nodejs · aduh95 · Aug 28, 2026 · Aug 31, 2026
diff --git a/.github/workflows/test-shared.yml b/.github/workflows/test-shared.yml
@@ -33,6 +33,7 @@ on:
       - deps/sqlite/**
       - deps/uv/**
       - deps/uvwasi/**
+      - deps/v8/third_party/abseil-cpp/**
       - deps/zlib/**
       - deps/zstd/**
       - doc/**
@@ -86,6 +87,7 @@ on:
       - deps/sqlite/**
       - deps/uv/**
       - deps/uvwasi/**
+      - deps/v8/third_party/abseil-cpp/**
       - deps/zlib/**
       - deps/zstd/**
       - doc/**

diff --git a/Makefile b/Makefile
@@ -1316,6 +1316,7 @@ ifeq ($(SKIP_SHARED_DEPS), 1)
 	$(RM) -r $(TARNAME)/deps/sqlite
 	$(RM) -r $(TARNAME)/deps/uv
 	$(RM) -r $(TARNAME)/deps/uvwasi
+	$(RM) -r $(TARNAME)/deps/v8/third_party/abseil-cpp
 	$(RM) -r $(TARNAME)/deps/zlib
 	$(RM) -r $(TARNAME)/deps/zstd
 else

diff --git a/configure.py b/configure.py
@@ -282,6 +282,28 @@
     help='Use the specified path to system CA (PEM format) in addition to '
          'the OpenSSL supplied CA store or compiled-in Mozilla CA copy.')
 
+shared_optgroup.add_argument('--shared-abseil',
+    action='store_true',
+    dest='shared_abseil',
+    default=None,
+    help='link to a shared Abseil DLL instead of static linking')
+
+shared_optgroup.add_argument('--shared-abseil-includes',
+    action='store',
+    dest='shared_abseil_includes',
+    help='directory containing Abseil header files')
+
+shared_optgroup.add_argument('--shared-abseil-libname',
+    action='store',
+    dest='shared_abseil_libname',
+    default=None,
+    help='alternative lib name to link to [default: %(default)s]')
+
+shared_optgroup.add_argument('--shared-abseil-libpath',
+    action='store',
+    dest='shared_abseil_libpath',
+    help='a directory to search for the shared Abseil DLL')
+
 shared_optgroup.add_argument('--shared-gtest',
     action='store_true',
     dest='shared_gtest',
@@ -2814,6 +2836,71 @@ def make_bin_override():
 configure_library('zlib', output)
 configure_library('http_parser', output, pkgname='libllhttp')
 configure_library('libuv', output)
+configure_library('abseil', output, pkgname=[
+  'absl_absl_check',
+  'absl_absl_log',
+  'absl_absl_vlog_is_on',
+  'absl_algorithm_container',
+  'absl_algorithm',
+  'absl_any_invocable',
+  'absl_base',
+  'absl_bind_front',
+  'absl_bits',
+  'absl_btree',
+  'absl_charset',
+  'absl_cleanup',
+  'absl_config',
+  'absl_cord',
+  'absl_core_headers',
+  'absl_die_if_null',
+  'absl_dynamic_annotations',
+  'absl_failure_signal_handler',
+  'absl_fast_type_id',
+  'absl_fixed_array',
+  'absl_flat_hash_map',
+  'absl_flat_hash_set',
+  'absl_function_ref',
+  'absl_has_ostream_operator',
+  'absl_hash_container_defaults',
+  'absl_hash',
+  'absl_inlined_vector',
+  'absl_int128',
+  'absl_layout',
+  'absl_leak_check',
+  'absl_linked_hash_map',
+  'absl_linked_hash_set',
+  'absl_log_entry',
+  'absl_log_globals',
+  'absl_log_initialize',
+  'absl_log_severity',
+  'absl_log_sink_registry',
+  'absl_log_sink',
+  'absl_memory',
+  'absl_no_destructor',
+  'absl_node_hash_map',
+  'absl_node_hash_set',
+  'absl_nullability',
+  'absl_optional',
+  'absl_overload',
+  'absl_prefetch',
+  'absl_random_bit_gen_ref',
+  'absl_random_distributions',
+  'absl_random_random',
+  'absl_raw_logging_internal',
+  'absl_span',
+  'absl_stacktrace',
+  'absl_status',
+  'absl_statusor',
+  'absl_str_format',
+  'absl_string_view',
+  'absl_strings',
+  'absl_symbolize',
+  'absl_synchronization',
+  'absl_time',
+  'absl_type_traits',
+  'absl_utility',
+  'absl_variant',
+])
 configure_library('ada', output)
 configure_library('simdjson', output)
 configure_library('simdutf', output)

diff --git a/node.gyp b/node.gyp
@@ -15,6 +15,7 @@
     'node_lib_target_name%': 'libnode',
     'node_module_version%': '',
     'node_no_browser_globals%': 'false',
+    'node_shared_abseil%': 'false',
     'node_shared_brotli%': 'false',
     'node_shared_cares%': 'false',
     'node_shared_gtest%': 'false',
@@ -899,7 +900,7 @@
         [ 'node_builtin_modules_path!=""', {
           'defines': [ 'NODE_BUILTIN_MODULES_PATH="<(node_builtin_modules_path)"' ],
         }],
-        [ 'node_use_bundled_v8!="false"', {
+        [ 'node_use_bundled_v8!="false" and node_shared_abseil=="false"', {
           'dependencies': [ 'tools/v8_gypfiles/abseil.gyp:abseil' ],
         }],
         [ 'node_shared_gtest=="false"', {
@@ -1367,7 +1368,7 @@
         [ 'node_shared_gtest=="true"', {
           'libraries': [ '-lgtest_main' ],
         }],
-        [ 'node_use_bundled_v8!="false"', {
+        [ 'node_use_bundled_v8!="false" and node_shared_abseil=="false"', {
           'dependencies': [ 'tools/v8_gypfiles/abseil.gyp:abseil' ],
         }],
         [ 'node_shared_hdr_histogram=="false"', {

diff --git a/shell.nix b/shell.nix
@@ -63,6 +63,7 @@ let
     ];
   buildInputs =
     pkgs.lib.optional useSharedICU icu
+    ++ pkgs.lib.optional (builtins.hasAttr "abseil" sharedLibDeps) sharedLibDeps.abseil
     ++ pkgs.lib.optional (withTemporal && useSharedTemporal) sharedLibDeps.temporal_capi;
 
