diff --git a/makefiles/Makefile.cpp.mk b/makefiles/Makefile.cpp.mk
index 692b9e5c72..3d333abe6c 100644
--- a/makefiles/Makefile.cpp.mk
+++ b/makefiles/Makefile.cpp.mk
@@ -499,76 +499,6 @@ else
 	$(TAR) -C $(TEMP_PACKAGE_CC_DIR) --no-same-owner -czvf $(INSTALL_DIR)$(ARCHIVE_EXT) $(INSTALL_DIR)
 endif
 
-
-################
-##  Cleaning  ##
-################
-CC_SAMPLES := $(wildcard ortools/*/samples/*.cc)
-CC_SAMPLES := $(notdir $(CC_SAMPLES))
-CC_SAMPLES := $(addsuffix $E, $(addprefix $(BIN_DIR)$S, $(basename $(CC_SAMPLES))))
-
-CC_EXAMPLES := $(wildcard $(CC_EX_DIR)/*.cc)
-CC_EXAMPLES := $(notdir $(CC_EXAMPLES))
-CC_EXAMPLES := $(addsuffix $E, $(addprefix $(BIN_DIR)$S, $(basename $(CC_EXAMPLES))))
-
-CC_TESTS := $(wildcard $(TEST_DIR)/*.cc)
-CC_TESTS := $(notdir $(CC_TESTS))
-CC_TESTS := $(addsuffix $E, $(addprefix $(BIN_DIR)$S, $(basename $(CC_TESTS))))
-
-.PHONY: clean_cc # Clean C++ output from previous build.
-clean_cc:
-	-$(DEL) $(LIB_DIR)$S$(LIB_PREFIX)cvrptw_lib.$L
-	-$(DEL) $(LIB_DIR)$S$(LIB_PREFIX)dimacs.$L
-	-$(DEL) $(LIB_DIR)$S$(LIB_PREFIX)fap.$L
-	-$(DEL) $(LIB_DIR)$S$(LIB_PREFIX)fz.$L
-	-$(DEL) $(LIB_DIR)$S$(LIB_PREFIX)ortools.$L
-	-$(DEL) $(LIB_DIR)$S$(LIB_PREFIX)*.a
-	-$(DEL) $(OBJ_DIR)$S*.$O
-	-$(DEL) $(OBJ_DIR)$Salgorithms$S*.$O
-	-$(DEL) $(OBJ_DIR)$Sbase$S*.$O
-	-$(DEL) $(OBJ_DIR)$Sbop$S*.$O
-	-$(DEL) $(OBJ_DIR)$Sconstraint_solver$S*.$O
-	-$(DEL) $(OBJ_DIR)$Sdata$S*.$O
-	-$(DEL) $(OBJ_DIR)$Sflatzinc$S*.$O
-	-$(DEL) $(OBJ_DIR)$Sglop$S*.$O
-	-$(DEL) $(OBJ_DIR)$Sgraph$S*.$O
-	-$(DEL) $(OBJ_DIR)$Slinear_solver$S*.$O
-	-$(DEL) $(OBJ_DIR)$Slp_data$S*.$O
-	-$(DEL) $(OBJ_DIR)$Sport$S*.$O
-	-$(DEL) $(OBJ_DIR)$Ssat$S*.$O
-	-$(DEL) $(OBJ_DIR)$Sutil$S*.$O
-	-$(DEL) $(BIN_DIR)$Sfz$E
-	-$(DEL) $(BIN_DIR)$Sparser_main$E
-	-$(DEL) $(BIN_DIR)$Ssat_runner$E
-	-$(DEL) $(CC_SAMPLES)
-	-$(DEL) $(CC_EXAMPLES)
-	-$(DEL) $(CC_TESTS)
-	-$(DEL) $(GEN_PATH)$Sortools$Sbop$S*.pb.*
-	-$(DEL) $(GEN_PATH)$Sortools$Sconstraint_solver$S*.pb.*
-	-$(DEL) $(GEN_PATH)$Sortools$Sdata$S*.pb.*
-	-$(DEL) $(GEN_PATH)$Sortools$Sflatzinc$S*.tab.*
-	-$(DEL) $(GEN_PATH)$Sortools$Sflatzinc$S*.yy.*
-	-$(DEL) $(GEN_PATH)$Sortools$Sflatzinc$Sparser.*
-	-$(DEL) $(GEN_PATH)$Sortools$Sglop$S*.pb.*
-	-$(DEL) $(GEN_PATH)$Sortools$Sgraph$S*.pb.*
-	-$(DEL) $(GEN_PATH)$Sortools$Slinear_solver$S*.pb.*
-	-$(DEL) $(GEN_PATH)$Sortools$Ssat$S*.pb.*
-	-$(DEL) $(GEN_PATH)$Sortools$Sutil$S*.pb.*
-	-$(DEL) $(BIN_DIR)$S*.exp
-	-$(DEL) $(BIN_DIR)$S*.lib
-	-$(DELREC) $(GEN_PATH)$Sflatzinc$S*
-	-$(DELREC) $(OBJ_DIR)$Sflatzinc$S*
-	-$(DELREC) $(TEMP_PACKAGE_CC_DIR)
-	-$(DEL) $(GEN_PATH)$Sortools$Slinear_solver$Slpi_glop.cc
-
-.PHONY: clean_compat
-clean_compat:
-	-$(DELREC) $(OR_ROOT)constraint_solver
-	-$(DELREC) $(OR_ROOT)linear_solver
-	-$(DELREC) $(OR_ROOT)algorithms
-	-$(DELREC) $(OR_ROOT)graph
-	-$(DELREC) $(OR_ROOT)gen
-
 ###############
 ##  INSTALL  ##
 ###############
@@ -704,6 +634,130 @@ install_doc:
 #$(COPY) ortools$Ssat$S*.md "$(DESTDIR)$(prefix)$Sshare$Sdoc$Sortools$Ssat"
 	$(COPY) ortools$Ssat$Sdoc$S*.md "$(DESTDIR)$(prefix)$Sshare$Sdoc$Sortools$Ssat$Sdoc"
 
