diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
new file mode 100644
index 0000000000..24ed8bf35a
--- /dev/null
+++ b/.github/workflows/main.yml
@@ -0,0 +1,38 @@
+name: Main
+on:
+  - pull_request # without merge conflicts
+  - push # branch or tag
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
+jobs:
+  main:
+    strategy:
+      fail-fast: false
+      matrix:
+        os: [ macos-latest, ubuntu-latest, windows-latest ]
+        dc: [ dmd-latest, ldc-latest ]
+    name: ${{ matrix.os }}, ${{ matrix.dc }}
+    runs-on: ${{ matrix.os }}
+    timeout-minutes: 10
+    env:
+      DMD: ${{ startsWith(matrix.dc, 'ldc') && 'ldmd2' || 'dmd' }}
+      N: ${{ startsWith(matrix.os, 'macos') && '3' || '2' }}
+    steps:
+      - uses: actions/checkout@v4
+      - name: Install D compiler
+        uses: dlang-community/setup-dlang@v1.3.0
+        with:
+          compiler: ${{ matrix.dc }}
+      - name: Build
+        shell: bash
+        run: make -j$N DMD=$DMD
+      - name: Test
+        shell: bash
+        run: make -j$N DMD=$DMD test
+      - name: 'Windows: Build and test with MODEL=32'
+        if: runner.os == 'Windows'
+        shell: bash
+        run: make -j$N DMD=$DMD MODEL=32 all test
diff --git a/Makefile b/Makefile
new file mode 100644
index 0000000000..eb6317dbc8
--- /dev/null
+++ b/Makefile
@@ -0,0 +1,142 @@
+DMD_DIR = ../dmd
+BUILD = release
+DMD = $(DMD_DIR)/generated/$(OS)/$(BUILD)/$(MODEL)/dmd
+INSTALL_DIR = ../install
+DRUNTIME_PATH = ../dmd/druntime
+PHOBOS_PATH = ../phobos
+DUB=dub
+
+WITH_DOC = no
+DOC = ../dlang.org
+
+# Load operating system $(OS) (e.g. linux, osx, ...) and $(MODEL) (e.g. 32, 64) detection Makefile from dmd
+$(shell [ ! -d $(DMD_DIR) ] && git clone --depth=1 https://github.com/dlang/dmd $(DMD_DIR))
+include $(DMD_DIR)/compiler/src/osmodel.mak
+
+ifeq (windows,$(OS))
+    DOTEXE:=.exe
+else
+    DOTEXE:=
+endif
+
+# Build folder for all binaries
+GENERATED = generated
+ROOT = $(GENERATED)/$(OS)/$(MODEL)
+
+# default to warnings and deprecations as errors, override via e.g. make WARNINGS=-wi
+WARNINGS = -w -de
+# default flags, override by setting DFLAGS (e.g. make DFLAGS=-O)
+DFLAGS = $(MODEL_FLAG) $(if $(findstring windows,$(OS)),,-fPIC) -preview=dip1000
+DFLAGS += $(WARNINGS)
+
+# Default DUB flags (DUB uses a different architecture format)
+DUBFLAGS = --arch=$(subst 32,x86,$(subst 64,x86_64,$(MODEL)))
+
+TOOLS = \
+    $(ROOT)/catdoc$(DOTEXE) \
+    $(ROOT)/checkwhitespace$(DOTEXE) \
+    $(ROOT)/contributors$(DOTEXE) \
+    $(ROOT)/ddemangle$(DOTEXE) \
+    $(ROOT)/detab$(DOTEXE) \
+    $(ROOT)/rdmd$(DOTEXE) \
+    $(ROOT)/tolf$(DOTEXE) \
+    $(ROOT)/updatecopyright$(DOTEXE)
+
+CURL_TOOLS = \
+    $(ROOT)/changed$(DOTEXE) \
+    $(ROOT)/dget$(DOTEXE)
+
+DOC_TOOLS = \
+    $(ROOT)/dman$(DOTEXE)
+
+TEST_TOOLS = \
+    $(ROOT)/rdmd_test$(DOTEXE)
+
+all: $(TOOLS) $(CURL_TOOLS) $(ROOT)/dustmite$(DOTEXE)
+
+rdmd:      $(ROOT)/rdmd$(DOTEXE)
+ddemangle: $(ROOT)/ddemangle$(DOTEXE)
+catdoc:    $(ROOT)/catdoc$(DOTEXE)
+detab:     $(ROOT)/detab$(DOTEXE)
+tolf:      $(ROOT)/tolf$(DOTEXE)
+dget:      $(ROOT)/dget$(DOTEXE)
+changed:   $(ROOT)/changed$(DOTEXE)
+dman:      $(ROOT)/dman$(DOTEXE)