   # Put here only the configure flags that affect the V8 build
@@ -75,6 +76,7 @@ let
     )
     "--v8-${if withTemporal then "enable" else "disable"}-temporal-support"
   ]
+  ++ pkgs.lib.optional (builtins.hasAttr "abseil" sharedLibDeps) "--shared-abseil"
   ++ pkgs.lib.optional (withTemporal && useSharedTemporal) "--shared-temporal_capi"
   ++ pkgs.lib.optional withPerfetto "--with-perfetto";
 in
@@ -132,6 +134,7 @@ pkgs.mkShell {
             builtins.attrNames (
               if (useSeparateDerivationForV8 != false) then
                 builtins.removeAttrs sharedLibDeps [
+                  "abseil"
                   "simdutf"
                   "temporal_capi"
                 ]

diff --git a/tools/nix/sharedLibDeps.nix b/tools/nix/sharedLibDeps.nix
@@ -21,6 +21,7 @@
     zlib
     zstd
     ;
+  abseil = pkgs.abseil-cpp;
   cares = pkgs.c-ares;
   hdr-histogram = pkgs.hdrhistogram_c;
   http-parser = pkgs.llhttp;

diff --git a/tools/nix/v8.nix b/tools/nix/v8.nix
@@ -23,6 +23,7 @@
 }:
 
 let
+  useSharedAbseil = builtins.elem "--shared-abseil" configureFlags;
   src =
     let
       inherit (lib) fileset;
@@ -35,7 +36,6 @@ let
         ../../node.gypi
         ../../tools/gyp/pylib
         ../../tools/gyp_node.py
-        ../../tools/v8_gypfiles/abseil.gyp
         ../../tools/v8_gypfiles/features.gypi
         ../../tools/v8_gypfiles/ForEachFormat.py
         ../../tools/v8_gypfiles/ForEachReplace.py
@@ -44,6 +44,7 @@ let
         ../../tools/v8_gypfiles/toolchain.gypi
         ../../tools/v8_gypfiles/v8.gyp
       ]
+      ++ lib.optional (!useSharedAbseil) ../../tools/v8_gypfiles/abseil.gyp
       ++ lib.optionals (builtins.elem "--with-perfetto" configureFlags) [
         ../../deps/perfetto
       ]
@@ -63,12 +64,15 @@ let
       potentiallyAlreadyRemovedFiles =
         # Files that are removed in the release tarball (see Makefile $(TARBALL) target)
         [ (fileset.difference ../../deps/v8/test ../../deps/v8/test/torque) ]
-        ++ (builtins.filter builtins.pathExists [
-          ../../deps/v8/samples
-          ../../deps/v8/tools/profviz
-          ../../deps/v8/tools/run-tests.py
-          ../../deps/v8/third_party/ittapi
-        ]);
+        ++ (builtins.filter builtins.pathExists (
+          [
+            ../../deps/v8/samples
+            ../../deps/v8/tools/profviz
+            ../../deps/v8/tools/run-tests.py
+            ../../deps/v8/third_party/ittapi
+          ]
+          ++ lib.optional useSharedAbseil ../../deps/v8/third_party/abseil-cpp
+        ));
       trackedFiles =
         ({
           # This line is being modified by Makefile $(TARBALL) target, any change to it should be sync
@@ -197,9 +201,11 @@ stdenv.mkDerivation (finalAttrs: {
     find deps/v8/include -name '*.h' -print0 | while read -r -d "" file; do
       install -Dm644 "$file" -T "$out/include/''${file#deps/v8/include/}"
     done
-    find deps/v8/third_party/abseil-cpp/absl -name '*.h' -print0 | while read -r -d "" file; do
-      install -Dm644 "$file" -T "$out/include/''${file#deps/v8/third_party/abseil-cpp/}"
-    done
+    ${lib.optionalString (!useSharedAbseil) ''
+      find deps/v8/third_party/abseil-cpp/absl -name '*.h' -print0 | while read -r -d "" file; do
+        install -Dm644 "$file" -T "$out/include/''${file#deps/v8/third_party/abseil-cpp/}"
+      done
+    ''}
 
     mkdir -p $out/lib/pkgconfig
     cat -> $out/lib/pkgconfig/v8.pc << EOF

diff --git a/tools/v8_gypfiles/d8.gyp b/tools/v8_gypfiles/d8.gyp
@@ -16,7 +16,6 @@
       'target_name': 'd8',
       'type': 'executable',
       'dependencies': [
-        'abseil.gyp:abseil',
         'v8.gyp:v8',
         'v8.gyp:v8_libbase',
         'v8.gyp:v8_libplatform',
@@ -77,6 +76,9 @@
             },
           },
         }],
+        ['node_shared_abseil=="false"', {
+          'dependencies': ['abseil.gyp:abseil'],
+        }],
       ],
     },
   ],