+#######################
+##  EXAMPLE ARCHIVE  ##
+#######################
+TEMP_CC_DIR=temp_cpp
+
+$(TEMP_CC_DIR):
+	$(MKDIR) $(TEMP_CC_DIR)
+
+$(TEMP_CC_DIR)/ortools_examples: | $(TEMP_CC_DIR)
+	$(MKDIR) $(TEMP_CC_DIR)$Sortools_examples
+
+$(TEMP_CC_DIR)/ortools_examples/examples: | $(TEMP_CC_DIR)/ortools_examples
+	$(MKDIR) $(TEMP_CC_DIR)$Sortools_examples$Sexamples
+
+$(TEMP_CC_DIR)/ortools_examples/examples/cpp: | $(TEMP_CC_DIR)/ortools_examples/examples
+	$(MKDIR) $(TEMP_CC_DIR)$Sortools_examples$Sexamples$Scpp
+
+$(TEMP_CC_DIR)/ortools_examples/examples/data: | $(TEMP_CC_DIR)/ortools_examples/examples
+	$(MKDIR) $(TEMP_CC_DIR)$Sortools_examples$Sexamples$Sdata
+
+.PHONY: cc_examples_archive # Build stand-alone C++ examples archive file for redistribution.
+cc_examples_archive: | \
+ $(TEMP_CC_DIR)/ortools_examples/examples/cpp \
+ $(TEMP_CC_DIR)/ortools_examples/examples/data
+	$(COPY) $(CC_EX_PATH)$S*.h $(CC_EX_PATH)$S*.cc $(TEMP_CC_DIR)$Sortools_examples$Sexamples$Scpp
+#	$(COPY) $(CONTRIB_EX_PATH)$S*.cc $(TEMP_CC_DIR)$Sortools_examples$Sexamples$Scpp
+	$(COPY) ortools$Salgorithms$Ssamples$S*.cc $(TEMP_CC_DIR)$Sortools_examples$Sexamples$Scpp
+	$(COPY) ortools$Sgraph$Ssamples$S*.cc $(TEMP_CC_DIR)$Sortools_examples$Sexamples$Scpp
+	$(COPY) ortools$Slinear_solver$Ssamples$S*.cc $(TEMP_CC_DIR)$Sortools_examples$Sexamples$Scpp
+	$(COPY) ortools$Sconstraint_solver$Ssamples$S*.cc $(TEMP_CC_DIR)$Sortools_examples$Sexamples$Scpp
+	$(COPY) ortools$Ssat$Ssamples$S*.cc $(TEMP_CC_DIR)$Sortools_examples$Sexamples$Scpp
+	$(COPY) tools$SREADME.examples.cpp $(TEMP_CC_DIR)$Sortools_examples$SREADME.md
+	$(COPY) LICENSE-2.0.txt $(TEMP_CC_DIR)$Sortools_examples
+ifeq ($(SYSTEM),win)
+	cd $(TEMP_CC_DIR)\ortools_examples \
+ && ..\..\$(TAR) -C ..\.. -c -v \
+ --exclude *svn* --exclude *roadef* --exclude *vector_packing* \
+ examples\data | ..\..\$(TAR) xvm
+	cd $(TEMP_CC_DIR) \
+ && ..\$(ZIP) \
+ -r ..\or-tools_cpp_examples_v$(OR_TOOLS_VERSION).zip \
+ ortools_examples
+else
+	cd $(TEMP_CC_DIR)/ortools_examples \
+ && tar -C ../.. -c -v \
+ --exclude *svn* --exclude *roadef* --exclude *vector_packing* \
+ examples/data | tar xvm
+	cd $(TEMP_CC_DIR) \
+ && tar -c -v -z --no-same-owner \
+ -f ../or-tools_cpp_examples$(PYPI_OS)_v$(OR_TOOLS_VERSION).tar.gz \
+ ortools_examples
+endif
+	-$(DELREC) $(TEMP_CC_DIR)$Sortools_examples
+
+################
+##  Cleaning  ##
+################
+CC_SAMPLES := $(wildcard ortools/*/samples/*.cc)
+CC_SAMPLES := $(notdir $(CC_SAMPLES))
+CC_SAMPLES := $(addsuffix $E, $(addprefix $(BIN_DIR)$S, $(basename $(CC_SAMPLES))))
+
+CC_EXAMPLES := $(wildcard $(CC_EX_DIR)/*.cc)
+CC_EXAMPLES := $(notdir $(CC_EXAMPLES))
+CC_EXAMPLES := $(addsuffix $E, $(addprefix $(BIN_DIR)$S, $(basename $(CC_EXAMPLES))))
+
+CC_TESTS := $(wildcard $(TEST_DIR)/*.cc)
+CC_TESTS := $(notdir $(CC_TESTS))
+CC_TESTS := $(addsuffix $E, $(addprefix $(BIN_DIR)$S, $(basename $(CC_TESTS))))
+
+.PHONY: clean_cc # Clean C++ output from previous build.
+clean_cc:
+	-$(DEL) $(LIB_DIR)$S$(LIB_PREFIX)cvrptw_lib.$L
+	-$(DEL) $(LIB_DIR)$S$(LIB_PREFIX)dimacs.$L
+	-$(DEL) $(LIB_DIR)$S$(LIB_PREFIX)fap.$L
+	-$(DEL) $(LIB_DIR)$S$(LIB_PREFIX)fz.$L
+	-$(DEL) $(LIB_DIR)$S$(LIB_PREFIX)ortools.$L
+	-$(DEL) $(LIB_DIR)$S$(LIB_PREFIX)*.a
+	-$(DEL) $(OBJ_DIR)$S*.$O
+	-$(DEL) $(OBJ_DIR)$Salgorithms$S*.$O
+	-$(DEL) $(OBJ_DIR)$Sbase$S*.$O
+	-$(DEL) $(OBJ_DIR)$Sbop$S*.$O
+	-$(DEL) $(OBJ_DIR)$Sconstraint_solver$S*.$O
+	-$(DEL) $(OBJ_DIR)$Sdata$S*.$O
+	-$(DEL) $(OBJ_DIR)$Sflatzinc$S*.$O
+	-$(DEL) $(OBJ_DIR)$Sglop$S*.$O
+	-$(DEL) $(OBJ_DIR)$Sgraph$S*.$O
+	-$(DEL) $(OBJ_DIR)$Slinear_solver$S*.$O
+	-$(DEL) $(OBJ_DIR)$Slp_data$S*.$O
+	-$(DEL) $(OBJ_DIR)$Sport$S*.$O
+	-$(DEL) $(OBJ_DIR)$Ssat$S*.$O
+	-$(DEL) $(OBJ_DIR)$Sutil$S*.$O
+	-$(DEL) $(BIN_DIR)$Sfz$E
+	-$(DEL) $(BIN_DIR)$Sparser_main$E
+	-$(DEL) $(BIN_DIR)$Ssat_runner$E
+	-$(DEL) $(CC_SAMPLES)
+	-$(DEL) $(CC_EXAMPLES)
+	-$(DEL) $(CC_TESTS)
+	-$(DEL) $(GEN_PATH)$Sortools$Sbop$S*.pb.*
+	-$(DEL) $(GEN_PATH)$Sortools$Sconstraint_solver$S*.pb.*
+	-$(DEL) $(GEN_PATH)$Sortools$Sdata$S*.pb.*
+	-$(DEL) $(GEN_PATH)$Sortools$Sflatzinc$S*.tab.*
+	-$(DEL) $(GEN_PATH)$Sortools$Sflatzinc$S*.yy.*
+	-$(DEL) $(GEN_PATH)$Sortools$Sflatzinc$Sparser.*
+	-$(DEL) $(GEN_PATH)$Sortools$Sglop$S*.pb.*
+	-$(DEL) $(GEN_PATH)$Sortools$Sgraph$S*.pb.*
+	-$(DEL) $(GEN_PATH)$Sortools$Slinear_solver$S*.pb.*
+	-$(DEL) $(GEN_PATH)$Sortools$Ssat$S*.pb.*
+	-$(DEL) $(GEN_PATH)$Sortools$Sutil$S*.pb.*
+	-$(DEL) $(BIN_DIR)$S*.exp
+	-$(DEL) $(BIN_DIR)$S*.lib
+	-$(DELREC) $(GEN_PATH)$Sflatzinc$S*
+	-$(DELREC) $(OBJ_DIR)$Sflatzinc$S*
+	-$(DELREC) $(TEMP_PACKAGE_CC_DIR)
+	-$(DELREC) $(TEMP_CC_DIR)
+	-$(DEL) $(GEN_PATH)$Sortools$Slinear_solver$Slpi_glop.cc
+
+.PHONY: clean_compat
+clean_compat:
+	-$(DELREC) $(OR_ROOT)constraint_solver
+	-$(DELREC) $(OR_ROOT)linear_solver
+	-$(DELREC) $(OR_ROOT)algorithms
+	-$(DELREC) $(OR_ROOT)graph
+	-$(DELREC) $(OR_ROOT)gen
+
 #############
 ##  DEBUG  ##
 #############
diff --git a/makefiles/Makefile.dotnet.mk b/makefiles/Makefile.dotnet.mk
index b6f808f02f..3bdafbd9f2 100644
--- a/makefiles/Makefile.dotnet.mk
+++ b/makefiles/Makefile.dotnet.mk
@@ -24,9 +24,6 @@ ifndef DOTNET_BIN
 HAS_DOTNET =
 endif
 