+dustmite:  $(ROOT)/dustmite$(DOTEXE)
+
+$(ROOT)/dustmite$(DOTEXE): DustMite/dustmite.d DustMite/splitter.d DustMite/polyhash.d
+	$(DMD) $(DFLAGS) -version=Dlang_Tools DustMite/dustmite.d DustMite/splitter.d DustMite/polyhash.d -of$(@)
+
+$(TOOLS) $(DOC_TOOLS) $(CURL_TOOLS) $(TEST_TOOLS): $(ROOT)/%$(DOTEXE): %.d
+	$(DMD) $(DFLAGS) -of$(@) $(<)
+
+d-tags.json:
+	@echo 'Build d-tags.json and copy it here, e.g. by running:'
+	@echo "    make -C ../dlang.org -f posix.mak d-tags-latest.json && cp ../dlang.org/d-tags-latest.json d-tags.json"
+	@echo 'or:'
+	@echo "    make -C ../dlang.org -f posix.mak d-tags-prerelease.json && cp ../dlang.org/d-tags-prerelease.json d-tags.json"
+	@exit 1
+
+$(ROOT)/dman$(DOTEXE): d-tags.json
+$(ROOT)/dman$(DOTEXE): override DFLAGS += -J.
+
+install: $(TOOLS) $(CURL_TOOLS) $(ROOT)/dustmite$(DOTEXE)
+	mkdir -p $(INSTALL_DIR)/bin
+	cp $^ $(INSTALL_DIR)/bin
+
+clean:
+	rm -rf $(GENERATED)
+
+$(ROOT)/tests_extractor$(DOTEXE): tests_extractor.d
+	mkdir -p $(ROOT)
+	DFLAGS="$(DFLAGS)" $(DUB) build \
+		   --single $< --force --compiler=$(DMD) $(DUBFLAGS) \
+		   && mv ./tests_extractor$(DOTEXE) $@
+
+################################################################################
+# Build & run tests
+################################################################################
+
+ifeq (windows,$(OS))
+    # for some reason, --strip-trailing-cr isn't enough - need to dos2unix stdin
+    DIFF := dos2unix | diff --strip-trailing-cr
+else
+    DIFF := diff
+endif
+
+test_tests_extractor: $(ROOT)/tests_extractor$(DOTEXE)
+	for file in ascii iteration ; do \
+		$< -i "./test/tests_extractor/$${file}.d" | $(DIFF) -u -p - "./test/tests_extractor/$${file}.d.ext"; \
+	done
+	$< -a betterc -i "./test/tests_extractor/attributes.d" | $(DIFF) -u -p - "./test/tests_extractor/attributes.d.ext";
+	$< --betterC -i "./test/tests_extractor/betterc.d" | $(DIFF) -u -p - "./test/tests_extractor/betterc.d.ext";
+
+RDMD_TEST_COMPILERS = $(DMD)
+RDMD_TEST_EXECUTABLE = $(ROOT)/rdmd$(DOTEXE)
+RDMD_TEST_DEFAULT_COMPILER = $(basename $(DMD))
+
+VERBOSE_RDMD_TEST=0
+ifeq ($(VERBOSE_RDMD_TEST), 1)
+	override VERBOSE_RDMD_TEST_FLAGS:=-v
+endif
+
+ifeq (osx,$(OS))
+# /tmp is a symlink on Mac, and rdmd_test.d doesn't like it
+test_rdmd: export TMPDIR=$(shell cd /tmp && pwd -P)
+endif
+test_rdmd: $(ROOT)/rdmd_test$(DOTEXE) $(RDMD_TEST_EXECUTABLE)
+	$< $(RDMD_TEST_EXECUTABLE) $(MODEL_FLAG) \
+	   --rdmd-default-compiler=$(RDMD_TEST_DEFAULT_COMPILER) \
+	   --test-compilers=$(RDMD_TEST_COMPILERS) \
+	   $(VERBOSE_RDMD_TEST_FLAGS)
+	$(DMD) $(DFLAGS) -unittest -main -run rdmd.d
+
+test: test_tests_extractor test_rdmd
+
+ifeq ($(WITH_DOC),yes)
+all install: $(DOC_TOOLS)
+endif
+
+.PHONY: all install clean
+
+.DELETE_ON_ERROR: # GNU Make directive (delete output files on error)
diff --git a/README.md b/README.md
index c1db180069..7add635fbc 100644
--- a/README.md
+++ b/README.md
@@ -38,7 +38,7 @@ Building
 On a Posix system all tools can be built with:
 
 ```
-make -f posix.mak all
+make all
 ```
 
 Using DUB as a build tool
diff --git a/appveyor.yml b/appveyor.yml
deleted file mode 100644
index 35aa457fc9..0000000000
--- a/appveyor.yml
