diff --git a/meson.build b/meson.build
new file mode 100644
index 0000000..416b5ff
--- /dev/null
+++ b/meson.build
@@ -0,0 +1,400 @@
+project('abseil-cpp', 'cpp',
+  version : '20210324.1',
+  license : 'Apache-2.0',
+  default_options : [
+    'cpp_std=c++11',
+  ])
+
+cpp = meson.get_compiler('cpp')
+
+cpp_flags = [
+  '-Wno-sign-compare'
+]
+flags = cpp.get_supported_arguments(cpp_flags)
+
+add_project_arguments(flags, language: 'cpp')
+
+libatomic = dependency('', required: false)
+if not cpp.links('''#include <stdint.h>
+                   int main() {
+                     struct {
+                       uint64_t *v;
+                     } x;
+                     return (int)__atomic_load_n(x.v, __ATOMIC_ACQUIRE) &
+                            (int)__atomic_add_fetch(x.v, (uint64_t)1, __ATOMIC_ACQ_REL);
+                   }''',
+                name : 'GCC atomic builtins')
+  libatomic = cpp.find_library('atomic')
+endif
+
+absl_include_dir = include_directories('.')
+
+# Group files by the containing library
+absl_base_sources = files(
+  'absl/base/internal/cycleclock.cc',
+  'absl/base/internal/exponential_biased.cc',
+  'absl/base/internal/low_level_alloc.cc',
+  'absl/base/internal/periodic_sampler.cc',
+  'absl/base/internal/raw_logging.cc',
+  'absl/base/internal/scoped_set_env.cc',
+  'absl/base/internal/spinlock_wait.cc',
+  'absl/base/internal/spinlock.cc',
+  'absl/base/internal/sysinfo.cc',
+  'absl/base/internal/strerror.cc',
+  'absl/base/internal/thread_identity.cc',
+  'absl/base/internal/throw_delegate.cc',
+  'absl/base/internal/unscaledcycleclock.cc',
+  'absl/base/log_severity.cc',
+)
+
+absl_container_sources = files(
+  'absl/container/internal/hashtablez_sampler_force_weak_definition.cc',
+  'absl/container/internal/hashtablez_sampler.cc',
+  'absl/container/internal/raw_hash_set.cc',
+)
+
+absl_debugging_sources = files(
+  'absl/debugging/failure_signal_handler.cc',
+  'absl/debugging/internal/address_is_readable.cc',
+  'absl/debugging/internal/demangle.cc',
+  'absl/debugging/internal/elf_mem_image.cc',
+  'absl/debugging/internal/examine_stack.cc',
+  'absl/debugging/internal/stack_consumption.cc',
+  'absl/debugging/internal/vdso_support.cc',
+  'absl/debugging/leak_check_disable.cc',
+  'absl/debugging/leak_check.cc',
+  'absl/debugging/stacktrace.cc',
+  'absl/debugging/symbolize.cc',
+)
+
+absl_flags_sources = files(
+  'absl/flags/commandlineflag.cc',
+  'absl/flags/flag.cc',
+  'absl/flags/internal/commandlineflag.cc',
+  'absl/flags/internal/flag.cc',
+  'absl/flags/internal/program_name.cc',
+  'absl/flags/internal/private_handle_accessor.cc',
+  'absl/flags/internal/usage.cc',
+  'absl/flags/marshalling.cc',
+  'absl/flags/parse.cc',
+  'absl/flags/reflection.cc',
+  'absl/flags/usage_config.cc',
+  'absl/flags/usage.cc',
+)
+
+absl_hash_sources = files(
+  'absl/hash/internal/city.cc',
+  'absl/hash/internal/hash.cc',
+  'absl/hash/internal/print_hash_of.cc',
+  'absl/hash/internal/wyhash.cc',
+)
+
+absl_numeric_sources = files(
+  'absl/numeric/int128.cc',
+)
+
+absl_random_sources = files(
+  'absl/random/discrete_distribution.cc',
+  'absl/random/gaussian_distribution.cc',
+  'absl/random/internal/chi_square.cc',
+  'absl/random/internal/distribution_test_util.cc',
+  'absl/random/internal/pool_urbg.cc',
+  'absl/random/internal/randen_detect.cc',
+  'absl/random/internal/randen_hwaes.cc',
+  'absl/random/internal/randen_slow.cc',
+  'absl/random/internal/randen_round_keys.cc',
+  'absl/random/internal/randen.cc',
+  'absl/random/internal/seed_material.cc',
+  'absl/random/seed_gen_exception.cc',
+  'absl/random/seed_sequences.cc',
+)
+
+absl_status_sources = files(
+  'absl/status/status_payload_printer.cc',
+  'absl/status/status.cc',
+  'absl/status/statusor.cc',
+)
+
+absl_strings_sources = files(
+  'absl/strings/ascii.cc',