-# List Examples and Tests
-TEMP_DOTNET_DIR=temp_dotnet
-
 # Main target
 .PHONY: dotnet # Build all .NET OrTools packages
 .PHONY: test_dotnet # Run all test_dotnet_* targets
@@ -49,9 +46,6 @@ endif
 $(PACKAGE_DIR):
 	$(MKDIR_P) $(PACKAGE_DIR)
 
-$(TEMP_DOTNET_DIR):
-	$(MKDIR_P) $(TEMP_DOTNET_DIR)
-
 # Detect RuntimeIDentifier
 ifeq ($(OS),Windows)
 DOTNET_RUNTIME_IDENTIFIER=win-x64
@@ -721,6 +715,121 @@ test_dotnet_pimpl: \
  test_dotnet_contrib \
  test_dotnet_dotnet
 
+#######################
+##  EXAMPLE ARCHIVE  ##
+#######################
+TEMP_DOTNET_DIR=temp_dotnet
+
+$(TEMP_DOTNET_DIR):
+	$(MKDIR) $(TEMP_DOTNET_DIR)
+
+$(TEMP_DOTNET_DIR)/ortools_examples: | $(TEMP_DOTNET_DIR)
+	$(MKDIR) $(TEMP_DOTNET_DIR)$Sortools_examples
+
+$(TEMP_DOTNET_DIR)/ortools_examples/examples: | $(TEMP_DOTNET_DIR)/ortools_examples
+	$(MKDIR) $(TEMP_DOTNET_DIR)$Sortools_examples$Sexamples
+
+$(TEMP_DOTNET_DIR)/ortools_examples/examples/dotnet: | $(TEMP_DOTNET_DIR)/ortools_examples/examples
+	$(MKDIR) $(TEMP_DOTNET_DIR)$Sortools_examples$Sexamples$Sdotnet
+
+$(TEMP_DOTNET_DIR)/ortools_examples/examples/data: | $(TEMP_DOTNET_DIR)/ortools_examples/examples
+	$(MKDIR) $(TEMP_DOTNET_DIR)$Sortools_examples$Sexamples$Sdata
+
+define dotnet-sample-archive
+$$(TEMP_DOTNET_DIR)/ortools_examples/examples/dotnet/%.csproj: \
+ ortools/$1/samples/%.cs \
+ | $$(TEMP_DOTNET_DIR)/ortools_examples/examples/dotnet
+	$$(COPY) $$(SRC_DIR)$$Sortools$$S$1$$Ssamples$$S$$*.cs \
+ $$(TEMP_DOTNET_DIR)$$Sortools_examples$$Sexamples$$Sdotnet
+	$$(COPY) ortools$$Sdotnet$$SSample.csproj.in \
+ $$(TEMP_DOTNET_DIR)$$Sortools_examples$$Sexamples$$Sdotnet$$S$$*.csproj
+	$(SED) -i -e 's/@PROJECT_VERSION@/$$(OR_TOOLS_VERSION)/' \
+ $$(TEMP_DOTNET_DIR)$$Sortools_examples$$Sexamples$$Sdotnet$$S$$*.csproj
+	$(SED) -i -e 's/@DOTNET_PACKAGES_DIR@/./' \
+ $$(TEMP_DOTNET_DIR)$$Sortools_examples$$Sexamples$$Sdotnet$$S$$*.csproj
+	$(SED) -i -e 's/@DOTNET_PROJECT@/$$(DOTNET_ORTOOLS_ASSEMBLY_NAME)/' \
+ $$(TEMP_DOTNET_DIR)$$Sortools_examples$$Sexamples$$Sdotnet$$S$$*.csproj
+	$(SED) -i -e 's/@SAMPLE_NAME@/$$*/' \
+ $$(TEMP_DOTNET_DIR)$$Sortools_examples$$Sexamples$$Sdotnet$$S$$*.csproj
+	$(SED) -i -e 's/@FILE_NAME@/$$*.cs/' \
+ $$(TEMP_DOTNET_DIR)$$Sortools_examples$$Sexamples$$Sdotnet$$S$$*.csproj
+
+endef
+
+DOTNET_SAMPLES := algorithms graph constraint_solver linear_solver sat
+$(foreach sample,$(DOTNET_SAMPLES),$(eval $(call dotnet-sample-archive,$(sample))))
+
+define dotnet-example-archive
+$$(TEMP_DOTNET_DIR)/ortools_examples/examples/dotnet/%.csproj: \
+ examples/$1/%.cs \
+ | $$(TEMP_DOTNET_DIR)/ortools_examples/examples/dotnet
+	$$(COPY) $$(SRC_DIR)$$Sexamples$$S$1$$S$$*.cs \
+ $$(TEMP_DOTNET_DIR)$$Sortools_examples$$Sexamples$$Sdotnet
+	$$(COPY) ortools$$Sdotnet$$SSample.csproj.in \
+ $$(TEMP_DOTNET_DIR)$$Sortools_examples$$Sexamples$$Sdotnet$$S$$*.csproj
+	$(SED) -i -e 's/@PROJECT_VERSION@/$$(OR_TOOLS_VERSION)/' \
+ $$(TEMP_DOTNET_DIR)$$Sortools_examples$$Sexamples$$Sdotnet$$S$$*.csproj
+	$(SED) -i -e 's/@DOTNET_PACKAGES_DIR@/./' \
+ $$(TEMP_DOTNET_DIR)$$Sortools_examples$$Sexamples$$Sdotnet$$S$$*.csproj
+	$(SED) -i -e 's/@DOTNET_PROJECT@/$$(DOTNET_ORTOOLS_ASSEMBLY_NAME)/' \
+ $$(TEMP_DOTNET_DIR)$$Sortools_examples$$Sexamples$$Sdotnet$$S$$*.csproj
+	$(SED) -i -e 's/@SAMPLE_NAME@/$$*/' \
+ $$(TEMP_DOTNET_DIR)$$Sortools_examples$$Sexamples$$Sdotnet$$S$$*.csproj
+	$(SED) -i -e 's/@FILE_NAME@/$$*.cs/' \
+ $$(TEMP_DOTNET_DIR)$$Sortools_examples$$Sexamples$$Sdotnet$$S$$*.csproj
+
+endef
+
+DOTNET_EXAMPLES := contrib dotnet
+$(foreach example,$(DOTNET_EXAMPLES),$(eval $(call dotnet-example-archive,$(example))))
+
+SAMPLE_DOTNET_FILES = \
+  $(addsuffix proj,$(addprefix $(TEMP_DOTNET_DIR)/ortools_examples/examples/dotnet/,$(notdir $(wildcard ortools/*/samples/*.cs))))
+
+EXAMPLE_DOTNET_FILES = \
+  $(addsuffix proj,$(addprefix $(TEMP_DOTNET_DIR)/ortools_examples/examples/dotnet/,$(notdir $(wildcard examples/contrib/*.cs)))) \
+  $(addsuffix proj,$(addprefix $(TEMP_DOTNET_DIR)/ortools_examples/examples/dotnet/,$(notdir $(wildcard examples/dotnet/*.cs))))
+
+.PHONY: dotnet_examples_archive # Build stand-alone C++ examples archive file for redistribution.
+dotnet_examples_archive: \
+ $(SAMPLE_DOTNET_FILES) \
+ $(EXAMPLE_DOTNET_FILES) \
+	| $(TEMP_DOTNET_DIR)/ortools_examples/examples/dotnet
+	-$(COPY) tools$SREADME.examples.dotnet $(TEMP_DOTNET_DIR)$Sortools_examples$SREADME.md
+	$(COPY) LICENSE-2.0.txt $(TEMP_DOTNET_DIR)$Sortools_examples
+ifeq ($(SYSTEM),win)
+	cd $(TEMP_DOTNET_DIR) \
+ && ..\$(ZIP) \
+ -r ..\or-tools_dotnet_examples_v$(OR_TOOLS_VERSION).zip \
+ ortools_examples
+else
+	cd $(TEMP_DOTNET_DIR) \
+ && tar -c -v -z --no-same-owner \
+ -f ../or-tools_dotnet_examples_v$(OR_TOOLS_VERSION).tar.gz \
+ ortools_examples
+endif
+	-$(DELREC) $(TEMP_DOTNET_DIR)$Sortools_examples
+
+######################
+##  Nuget artifact  ##
+######################
+.PHONY: nuget_archive # Build .Net "Google.OrTools" Nuget Package
+nuget_archive: dotnet | $(TEMP_DOTNET_DIR)
+	"$(DOTNET_BIN)" publish $(DOTNET_BUILD_ARGS) --no-build --no-dependencies --no-restore -f netstandard2.0 \
+ -o "..$S..$S..$S$(TEMP_DOTNET_DIR)" \
+ ortools$Sdotnet$S$(DOTNET_ORTOOLS_ASSEMBLY_NAME)$S$(DOTNET_ORTOOLS_ASSEMBLY_NAME).csproj
+	"$(DOTNET_BIN)" publish $(DOTNET_BUILD_ARGS) --no-build --no-dependencies --no-restore -f netstandard2.0 \
+ -o "..$S..$S..$S$(TEMP_DOTNET_DIR)" \
+ ortools$Sdotnet$S$(FSHARP_ORTOOLS_ASSEMBLY_NAME)$S$(FSHARP_ORTOOLS_ASSEMBLY_NAME).fsproj
+	"$(DOTNET_BIN)" pack -c Release $(NUGET_PACK_ARGS) --no-build \
+ -o "..$S..$S..$S$(BIN_DIR)" \
+ ortools$Sdotnet
+
+.PHONY: nuget_upload # Upload Nuget Package
+nuget_upload: nuget_archive
+	@echo Uploading Nuget package for "netstandard2.0".
+	$(warning Not Implemented)
+
 ################
 ##  Cleaning  ##
 ################
@@ -779,26 +888,6 @@ clean_dotnet:
 	-$(DELREC) $(TEMP_DOTNET_DIR)
 	-@"$(DOTNET_BIN)" nuget locals all --clear
 