+++ /dev/null
@@ -1,71 +0,0 @@
-platform: x64
-environment:
- matrix:
-  - DC: dmd
-    DVersion: nightly
-    arch: x64
-    MODEL: 64
-  - DC: dmd
-    DVersion: nightly
-    arch: x86
-    MODEL: 32
-skip_tags: false
-build_script:
- - ps: >
-        function ResolveLatestDMD
-        {
-            $version = $env:DVersion;
-            if($version -eq "stable") {
-                $latest = (Invoke-WebRequest "https://downloads.dlang.org/releases/LATEST").toString();
-                $url = "https://downloads.dlang.org/releases/2.x/$($latest)/dmd.$($latest).windows.7z";
-            }elseif($version -eq "beta") {
-                $latest = (Invoke-WebRequest "https://downloads.dlang.org/pre-releases/LATEST").toString();
-                $latestVersion = $latest.split("-")[0].split("~")[0];
-                $url = "https://downloads.dlang.org/pre-releases/2.x/$($latestVersion)/dmd.$($latest).windows.7z";
-            }elseif($version -eq "nightly") {
-                $latest = (Invoke-WebRequest "https://downloads.dlang.org/nightlies/dmd-master/LATEST").toString().replace("`n","").replace("`r","");
-                $url = "https://downloads.dlang.org/nightlies/dmd-$($latest)/dmd.master.windows.7z"
-            }else {
-                $url = "https://downloads.dlang.org/releases/2.x/$($version)/dmd.$($version).windows.7z";
-            }
-            $env:PATH += ";C:\dmd2\windows\bin;";
-            return $url;
-        }
-        function SetUpDCompiler
-        {
-            $env:toolchain = "msvc";
-            echo "downloading ...";
-            $url = ResolveLatestDMD;
-            echo $url;
-            Invoke-WebRequest $url -OutFile "c:\dmd.7z";
-            echo "finished.";
-            pushd c:\\;
-            7z x dmd.7z > $null;
-            popd;
-        }
-        SetUpDCompiler
-
-        if($env:arch -eq "x86"){
-            $env:compilersetupargs = "x86";
-            $env:Darch = "x86";
-            $env:DConf = "m32";
-        }elseif($env:arch -eq "x64"){
-            $env:compilersetupargs = "amd64";
-            $env:Darch = "x86_64";
-            $env:DConf = "m64";
-        }
-        # This needs to be done more generically (currently only works on AppVeyor)
-        $env:compilersetup = "C:\Program Files (x86)\Microsoft Visual Studio 14.0\VC\vcvarsall";
-
- - call "C:\Program Files (x86)\Microsoft Visual Studio 14.0\VC\vcvarsall.bat" %compilersetupargs%
-
-test_script:
- - echo %PLATFORM%
- - echo %Darch%
- - echo %DC%
- - echo %PATH%
- - '%DC% --version'
- - make -f win32.mak DFLAGS=-g rdmd dustmite ddemangle changed
- - make -f win32.mak DFLAGS=-g test
- - make -f win64.mak DFLAGS=-g rdmd dustmite ddemangle changed
- - make -f win64.mak DFLAGS=-g test
diff --git a/posix.mak b/posix.mak
index e0c0bbdb02..bc94e485f0 100644
--- a/posix.mak
+++ b/posix.mak
@@ -1,141 +1,11 @@
-DMD_DIR = ../dmd
-BUILD = release
-DMD = $(DMD_DIR)/generated/$(OS)/$(BUILD)/$(MODEL)/dmd
-CC = gcc
-INSTALL_DIR = ../install
-DRUNTIME_PATH = ../dmd/druntime
-PHOBOS_PATH = ../phobos
-DUB=dub
+$(warning ===== DEPRECATION NOTICE ===== )
+$(warning ===== DEPRECATION: posix.mak is deprecated. Please use generic Makefile instead.)