+  'absl/strings/charconv.cc',
+  'absl/strings/cord.cc',
+  'absl/strings/escaping.cc',
+  'absl/strings/internal/charconv_bigint.cc',
+  'absl/strings/internal/charconv_parse.cc',
+  'absl/strings/internal/cord_internal.cc',
+  'absl/strings/internal/cord_rep_ring.cc',
+  'absl/strings/internal/escaping.cc',
+  'absl/strings/internal/memutil.cc',
+  'absl/strings/internal/ostringstream.cc',
+  'absl/strings/internal/pow10_helper.cc',
+  'absl/strings/internal/str_format/arg.cc',
+  'absl/strings/internal/str_format/bind.cc',
+  'absl/strings/internal/str_format/extension.cc',
+  'absl/strings/internal/str_format/float_conversion.cc',
+  'absl/strings/internal/str_format/output.cc',
+  'absl/strings/internal/str_format/parser.cc',
+  'absl/strings/internal/utf8.cc',
+  'absl/strings/match.cc',
+  'absl/strings/numbers.cc',
+  'absl/strings/str_cat.cc',
+  'absl/strings/str_replace.cc',
+  'absl/strings/str_split.cc',
+  'absl/strings/string_view.cc',
+  'absl/strings/substitute.cc',
+)
+
+absl_synchronization_sources = files(
+  'absl/synchronization/barrier.cc',
+  'absl/synchronization/blocking_counter.cc',
+  'absl/synchronization/internal/create_thread_identity.cc',
+  'absl/synchronization/internal/graphcycles.cc',
+  'absl/synchronization/internal/per_thread_sem.cc',
+  'absl/synchronization/internal/waiter.cc',
+  'absl/synchronization/mutex.cc',
+  'absl/synchronization/notification.cc',
+)
+
+absl_time_sources = files(
+  'absl/time/civil_time.cc',
+  'absl/time/clock.cc',
+  'absl/time/duration.cc',
+  'absl/time/format.cc',
+  'absl/time/internal/cctz/src/civil_time_detail.cc',
+  'absl/time/internal/cctz/src/time_zone_fixed.cc',
+  'absl/time/internal/cctz/src/time_zone_format.cc',
+  'absl/time/internal/cctz/src/time_zone_if.cc',
+  'absl/time/internal/cctz/src/time_zone_impl.cc',
+  'absl/time/internal/cctz/src/time_zone_info.cc',
+  'absl/time/internal/cctz/src/time_zone_libc.cc',
+  'absl/time/internal/cctz/src/time_zone_lookup.cc',
+  'absl/time/internal/cctz/src/time_zone_posix.cc',
+  'absl/time/internal/cctz/src/zone_info_source.cc',
+  'absl/time/time.cc',
+)
+
+absl_types_sources = files(
+  'absl/types/bad_any_cast.cc',
+  'absl/types/bad_optional_access.cc',
+  'absl/types/bad_variant_access.cc',
+)
+
+# Libraries
+absl_base_lib = library(
+  'absl_base_lib',
+  absl_base_sources,
+  include_directories: absl_include_dir,
+  dependencies: [dependency('threads'), libatomic],
+)
+
+absl_hash_lib = library(
+  'absl_hash_lib',
+  absl_hash_sources,
+  include_directories: absl_include_dir,
+)
+
+absl_numeric_lib = library(
+  'absl_numeric_lib',
+  absl_numeric_sources,
+  include_directories: absl_include_dir,
+)
+
+absl_strings_lib = library(
+  'absl_strings_lib',
+  absl_strings_sources,
+  include_directories: absl_include_dir,
+  link_with: [
+    absl_base_lib,
+    absl_numeric_lib,
+  ],
+)
+
+absl_debugging_lib = library(
+  'absl_debugging_lib',
+  absl_debugging_sources,
+  include_directories: absl_include_dir,
+  link_with: [
+    absl_base_lib,
+    absl_strings_lib,
+  ],
+  dependencies: libatomic,
+)
+
+absl_random_lib = library(
+  'absl_random_lib',
+  absl_random_sources,
+  include_directories: absl_include_dir,
+  link_with: [
+    absl_base_lib,
+    absl_strings_lib,
+  ],
+  dependencies: libatomic,
+)
+
+absl_time_lib = library(
+  'absl_time_lib',
+  absl_time_sources,
+  include_directories: absl_include_dir,
+  link_with: [
+    absl_base_lib,
+    absl_numeric_lib,
+    absl_strings_lib,
+  ],
+  # macOS only, upstream: https://github.com/abseil/abseil-cpp/pull/280
+  dependencies : [dependency('CoreFoundation', required : false)],
+)
+
+absl_types_lib = library(
+  'absl_types_lib',
+  absl_types_sources,
+  include_directories: absl_include_dir,
+)
+
+absl_synchronization_lib = library(
+  'absl_synchronization_lib',
+  absl_synchronization_sources,