-######################
-##  Nuget artifact  ##
-######################
-.PHONY: nuget_archive # Build .Net "Google.OrTools" Nuget Package
-nuget_archive: dotnet | $(TEMP_DOTNET_DIR)
-	"$(DOTNET_BIN)" publish $(DOTNET_BUILD_ARGS) --no-build --no-dependencies --no-restore -f netstandard2.0 \
- -o "..$S..$S..$S$(TEMP_DOTNET_DIR)" \
- ortools$Sdotnet$S$(DOTNET_ORTOOLS_ASSEMBLY_NAME)$S$(DOTNET_ORTOOLS_ASSEMBLY_NAME).csproj
-	"$(DOTNET_BIN)" publish $(DOTNET_BUILD_ARGS) --no-build --no-dependencies --no-restore -f netstandard2.0 \
- -o "..$S..$S..$S$(TEMP_DOTNET_DIR)" \
- ortools$Sdotnet$S$(FSHARP_ORTOOLS_ASSEMBLY_NAME)$S$(FSHARP_ORTOOLS_ASSEMBLY_NAME).fsproj
-	"$(DOTNET_BIN)" pack -c Release $(NUGET_PACK_ARGS) --no-build \
- -o "..$S..$S..$S$(BIN_DIR)" \
- ortools$Sdotnet
-
-.PHONY: nuget_upload # Upload Nuget Package
-nuget_upload: nuget_archive
-	@echo Uploading Nuget package for "netstandard2.0".
-	$(warning Not Implemented)
-
 #############
 ##  DEBUG  ##
 #############
diff --git a/makefiles/Makefile.java.mk b/makefiles/Makefile.java.mk
index bb31c1222c..b826900b16 100644
--- a/makefiles/Makefile.java.mk
+++ b/makefiles/Makefile.java.mk
@@ -349,37 +349,17 @@ run: build
 	cd $(SOURCE_PROJECT_PATH) && "$(MVN_BIN)" exec:java $(ARGS)
 endif
 
-################
-##  Cleaning  ##
-################
-.PHONY: clean_java # Clean Java output from previous build.
-clean_java:
-	-$(DELREC) $(GEN_PATH)$Sjava
-	-$(DELREC) $(OBJ_DIR)$Scom
-	-$(DEL) $(CLASS_DIR)$S*.class
-	-$(DELREC) $(CLASS_DIR)
-	-$(DEL) $(GEN_PATH)$Sortools$Salgorithms$S*java_wrap*
-	-$(DEL) $(GEN_PATH)$Sortools$Sconstraint_solver$S*java_wrap*
-	-$(DEL) $(GEN_PATH)$Sortools$Sgraph$S*java_wrap*
-	-$(DEL) $(GEN_PATH)$Sortools$Slinear_solver$S*java_wrap*
-	-$(DEL) $(GEN_PATH)$Sortools$Ssat$S*java_wrap*
-	-$(DEL) $(GEN_PATH)$Sortools$Sutil$S*java_wrap*
-	-$(DEL) $(OBJ_DIR)$Sswig$S*_java_wrap.$O
-	-$(DEL) $(LIB_DIR)$S$(LIB_PREFIX)jni*.$(JNI_LIB_EXT)
-	-$(DEL) $(LIB_DIR)$S*.jar
-	-$(DELREC) temp_java
-
 ###################
 ## Maven package ##
 ###################
 $(TEMP_JAVA_DIR):
-	-$(MKDIR) $(TEMP_JAVA_DIR)
+	$(MKDIR) $(TEMP_JAVA_DIR)
 
 $(TEMP_JAVA_DIR)/$(JAVA_ORTOOLS_PROJECT): | $(TEMP_JAVA_DIR)
-	-$(MKDIR) $(TEMP_JAVA_DIR)$S$(JAVA_ORTOOLS_PROJECT)
+	$(MKDIR) $(TEMP_JAVA_DIR)$S$(JAVA_ORTOOLS_PROJECT)
 
 $(TEMP_JAVA_DIR)/$(JAVA_ORTOOLS_NATIVE_PROJECT): | $(TEMP_JAVA_DIR)
-	-$(MKDIR) $(TEMP_JAVA_DIR)$S$(JAVA_ORTOOLS_NATIVE_PROJECT)
+	$(MKDIR) $(TEMP_JAVA_DIR)$S$(JAVA_ORTOOLS_NATIVE_PROJECT)
 
 $(TEMP_JAVA_DIR)/$(JAVA_ORTOOLS_NATIVE_PROJECT)/pom.xml: \
  ${SRC_DIR}/ortools/java/pom-native.xml.in \
@@ -455,7 +435,10 @@ endif
 JAVA_SRC_DIR := src/main/java/com/google/ortools
 JAVA_SRC_PATH := $(subst /,$S,$(JAVA_SRC_DIR))
 