+$(warning ============================== )
 
-WITH_DOC = no
-DOC = ../dlang.org
+# forward everything to Makefile
 
-# Load operating system $(OS) (e.g. linux, osx, ...) and $(MODEL) (e.g. 32, 64) detection Makefile from dmd
-$(shell [ ! -d $(DMD_DIR) ] && git clone --depth=1 https://github.com/dlang/dmd $(DMD_DIR))
-include $(DMD_DIR)/src/osmodel.mak
+all:
+	$(MAKE) -f Makefile $@
 
-# Build folder for all binaries
-GENERATED = generated
-ROOT = $(GENERATED)/$(OS)/$(MODEL)
-
-# Set DRUNTIME name and full path
-ifeq (,$(findstring win,$(OS)))
-	DRUNTIME = $(DRUNTIME_PATH)/lib/libdruntime-$(OS)$(MODEL).a
-	DRUNTIMESO = $(DRUNTIME_PATH)/lib/libdruntime-$(OS)$(MODEL)so.a
-else
-	DRUNTIME = $(DRUNTIME_PATH)/lib/druntime.lib
-endif
-
-# Set PHOBOS name and full path
-ifeq (,$(findstring win,$(OS)))
-	PHOBOS = $(PHOBOS_PATH)/generated/$(OS)/$(BUILD)/$(MODEL)/libphobos2.a
-	PHOBOSSO = $(PHOBOS_PATH)/generated/$(OS)/$(BUILD)/$(MODEL)/libphobos2.so
-endif
-
-# default to warnings and deprecations as errors, override via e.g. make -f posix.mak WARNINGS=-wi
-WARNINGS = -w -de
-# default include/link paths, override by setting DFLAGS (e.g. make -f posix.mak DFLAGS=-I/foo)
-DFLAGS = -I$(DRUNTIME_PATH)/import -I$(PHOBOS_PATH) \
-		 -L-L$(PHOBOS_PATH)/generated/$(OS)/$(BUILD)/$(MODEL) $(MODEL_FLAG) -fPIC -preview=dip1000
-DFLAGS += $(WARNINGS)
-
-# Default DUB flags (DUB uses a different architecture format)
-DUBFLAGS = --arch=$(subst 32,x86,$(subst 64,x86_64,$(MODEL)))
-
-TOOLS = \
-    $(ROOT)/catdoc \
-    $(ROOT)/checkwhitespace \
-    $(ROOT)/contributors \
-    $(ROOT)/ddemangle \
-    $(ROOT)/detab \
-    $(ROOT)/rdmd \
-    $(ROOT)/tolf \
-    $(ROOT)/updatecopyright
-
-CURL_TOOLS = \
-    $(ROOT)/changed \
-    $(ROOT)/dget
-
-DOC_TOOLS = \
-    $(ROOT)/dman
-
-TEST_TOOLS = \
-    $(ROOT)/rdmd_test
-
-all: $(TOOLS) $(CURL_TOOLS) $(ROOT)/dustmite
-
-rdmd:      $(ROOT)/rdmd
-ddemangle: $(ROOT)/ddemangle
-catdoc:    $(ROOT)/catdoc
-detab:     $(ROOT)/detab
-tolf:      $(ROOT)/tolf
-dget:      $(ROOT)/dget
-changed:   $(ROOT)/changed
-dman:      $(ROOT)/dman
-dustmite:  $(ROOT)/dustmite
-
-$(ROOT)/dustmite: DustMite/dustmite.d DustMite/splitter.d DustMite/polyhash.d
-	$(DMD) $(DFLAGS) -version=Dlang_Tools DustMite/dustmite.d DustMite/splitter.d DustMite/polyhash.d -of$(@)
-
-$(TOOLS) $(DOC_TOOLS) $(CURL_TOOLS) $(TEST_TOOLS): $(ROOT)/%: %.d
-	$(DMD) $(DFLAGS) -of$(@) $(<)
-
-d-tags.json:
-	@echo 'Build d-tags.json and copy it here, e.g. by running:'
-	@echo "    make -C ../dlang.org -f posix.mak d-tags-latest.json && cp ../dlang.org/d-tags-latest.json d-tags.json"
-	@echo 'or:'
-	@echo "    make -C ../dlang.org -f posix.mak d-tags-prerelease.json && cp ../dlang.org/d-tags-prerelease.json d-tags.json"
-	@exit 1
-
-$(ROOT)/dman: d-tags.json
-$(ROOT)/dman: override DFLAGS += -J.
