diff --git a/Makefile b/Makefile
new file mode 100644
index 0000000..0eb4e12
--- /dev/null
+++ b/Makefile
@@ -0,0 +1,81 @@
+# Copyright 2015 The Weave Authors. All rights reserved.
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+# Run make with BUILD_MODE=Release for release.
+BUILD_MODE ?= Debug
+
+DEFS_Debug := \
+	-D_DEBUG
+
+DEFS_Release := \
+	-DNDEBUG
+
+INCLUDES := \
+	-I. \
+	-Iinclude \
+	-Ithird_party/chromium \
+	-Ithird_party/include \
+	-Ithird_party/libuweave \
+	-Ithird_party/modp_b64/modp_b64
+
+CFLAGS := \
+	-fno-exceptions \
+	-fPIC \
+	-fvisibility=hidden \
+	-Wall \
+	-Werror \
+	-Wextra \
+	-Wl,--exclude-libs,ALL \
+	-Wno-char-subscripts \
+	-Wno-format-nonliteral \
+	-Wno-missing-field-initializers \
+	-Wno-unused-local-typedefs \
+	-Wno-unused-parameter \
+	-Wpacked \
+	-Wpointer-arith \
+	-Wwrite-strings
+
+CFLAGS_Debug := \
+	-O0   \
+	-g3
+
+CFLAGS_Release := \
+	-Os
+
+CFLAGS_C := \
+	-std=c99
+
+CFLAGS_CC := \
+	-std=c++11
+
+include file_lists.mk third_party.mk examples.mk tests.mk
+
+###
+# libweave.so
+
+out/$(BUILD_MODE)/libweave.so : out/$(BUILD_MODE)/libweave_common.a
+	$(CXX) -shared -Wl,-soname=libweave.so -o $@ -Wl,--whole-archive $^ -Wl,--no-whole-archive -lcrypto -lexpat -lpthread -lrt
+
+###
+# src/
+
+weave_obj_files := $(WEAVE_SRC_FILES:%.cc=out/$(BUILD_MODE)/%.o)
+
+$(weave_obj_files) : out/$(BUILD_MODE)/%.o : %.cc
+	mkdir -p $(dir $@)
+	$(CXX) $(DEFS_$(BUILD_MODE)) $(INCLUDES) $(CFLAGS) $(CFLAGS_$(BUILD_MODE)) $(CFLAGS_CC) -c -o $@ $<
+
+out/$(BUILD_MODE)/libweave_common.a : $(weave_obj_files) $(third_party_chromium_base_obj_files) $(third_party_chromium_crypto_obj_files) $(third_party_modp_b64_obj_files) $(third_party_libuweave_obj_files)
+	rm -f $@
+	$(AR) crsT $@ $^
+
+all : out/$(BUILD_MODE)/libweave.so out/$(BUILD_MODE)/libweave_exports_testrunner out/$(BUILD_MODE)/libweave_testrunner all-examples
+
+clean :
+	rm -rf out
+
+cleanall : clean clean-gtest clean-libevent
+
+.PHONY : clean cleanall all
+