-SAMPLES := algorithms graph constraint_solver linear_solver sat
+JAVA_TEST_DIR := src/test/java/com/google/ortools
+JAVA_TEST_PATH := $(subst /,$S,$(JAVA_TEST_DIR))
+
+JAVA_SAMPLES := algorithms graph constraint_solver linear_solver sat
 
 define java-sample-target
 $$(TEMP_JAVA_DIR)/$1: | $$(TEMP_JAVA_DIR)
@@ -499,9 +482,9 @@ rjava_%: \
 
 endef
 
-$(foreach sample,$(SAMPLES),$(eval $(call java-sample-target,$(sample),$(subst _,,$(sample)))))
+$(foreach sample,$(JAVA_SAMPLES),$(eval $(call java-sample-target,$(sample),$(subst _,,$(sample)))))
 
-EXAMPLES := contrib java
+JAVA_EXAMPLES := contrib java
 
 define java-example-target
 $$(TEMP_JAVA_DIR)/$1: | $$(TEMP_JAVA_DIR)
@@ -545,11 +528,9 @@ rjava_%: \
 
 endef
 
-$(foreach example,$(EXAMPLES),$(eval $(call java-example-target,$(example))))
+$(foreach example,$(JAVA_EXAMPLES),$(eval $(call java-example-target,$(example))))
 
-
-JAVA_TEST_DIR := src/test/java/com/google/ortools
-JAVA_TEST_PATH := $(subst /,$S,$(JAVA_TEST_DIR))
+JAVA_TESTS := tests
 
 $(TEMP_JAVA_DIR)/tests: | $(TEMP_JAVA_DIR)
 	-$(MKDIR) $(TEMP_JAVA_DIR)$Stests
@@ -732,6 +713,100 @@ test_java_pimpl: \
  test_java_contrib \
  test_java_java
 
+#######################
+##  EXAMPLE ARCHIVE  ##
+#######################
+TEMP_JAVA_DIR=temp_java
+
+$(TEMP_JAVA_DIR)/ortools_examples: | $(TEMP_JAVA_DIR)
+	$(MKDIR) $(TEMP_JAVA_DIR)$Sortools_examples
+
+$(TEMP_JAVA_DIR)/ortools_examples/examples: | $(TEMP_JAVA_DIR)/ortools_examples
+	$(MKDIR) $(TEMP_JAVA_DIR)$Sortools_examples$Sexamples
+
+$(TEMP_JAVA_DIR)/ortools_examples/examples/java: | $(TEMP_JAVA_DIR)/ortools_examples/examples
+	$(MKDIR) $(TEMP_JAVA_DIR)$Sortools_examples$Sexamples$Sjava
+
+$(TEMP_JAVA_DIR)/ortools_examples/examples/data: | $(TEMP_JAVA_DIR)/ortools_examples/examples
+	$(MKDIR) $(TEMP_JAVA_DIR)$Sortools_examples$Sexamples$Sdata
+
+define java-sample-archive
+$$(TEMP_JAVA_DIR)/ortools_examples/examples/java/%/pom.xml: \
+ $$(TEMP_JAVA_DIR)/$1/%/pom.xml \
+ ortools/$1/samples/%.java \
+ | $$(TEMP_JAVA_DIR)/ortools_examples/examples/java
+	-$$(MKDIR_P) $$(TEMP_JAVA_DIR)$$Sortools_examples$$Sexamples$$Sjava$$S$$*$$S$$(JAVA_SRC_PATH)
+	$$(COPY) $$(SRC_DIR)$$Sortools$$S$1$$Ssamples$$S$$*.java \
+ $$(TEMP_JAVA_DIR)$$Sortools_examples$$Sexamples$$Sjava$$S$$*$$S$$(JAVA_SRC_PATH)
+	$$(COPY) $$(TEMP_JAVA_DIR)$$S$1$$S$$*$$Spom.xml \
+ $$(TEMP_JAVA_DIR)$$Sortools_examples$$Sexamples$$Sjava$$S$$*
+
+endef
+
+$(foreach sample,$(JAVA_SAMPLES),$(eval $(call java-sample-archive,$(sample))))
+
+define java-example-archive
+$$(TEMP_JAVA_DIR)/ortools_examples/examples/java/%/pom.xml: \
+ $$(TEMP_JAVA_DIR)/$1/%/pom.xml \
+ examples/$1/%.java \
+ | $$(TEMP_JAVA_DIR)/ortools_examples/examples/java
+	-$$(MKDIR_P) $$(TEMP_JAVA_DIR)$$Sortools_examples$$Sexamples$$Sjava$$S$$*$$S$$(JAVA_SRC_PATH)
+	$$(COPY) $$(SRC_DIR)$$Sexamples$$S$1$$S$$*.java \
+ $$(TEMP_JAVA_DIR)$$Sortools_examples$$Sexamples$$Sjava$$S$$*$$S$$(JAVA_SRC_PATH)
+	$$(COPY) $$(TEMP_JAVA_DIR)$$S$1$$S$$*$$Spom.xml \
+ $$(TEMP_JAVA_DIR)$$Sortools_examples$$Sexamples$$Sjava$$S$$*
+
+endef
+
+$(foreach example,$(JAVA_EXAMPLES),$(eval $(call java-example-archive,$(example))))
+
+SAMPLE_JAVA_FILES = \
+  $(addsuffix /pom.xml,$(addprefix $(TEMP_JAVA_DIR)/ortools_examples/examples/java/,$(basename $(notdir $(wildcard ortools/*/samples/*.java)))))
+
+EXAMPLE_JAVA_FILES = \
+  $(addsuffix /pom.xml,$(addprefix $(TEMP_JAVA_DIR)/ortools_examples/examples/java/,$(basename $(notdir $(wildcard examples/contrib/*.java))))) \
+  $(addsuffix /pom.xml,$(addprefix $(TEMP_JAVA_DIR)/ortools_examples/examples/java/,$(basename $(notdir $(wildcard examples/java/*.java)))))
+
+.PHONY: java_examples_archive # Build stand-alone C++ examples archive file for redistribution.
+java_examples_archive: \
+ $(SAMPLE_JAVA_FILES) \
+ $(EXAMPLE_JAVA_FILES) \
+ | $(TEMP_JAVA_DIR)/ortools_examples/examples/java
+	$(COPY) tools$SREADME.examples.java $(TEMP_JAVA_DIR)$Sortools_examples$SREADME.md
+	$(COPY) LICENSE-2.0.txt $(TEMP_JAVA_DIR)$Sortools_examples
+ifeq ($(SYSTEM),win)
+	cd $(TEMP_JAVA_DIR) \
+ && ..\$(ZIP) \
+ -r ..\or-tools_java_examples_v$(OR_TOOLS_VERSION).zip \
+ ortools_examples
+else
+	cd $(TEMP_JAVA_DIR) \
+ && tar -c -v -z --no-same-owner \
+ -f ../or-tools_java_examples_v$(OR_TOOLS_VERSION).tar.gz \
+ ortools_examples
+endif
+	-$(DELREC) $(TEMP_JAVA_DIR)$Sortools_examples
+
+################
+##  Cleaning  ##
+################
+.PHONY: clean_java # Clean Java output from previous build.
+clean_java:
+	-$(DELREC) $(GEN_PATH)$Sjava
+	-$(DELREC) $(OBJ_DIR)$Scom
+	-$(DEL) $(CLASS_DIR)$S*.class
+	-$(DELREC) $(CLASS_DIR)
+	-$(DEL) $(GEN_PATH)$Sortools$Salgorithms$S*java_wrap*
+	-$(DEL) $(GEN_PATH)$Sortools$Sconstraint_solver$S*java_wrap*
+	-$(DEL) $(GEN_PATH)$Sortools$Sgraph$S*java_wrap*
+	-$(DEL) $(GEN_PATH)$Sortools$Slinear_solver$S*java_wrap*
+	-$(DEL) $(GEN_PATH)$Sortools$Ssat$S*java_wrap*
+	-$(DEL) $(GEN_PATH)$Sortools$Sutil$S*java_wrap*
+	-$(DEL) $(OBJ_DIR)$Sswig$S*_java_wrap.$O
+	-$(DEL) $(LIB_DIR)$S$(LIB_PREFIX)jni*.$(JNI_LIB_EXT)
+	-$(DEL) $(LIB_DIR)$S*.jar
+	-$(DELREC) $(TEMP_DATA_DIR)
+
 #############
 ##  DEBUG  ##
 #############
diff --git a/makefiles/Makefile.python.mk b/makefiles/Makefile.python.mk
index 4d6eb6de36..ca3a3c2503 100644
--- a/makefiles/Makefile.python.mk
+++ b/makefiles/Makefile.python.mk
@@ -811,69 +811,6 @@ test_python_pimpl: \
  test_python_contrib \
  test_python_python
 