-
-install: $(TOOLS) $(CURL_TOOLS) $(ROOT)/dustmite
-	mkdir -p $(INSTALL_DIR)/bin
-	cp $^ $(INSTALL_DIR)/bin
-
-clean:
-	rm -rf $(GENERATED)
-
-$(ROOT)/tests_extractor: tests_extractor.d
-	mkdir -p $(ROOT)
-	DFLAGS="$(DFLAGS)" $(DUB) build \
-		   --single $< --force --compiler=$(DMD) $(DUBFLAGS) \
-		   && mv ./tests_extractor $@
-
-################################################################################
-# Build & run tests
-################################################################################
-
-test_tests_extractor: $(ROOT)/tests_extractor
-	for file in ascii iteration ; do \
-		$< -i "./test/tests_extractor/$${file}.d" | diff -p - "./test/tests_extractor/$${file}.d.ext"; \
-	done
-	$< -a betterc -i "./test/tests_extractor/attributes.d" | diff -p - "./test/tests_extractor/attributes.d.ext";
-	$< --betterC -i "./test/tests_extractor/betterc.d" | diff -p - "./test/tests_extractor/betterc.d.ext";
-
-RDMD_TEST_COMPILERS = $(DMD)
-RDMD_TEST_EXECUTABLE = $(ROOT)/rdmd
-RDMD_TEST_DEFAULT_COMPILER = $(basename $(DMD))
-
-VERBOSE_RDMD_TEST=0
-ifeq ($(VERBOSE_RDMD_TEST), 1)
-	override VERBOSE_RDMD_TEST_FLAGS:=-v
-endif
-
-test_rdmd: $(ROOT)/rdmd_test $(RDMD_TEST_EXECUTABLE)
-	$< $(RDMD_TEST_EXECUTABLE) -m$(MODEL) \
-	   --rdmd-default-compiler=$(RDMD_TEST_DEFAULT_COMPILER) \
-	   --test-compilers=$(RDMD_TEST_COMPILERS) \
-	   $(VERBOSE_RDMD_TEST_FLAGS)
-	$(DMD) $(DFLAGS) -unittest -main -run rdmd.d
-
-test: test_tests_extractor test_rdmd
-
-ifeq ($(WITH_DOC),yes)
-all install: $(DOC_TOOLS)
-endif
-
-.PHONY: all install clean
-
-.DELETE_ON_ERROR: # GNU Make directive (delete output files on error)
+%:
+	$(MAKE) -f Makefile $@
diff --git a/rdmd_test.d b/rdmd_test.d
index 706538bb3a..881569887f 100755
--- a/rdmd_test.d
+++ b/rdmd_test.d
@@ -431,7 +431,7 @@ void runTests(string rdmdApp, string compiler, string model)
 
         res = execute(rdmdArgs ~ [forceSrc.baseName()]);
         enforce(res.status == 0, res.output);
-        enforce(!res.output.canFind("compile_force_src"));
+        enforce(!res.output.canFind("compile_force_src"), res.output);
     }
 
     auto conflictDir = forceSrc.setExtension(".dir");
@@ -684,11 +684,11 @@ void runFallbackTest(string rdmdApp, string buildCompiler, string model)
        if an explicit --compiler flag is not provided, rdmd should
        search its own binary path first when looking for the default
        compiler (determined by the compiler used to build it) */
-    string localDMD = buildPath(tempDir(), baseName(buildCompiler).setExtension(binExt));
+    string localDMD = buildPath(dirName(rdmdApp), baseName(buildCompiler).setExtension(binExt));
     std.file.write(localDMD, ""); // An empty file avoids the "Not a valid 16-bit application" pop-up on Windows
     scope(exit) std.file.remove(localDMD);
 
     auto res = execute(rdmdApp ~ [modelSwitch(model), "--force", "--chatty", "--eval=writeln(`Compiler found.`);"]);
     enforce(res.status == 1, res.output);
-    enforce(res.output.canFind(format(`spawn [%(%s%),`, localDMD.only)), localDMD ~ " would not have been executed");