+  include_directories: absl_include_dir,
+  link_with: [
+    absl_base_lib,
+    absl_debugging_lib,
+    absl_time_lib,
+  ],
+)
+
+absl_container_lib = library(
+  'absl_container_lib',
+  absl_container_sources,
+  include_directories: absl_include_dir,
+  link_with: [
+    absl_base_lib,
+    absl_debugging_lib,
+    absl_hash_lib,
+    absl_synchronization_lib,
+    absl_time_lib,
+  ],
+)
+
+absl_flags_lib = library(
+  'absl_flags_lib',
+  absl_flags_sources,
+  include_directories: absl_include_dir,
+  link_with: [
+    absl_base_lib,
+    absl_container_lib,
+    absl_hash_lib,
+    absl_strings_lib,
+    absl_synchronization_lib,
+  ],
+  dependencies: libatomic,
+)
+
+absl_status_lib = library(
+  'absl_status_lib',
+  absl_status_sources,
+  include_directories: absl_include_dir,
+  link_with: [
+    absl_base_lib,
+    absl_strings_lib,
+  ],
+)
+
+# Dependencies
+absl_base_dep = declare_dependency(
+  include_directories: absl_include_dir,
+  link_with: absl_base_lib,
+)
+
+absl_hash_dep = declare_dependency(
+  include_directories: absl_include_dir,
+  link_with: absl_hash_lib,
+)
+
+absl_numeric_dep = declare_dependency(
+  include_directories: absl_include_dir,
+  link_with: absl_numeric_lib,
+)
+
+absl_strings_dep = declare_dependency(
+  include_directories: absl_include_dir,
+  link_with: absl_strings_lib,
+  dependencies: [
+    absl_base_dep,
+    absl_numeric_dep,
+  ],
+)
+
+absl_debugging_dep = declare_dependency(
+  include_directories: absl_include_dir,
+  link_with: absl_debugging_lib,
+  dependencies: [
+    absl_base_dep,
+    absl_strings_dep,
+  ],
+)
+
+absl_random_dep = declare_dependency(
+  include_directories: absl_include_dir,
+  link_with: absl_random_lib,
+  dependencies: [
+    absl_base_dep,
+    absl_strings_dep,
+  ],
+)
+
+absl_time_dep = declare_dependency(
+  include_directories: absl_include_dir,
+  link_with: absl_time_lib,
+  dependencies: [
+    absl_base_dep,
+    absl_numeric_dep,
+    absl_strings_dep,
+  ],
+)
+
+absl_types_dep = declare_dependency(
+  include_directories: absl_include_dir,
+  link_with: absl_types_lib,
+)
+
+absl_synchronization_dep = declare_dependency(
+  include_directories: absl_include_dir,
+  link_with: absl_synchronization_lib,
+  dependencies: [
+    absl_base_dep,
+    absl_debugging_dep,
+    absl_time_dep,
+  ],
+)
+
+absl_container_dep = declare_dependency(
+  include_directories: absl_include_dir,
+  link_with: absl_container_lib,
+  dependencies: [
+    absl_base_dep,
+    absl_debugging_dep,
+    absl_hash_dep,
+    absl_synchronization_dep,
+    absl_time_dep,
+  ],
+)
+
+absl_flags_dep = declare_dependency(
+  include_directories: absl_include_dir,
+  link_with: absl_flags_lib,
+  dependencies: [
+    absl_base_dep,
+    absl_container_dep,
+    absl_hash_dep,
+    absl_strings_dep,
+    absl_synchronization_dep,
+  ],
+)
+
+absl_status_dep = declare_dependency(
+  include_directories: absl_include_dir,
+  link_with: absl_status_lib,
+  dependencies: [
+    absl_base_dep,
+    absl_strings_dep,
+  ],
+)
diff --git a/upstream.wrap b/upstream.wrap
new file mode 100644
index 0000000..a3db901
--- /dev/null
+++ b/upstream.wrap
@@ -0,0 +1,19 @@
+[wrap-file]
+directory = abseil-cpp-20210324.1
+source_url = https://github.com/abseil/abseil-cpp/archive/20210324.1.tar.gz
+source_filename = abseil-cpp-20210324.1.tar.gz
+source_hash = 441db7c09a0565376ecacf0085b2d4c2bbedde6115d7773551bc116212c2a8d6
+
+[provide]
+absl_base = absl_base_dep
+absl_container = absl_container_dep
+absl_debugging = absl_debugging_dep
+absl_flags = absl_flags_dep
+absl_hash = absl_hash_dep
+absl_numeric = absl_numeric_dep
+absl_random = absl_random_dep
+absl_status = absl_status_dep
+absl_strings = absl_strings_dep
+absl_synchronization = absl_synchronization_dep
+absl_time = absl_time_dep
+absl_types = absl_types_dep