-################
-##  Cleaning  ##
-################
-.PHONY: clean_python # Clean Python output from previous build.
-clean_python:
-	-$(DEL) $(GEN_PATH)$Sortools$S__init__.py
-	-$(DEL) ortools$S*.pyc
-	-$(DELREC) ortools$S__pycache__
-	-$(DEL) $(GEN_PATH)$Sortools$Salgorithms$S*.py
-	-$(DEL) $(GEN_PATH)$Sortools$Salgorithms$S*.pyc
-	-$(DELREC) $(GEN_PATH)$Sortools$Salgorithms$S__pycache__
-	-$(DEL) ortools$Salgorithms$S*.pyc
-	-$(DELREC) ortools$Salgorithms$S__pycache__
-	-$(DEL) $(GEN_PATH)$Sortools$Salgorithms$S*_python_wrap.*
-	-$(DEL) $(GEN_PATH)$Sortools$Salgorithms$S_pywrap*
-	-$(DEL) $(GEN_PATH)$Sortools$Sgraph$S*.py
-	-$(DEL) $(GEN_PATH)$Sortools$Sgraph$S*.pyc
-	-$(DELREC) $(GEN_PATH)$Sortools$Sgraph$S__pycache__
-	-$(DEL) ortools$Sgraph$S*.pyc
-	-$(DELREC) ortools$Sgraph$S__pycache__
-	-$(DEL) $(GEN_PATH)$Sortools$Sgraph$S*_python_wrap.*
-	-$(DEL) $(GEN_PATH)$Sortools$Sgraph$S_pywrap*
-	-$(DEL) $(GEN_PATH)$Sortools$Sconstraint_solver$S*.py
-	-$(DEL) $(GEN_PATH)$Sortools$Sconstraint_solver$S*.pyc
-	-$(DELREC) $(GEN_PATH)$Sortools$Sconstraint_solver$S__pycache__
-	-$(DEL) ortools$Sconstraint_solver$S*.pyc
-	-$(DELREC) ortools$Sconstraint_solver$S__pycache__
-	-$(DEL) $(GEN_PATH)$Sortools$Sconstraint_solver$S*_python_wrap.*
-	-$(DEL) $(GEN_PATH)$Sortools$Sconstraint_solver$S_pywrap*
-	-$(DEL) $(GEN_PATH)$Sortools$Slinear_solver$S*.py
-	-$(DEL) $(GEN_PATH)$Sortools$Slinear_solver$S*.pyc
-	-$(DELREC) $(GEN_PATH)$Sortools$Slinear_solver$S__pycache__
-	-$(DEL) ortools$Slinear_solver$S*.pyc
-	-$(DELREC) ortools$Slinear_solver$S__pycache__
-	-$(DEL) $(GEN_PATH)$Sortools$Slinear_solver$S*_python_wrap.*
-	-$(DEL) $(GEN_PATH)$Sortools$Slinear_solver$S_pywrap*
-	-$(DEL) $(GEN_PATH)$Sortools$Ssat$S*.py
-	-$(DEL) $(GEN_PATH)$Sortools$Ssat$S*.pyc
-	-$(DELREC) $(GEN_PATH)$Sortools$Ssat$S__pycache__
-	-$(DEL) ortools$Ssat$S*.pyc
-	-$(DELREC) ortools$Ssat$S__pycache__
-	-$(DEL) ortools$Ssat$Spython$S*.pyc
-	-$(DELREC) ortools$Ssat$Spython$S__pycache__
-	-$(DEL) $(GEN_PATH)$Sortools$Ssat$S*_python_wrap.*
-	-$(DEL) $(GEN_PATH)$Sortools$Ssat$S_pywrap*
-	-$(DEL) $(GEN_PATH)$Sortools$Sdata$S*.py
-	-$(DEL) $(GEN_PATH)$Sortools$Sdata$S*.pyc
-	-$(DELREC) $(GEN_PATH)$Sortools$Sdata$S__pycache__
-	-$(DEL) ortools$Sdata$S*.pyc
-	-$(DELREC) ortools$Sdata$S__pycache__
-	-$(DEL) $(GEN_PATH)$Sortools$Sdata$S*_python_wrap.*
-	-$(DEL) $(GEN_PATH)$Sortools$Sdata$S_pywrap*
-	-$(DEL) $(GEN_PATH)$Sortools$Sutil$S*.py
-	-$(DEL) $(GEN_PATH)$Sortools$Sutil$S*.pyc
-	-$(DELREC) $(GEN_PATH)$Sortools$Sutil$S__pycache__
-	-$(DEL) ortools$Sutil$S*.pyc
-	-$(DELREC) ortools$Sutil$S__pycache__
-	-$(DEL) $(GEN_PATH)$Sortools$Sutil$S*_python_wrap.*
-	-$(DEL) $(GEN_PATH)$Sortools$Sutil$S_*
-	-$(DEL) $(LIB_DIR)$S_*.$(SWIG_PYTHON_LIB_SUFFIX)
-	-$(DEL) $(OBJ_DIR)$Sswig$S*python_wrap.$O
-	-$(DELREC) temp_python*
-
 #####################
 ##  Pypi artifact  ##
 #####################
@@ -900,13 +837,13 @@ MISSING_PYPI_FILES = \
  $(PYPI_ARCHIVE_LIBS)
 
 $(PYPI_ARCHIVE_TEMP_DIR):
-	-$(MKDIR) $(PYPI_ARCHIVE_TEMP_DIR)
+	$(MKDIR) $(PYPI_ARCHIVE_TEMP_DIR)
 
 $(PYPI_ARCHIVE_TEMP_DIR)/ortools: | $(PYPI_ARCHIVE_TEMP_DIR)
-	-$(MKDIR) $(PYPI_ARCHIVE_TEMP_DIR)$Sortools
+	$(MKDIR) $(PYPI_ARCHIVE_TEMP_DIR)$Sortools
 
 $(PYPI_ARCHIVE_TEMP_DIR)/ortools/ortools: | $(PYPI_ARCHIVE_TEMP_DIR)/ortools
-	-$(MKDIR) $(PYPI_ARCHIVE_TEMP_DIR)$Sortools$Sortools
+	$(MKDIR) $(PYPI_ARCHIVE_TEMP_DIR)$Sortools$Sortools
 
 $(PYPI_ARCHIVE_TEMP_DIR)/ortools/README.txt: tools/README.pypi | $(PYPI_ARCHIVE_TEMP_DIR)/ortools
 	$(COPY) tools$SREADME.pypi $(PYPI_ARCHIVE_TEMP_DIR)$Sortools$SREADME.txt
@@ -1063,26 +1000,44 @@ install_python: pypi_archive
 uninstall_python:
 	"$(PYTHON_EXECUTABLE)" -m pip uninstall ortools
 
+#######################
+##  EXAMPLE ARCHIVE  ##
+#######################
 TEMP_PYTHON_DIR=temp_python
 
