api:var_type
+add_library(sapi_var_type STATIC
+  var_type.h
+)
+add_library(sapi::var_type ALIAS sapi_var_type)
+target_link_libraries(sapi_var_type PRIVATE
+  sapi::base
+)
+
+# sandboxed_api:vars
+add_library(sapi_vars STATIC
+  proto_helper.h
+  rpcchannel.cc
+  rpcchannel.h
+  var_abstract.cc
+  var_abstract.h
+  var_array.h
+  var_int.cc
+  var_int.h
+  var_lenval.cc
+  var_lenval.h
+  var_pointable.cc
+  var_pointable.h
+  var_proto.h
+  var_ptr.h
+  var_reg.h
+  var_struct.h
+  var_void.h
+  vars.h
+)
+add_library(sapi::vars ALIAS sapi_vars)
+target_link_libraries(sapi_vars PRIVATE
+  absl::core_headers
+  absl::str_format
+  absl::strings
+  absl::synchronization
+  glog::glog
+  sandbox2::comms
+  sapi::base
+  sapi::call
+  sapi::lenval_core
+  sapi::proto_arg_proto
+  sapi::status
+  sapi::statusor
+  sapi::var_type
+)
+
+# sandboxed_api:client
+add_library(sapi_client STATIC
+  client.cc
+)
+add_library(sapi::client ALIAS sapi_client)
+target_link_libraries(sapi_client PRIVATE
+  absl::core_headers
+  absl::strings
+  glog::glog
+  libffi::libffi
+  sandbox2::client
+  sandbox2::comms
+  sandbox2::forkingclient
+  sapi::base
+  sapi::call
+  sapi::flags
+  sapi::lenval_core
+  sapi::vars
+)
+
+# sandboxed_api:sapi_test
+# TODO(cblichmann): Add sapi_test once generator can be invoked via CMake