+$(TEMP_PYTHON_DIR):
+	$(MKDIR) $(TEMP_PYTHON_DIR)
+
+$(TEMP_PYTHON_DIR)/ortools_examples: | $(TEMP_PYTHON_DIR)
+	$(MKDIR) $(TEMP_PYTHON_DIR)$Sortools_examples
+
+$(TEMP_PYTHON_DIR)/ortools_examples/examples: | $(TEMP_PYTHON_DIR)/ortools_examples
+	$(MKDIR) $(TEMP_PYTHON_DIR)$Sortools_examples$Sexamples
+
+$(TEMP_PYTHON_DIR)/ortools_examples/examples/python: | $(TEMP_PYTHON_DIR)/ortools_examples/examples
+	$(MKDIR) $(TEMP_PYTHON_DIR)$Sortools_examples$Sexamples$Spython
+
+$(TEMP_PYTHON_DIR)/ortools_examples/examples/data: | $(TEMP_PYTHON_DIR)/ortools_examples/examples
+	$(MKDIR) $(TEMP_PYTHON_DIR)$Sortools_examples$Sexamples$Sdata
+
+$(TEMP_PYTHON_DIR)/ortools_examples/examples/notebook: | $(TEMP_PYTHON_DIR)/ortools_examples/examples
+	$(MKDIR) $(TEMP_PYTHON_DIR)$Sortools_examples$Sexamples$Snotebook
+
 .PHONY: python_examples_archive # Build stand-alone Python examples archive file for redistribution.
-python_examples_archive:
-	-$(DELREC) $(TEMP_PYTHON_DIR)
-	-$(MKDIR) $(TEMP_PYTHON_DIR)
-	-$(MKDIR) $(TEMP_PYTHON_DIR)$Sortools_examples
-	-$(MKDIR) $(TEMP_PYTHON_DIR)$Sortools_examples$Sexamples
-	-$(MKDIR) $(TEMP_PYTHON_DIR)$Sortools_examples$Sexamples$Spython
-	-$(MKDIR) $(TEMP_PYTHON_DIR)$Sortools_examples$Sexamples$Snotebook
-	-$(MKDIR) $(TEMP_PYTHON_DIR)$Sortools_examples$Sexamples$Sdata
-	-$(COPY) $(PYTHON_EX_PATH)$S*.py $(TEMP_PYTHON_DIR)$Sortools_examples$Sexamples$Spython
-	-$(COPY) ortools$Salgorithms$Ssamples$S*.py $(TEMP_PYTHON_DIR)$Sortools_examples$Sexamples$Spython
-	-$(COPY) ortools$Sgraph$Ssamples$S*.py $(TEMP_PYTHON_DIR)$Sortools_examples$Sexamples$Spython
-	-$(COPY) ortools$Slinear_solver$Ssamples$S*.py $(TEMP_PYTHON_DIR)$Sortools_examples$Sexamples$Spython
-	-$(COPY) ortools$Srouting$Ssamples$S*.py $(TEMP_PYTHON_DIR)$Sortools_examples$Sexamples$Spython
-	-$(COPY) ortools$Ssat$Ssamples$S*.py $(TEMP_PYTHON_DIR)$Sortools_examples$Sexamples$Spython
-	-$(COPY) examples$Snotebook$S*.ipynb $(TEMP_PYTHON_DIR)$Sortools_examples$Sexamples$Snotebook
-	-$(COPY) examples$Snotebook$S*.md $(TEMP_PYTHON_DIR)$Sortools_examples$Sexamples$Snotebook
-	-$(COPY) tools$SREADME.examples.python $(TEMP_PYTHON_DIR)$Sortools_examples$SREADME.md
+python_examples_archive: | \
+ $(TEMP_PYTHON_DIR)/ortools_examples/examples/python \
+ $(TEMP_PYTHON_DIR)/ortools_examples/examples/notebook \
+ $(TEMP_PYTHON_DIR)/ortools_examples/examples/data
+	$(COPY) $(PYTHON_EX_PATH)$S*.py $(TEMP_PYTHON_DIR)$Sortools_examples$Sexamples$Spython
+	$(COPY) $(CONTRIB_EX_PATH)$S*.py $(TEMP_PYTHON_DIR)$Sortools_examples$Sexamples$Spython
+	$(COPY) ortools$Salgorithms$Ssamples$S*.py $(TEMP_PYTHON_DIR)$Sortools_examples$Sexamples$Spython
+	$(COPY) ortools$Sgraph$Ssamples$S*.py $(TEMP_PYTHON_DIR)$Sortools_examples$Sexamples$Spython
+	$(COPY) ortools$Slinear_solver$Ssamples$S*.py $(TEMP_PYTHON_DIR)$Sortools_examples$Sexamples$Spython
+	$(COPY) ortools$Sconstraint_solver$Ssamples$S*.py $(TEMP_PYTHON_DIR)$Sortools_examples$Sexamples$Spython
+	$(COPY) ortools$Ssat$Ssamples$S*.py $(TEMP_PYTHON_DIR)$Sortools_examples$Sexamples$Spython
+	$(COPY) examples$Snotebook$S*.ipynb $(TEMP_PYTHON_DIR)$Sortools_examples$Sexamples$Snotebook
+	$(COPY) examples$Snotebook$S*.md $(TEMP_PYTHON_DIR)$Sortools_examples$Sexamples$Snotebook
+	$(COPY) tools$SREADME.examples.python $(TEMP_PYTHON_DIR)$Sortools_examples$SREADME.md
 	$(COPY) LICENSE-2.0.txt $(TEMP_PYTHON_DIR)$Sortools_examples
 ifeq ($(SYSTEM),win)
 	cd $(TEMP_PYTHON_DIR)\ortools_examples \
@@ -1103,7 +1058,70 @@ else
  -f ../or-tools_python_examples$(PYPI_OS)_v$(OR_TOOLS_VERSION).tar.gz \
  ortools_examples
 endif
-	-$(DELREC) $(TEMP_PYTHON_DIR)
+	-$(DELREC) $(TEMP_PYTHON_DIR)$Sortools_examples
+
+################
+##  Cleaning  ##
+################
+.PHONY: clean_python # Clean Python output from previous build.
+clean_python:
+	-$(DEL) $(GEN_PATH)$Sortools$S__init__.py
+	-$(DEL) ortools$S*.pyc
+	-$(DELREC) ortools$S__pycache__
+	-$(DEL) $(GEN_PATH)$Sortools$Salgorithms$S*.py
+	-$(DEL) $(GEN_PATH)$Sortools$Salgorithms$S*.pyc
+	-$(DELREC) $(GEN_PATH)$Sortools$Salgorithms$S__pycache__
+	-$(DEL) ortools$Salgorithms$S*.pyc
+	-$(DELREC) ortools$Salgorithms$S__pycache__
+	-$(DEL) $(GEN_PATH)$Sortools$Salgorithms$S*_python_wrap.*
+	-$(DEL) $(GEN_PATH)$Sortools$Salgorithms$S_pywrap*
+	-$(DEL) $(GEN_PATH)$Sortools$Sgraph$S*.py
+	-$(DEL) $(GEN_PATH)$Sortools$Sgraph$S*.pyc
+	-$(DELREC) $(GEN_PATH)$Sortools$Sgraph$S__pycache__
+	-$(DEL) ortools$Sgraph$S*.pyc
+	-$(DELREC) ortools$Sgraph$S__pycache__
+	-$(DEL) $(GEN_PATH)$Sortools$Sgraph$S*_python_wrap.*
+	-$(DEL) $(GEN_PATH)$Sortools$Sgraph$S_pywrap*
+	-$(DEL) $(GEN_PATH)$Sortools$Sconstraint_solver$S*.py
+	-$(DEL) $(GEN_PATH)$Sortools$Sconstraint_solver$S*.pyc
+	-$(DELREC) $(GEN_PATH)$Sortools$Sconstraint_solver$S__pycache__
+	-$(DEL) ortools$Sconstraint_solver$S*.pyc
+	-$(DELREC) ortools$Sconstraint_solver$S__pycache__
+	-$(DEL) $(GEN_PATH)$Sortools$Sconstraint_solver$S*_python_wrap.*
+	-$(DEL) $(GEN_PATH)$Sortools$Sconstraint_solver$S_pywrap*
+	-$(DEL) $(GEN_PATH)$Sortools$Slinear_solver$S*.py
+	-$(DEL) $(GEN_PATH)$Sortools$Slinear_solver$S*.pyc
+	-$(DELREC) $(GEN_PATH)$Sortools$Slinear_solver$S__pycache__
+	-$(DEL) ortools$Slinear_solver$S*.pyc
+	-$(DELREC) ortools$Slinear_solver$S__pycache__
+	-$(DEL) $(GEN_PATH)$Sortools$Slinear_solver$S*_python_wrap.*
+	-$(DEL) $(GEN_PATH)$Sortools$Slinear_solver$S_pywrap*
+	-$(DEL) $(GEN_PATH)$Sortools$Ssat$S*.py
+	-$(DEL) $(GEN_PATH)$Sortools$Ssat$S*.pyc
+	-$(DELREC) $(GEN_PATH)$Sortools$Ssat$S__pycache__
+	-$(DEL) ortools$Ssat$S*.pyc
+	-$(DELREC) ortools$Ssat$S__pycache__
+	-$(DEL) ortools$Ssat$Spython$S*.pyc
+	-$(DELREC) ortools$Ssat$Spython$S__pycache__
+	-$(DEL) $(GEN_PATH)$Sortools$Ssat$S*_python_wrap.*
+	-$(DEL) $(GEN_PATH)$Sortools$Ssat$S_pywrap*
+	-$(DEL) $(GEN_PATH)$Sortools$Sdata$S*.py
+	-$(DEL) $(GEN_PATH)$Sortools$Sdata$S*.pyc
+	-$(DELREC) $(GEN_PATH)$Sortools$Sdata$S__pycache__
+	-$(DEL) ortools$Sdata$S*.pyc
+	-$(DELREC) ortools$Sdata$S__pycache__
+	-$(DEL) $(GEN_PATH)$Sortools$Sdata$S*_python_wrap.*
+	-$(DEL) $(GEN_PATH)$Sortools$Sdata$S_pywrap*
+	-$(DEL) $(GEN_PATH)$Sortools$Sutil$S*.py
+	-$(DEL) $(GEN_PATH)$Sortools$Sutil$S*.pyc
+	-$(DELREC) $(GEN_PATH)$Sortools$Sutil$S__pycache__
+	-$(DEL) ortools$Sutil$S*.pyc
+	-$(DELREC) ortools$Sutil$S__pycache__
+	-$(DEL) $(GEN_PATH)$Sortools$Sutil$S*_python_wrap.*
+	-$(DEL) $(GEN_PATH)$Sortools$Sutil$S_*
+	-$(DEL) $(LIB_DIR)$S_*.$(SWIG_PYTHON_LIB_SUFFIX)
+	-$(DEL) $(OBJ_DIR)$Sswig$S*python_wrap.$O
+	-$(DELREC) temp_python*
 
 #############
 ##  DEBUG  ##
diff --git a/tools/README.examples.cpp b/tools/README.examples.cpp
new file mode 100644
index 0000000000..58c0dc470f
--- /dev/null
+++ b/tools/README.examples.cpp
@@ -0,0 +1,24 @@
+# Introduction
+This file describes how to use OR-Tools in C++ with the binary archives.
+
+OR-Tools online documetation is
+[here](https://developers.google.com/optimization)
+
+Full installation instructions are located
+[here](https://developers.google.com/optimization/install/cpp/)
+
+These modules have been tested under:
+  - Ubuntu 20.04 LTS (64 bit).
+  - CentOS 8 (64 bit).
+  - Debian 10 (64 bit).
+  - MacOS Catalina with Xcode 10.x (64 bit).
+  - Microsoft Windows with Visual Studio 2019 (64-bit)
+
+Upon decompressing the archive, you will get the following structure:
+```
+or-tools/
+  [LICENSE-2.0.txt](LICENSE-2.0.txt)     <- Apache License
+  [README.md](README.md)                 <- This file
+  [examples/data/](examples/data)        <- Data for the examples
+  [examples/cpp](examples/cpp)           <- C++ examples
+```
diff --git a/tools/README.examples.dotnet b/tools/README.examples.dotnet
new file mode 100644
index 0000000000..2463c4b8e3
--- /dev/null
+++ b/tools/README.examples.dotnet
@@ -0,0 +1,34 @@
+# Introduction
+This file describes how to use OR-Tools in .Net with the binary archives.
+
+OR-Tools online documetation is
+[here](https://developers.google.com/optimization)
+
+Full installation instructions are located
+[here](https://developers.google.com/optimization/install/dotnet/)
+
+These modules have been tested under:
+  - Ubuntu 20.04 LTS (64 bit).
+  - CentOS 8 (64 bit).
+  - Debian 10 (64 bit).
+  - MacOS Catalina with Xcode 10.x (64 bit).
+  - Microsoft Windows with Visual Studio 2019 (64-bit)
+
+Upon decompressing the archive, you will get the following structure:
+```
+or-tools/
+  [LICENSE-2.0.txt](LICENSE-2.0.txt)     <- Apache License
+  [README.md](README.md)                 <- This file
+  [examples/data/](examples/data)        <- Data for the examples
+  [examples/dotnet](examples/dotnet)     <- .Net examples
+```
+
+To build an example, open the folder in the command prompt and type the following commands:
+```sh
+dotnet build
+```
+
+To run an example, open the folder in the command prompt and type the following commands:
+```sh
+dotnet run
+```
diff --git a/tools/README.examples.java b/tools/README.examples.java
new file mode 100644
index 0000000000..6a6dc6126c
--- /dev/null
+++ b/tools/README.examples.java
@@ -0,0 +1,24 @@
+# Introduction
+This file describes how to use OR-Tools in Java with the binary archives.
+
+OR-Tools online documetation is
+[here](https://developers.google.com/optimization)
+
+Full installation instructions are located
+[here](https://developers.google.com/optimization/install/java/)
+
+These modules have been tested under:
+  - Ubuntu 20.04 LTS (64 bit).
+  - CentOS 8 (64 bit).
+  - Debian 10 (64 bit).
+  - MacOS Catalina with Xcode 10.x (64 bit).
+  - Microsoft Windows with Visual Studio 2019 (64-bit)
+
+Upon decompressing the archive, you will get the following structure:
+```
+or-tools/
+  [LICENSE-2.0.txt](LICENSE-2.0.txt)     <- Apache License
+  [README.md](README.md)                 <- This file
+  [examples/data/](examples/data)        <- Data for the examples
+  [examples/java](examples/java)         <- Java examples
+```
diff --git a/tools/README.netstandard b/tools/README.netstandard
index 6a05626462..a66c594529 100644
--- a/tools/README.netstandard
+++ b/tools/README.netstandard
@@ -16,14 +16,14 @@ or-tools/
   bin/             <- Directory containing assemblies, native libraries, and nuget package
 
 To build an example, open the folder in the command prompt and type the following commands:
-
-dotnet restore
+```sh
 dotnet build
+```
 
 To run an example, open the folder in the command prompt and type the following commands:
-
-dotnet restore
+```sh
 dotnet run
+```
 
 * Using NuGet Package Directly