+    enforce(res.output.canFind(format(`spawn [%(%s%),`, localDMD.only)), localDMD ~ " would not have been executed. Output:\n" ~ res.output);
 }
diff --git a/win32.mak b/win32.mak
deleted file mode 100644
index 82849bb89f..0000000000
--- a/win32.mak
+++ /dev/null
@@ -1,108 +0,0 @@
-# Where scp command copies to
-SCPDIR=..\backup
-
-##### Tools
-
-# D compiler
-DMD=dmd
-# C++ compiler
-CC=dmc
-# Make program
-MAKE=make
-# Librarian
-LIB=lib
-# Delete file(s)
-DEL=del
-# Make directory
-MD=mkdir
-# Remove directory
-RD=rmdir
-# File copy
-CP=cp
-# De-tabify
-DETAB=detab
-# Convert line endings to Unix
-TOLF=tolf
-# Zip
-ZIP=zip32
-# Copy to another directory
-SCP=$(CP)
-
-DFLAGS=-O -release -m$(MODEL)
-
-GENERATED = generated
-ROOT = $(GENERATED)\windows\32
-
-TARGETS=	$(ROOT)\dman.exe \
-	$(ROOT)\rdmd.exe \
-	$(ROOT)\ddemangle.exe \
-	$(ROOT)\changed.exe \
-	$(ROOT)\dustmite.exe
-
-MAKEFILES=win32.mak win64.mak posix.mak
-
-SRCS=dman.d rdmd.d ddemangle.d
-
-targets : $(TARGETS)
-
-dman:      $(ROOT)\dman.exe
-rdmd:      $(ROOT)\rdmd.exe
-ddemangle: $(ROOT)\ddemangle.exe
-changed:   $(ROOT)\changed.exe
-dustmite:  $(ROOT)\dustmite.exe
-
-d-tags.json :
-	@echo 'Build d-tags.json and copy it here, e.g. by running:'
-	@echo "    make -C ../dlang.org -f win32.mak d-tags.json && copy ../dlang.org/d-tags-latest.json d-tags.json"
-	@exit
-
-$(ROOT)\dman.exe : dman.d d-tags.json
-	$(DMD) $(DFLAGS) -of$@ dman.d -J.
-
-$(ROOT)\rdmd.exe : rdmd.d
-	$(DMD) $(DFLAGS) -of$@ rdmd.d advapi32.lib
-
-$(ROOT)\ddemangle.exe : ddemangle.d
-	$(DMD) $(DFLAGS) -of$@ ddemangle.d
-
-$(ROOT)\dustmite.exe : DustMite/dustmite.d DustMite/splitter.d DustMite/polyhash.d
-	$(DMD) $(DFLAGS) -of$@ -version=Dlang_Tools DustMite/dustmite.d DustMite/splitter.d DustMite/polyhash.d
-
-$(ROOT)\changed.exe : changed.d
-	$(DMD) $(DFLAGS) -of$@ changed.d
-
-clean :
-	rmdir /s /q $(GENERATED)
-
-detab:
-	$(DETAB) $(SRCS)
-
-tolf:
-	$(TOLF) $(SRCS) $(MAKEFILES)
-
-zip: detab tolf $(MAKEFILES)
-	$(DEL) dman.zip
-	$(ZIP) dman $(MAKEFILES) $(SRCS) $(TAGS)
-
-scp: detab tolf $(MAKEFILES)
-	$(SCP) $(SRCS) $(MAKEFILES) $(SCPDIR)
-
-
-################################################################################
-# Build and run tests
-################################################################################
-
-RDMD_TEST_COMPILERS = $(DMD)
-RDMD_TEST_EXECUTABLE = $(ROOT)\rdmd.exe
-RDMD_TEST_DEFAULT_COMPILER = $(DMD)
-
-$(ROOT)\rdmd_test.exe : rdmd_test.d
-	$(DMD) $(DFLAGS) -of$@ rdmd_test.d
-
-test_rdmd : $(ROOT)\rdmd_test.exe $(RDMD_TEST_EXECUTABLE)
-        $(ROOT)\rdmd_test.exe \
-           $(RDMD_TEST_EXECUTABLE) -m$(MODEL) -v \
-           --rdmd-default-compiler=$(RDMD_TEST_DEFAULT_COMPILER) \
-           --test-compilers=$(RDMD_TEST_COMPILERS)
-
-test : test_rdmd
diff --git a/win64.mak b/win64.mak
deleted file mode 100644
index e1ff05cbb9..0000000000
--- a/win64.mak
+++ /dev/null
@@ -1,64 +0,0 @@
-ROOT = generated\windows\64
-
-TARGETS=	$(ROOT)\dman.exe \
-	$(ROOT)\rdmd.exe \
-	$(ROOT)\ddemangle.exe \
-	$(ROOT)\changed.exe \
-	$(ROOT)\dustmite.exe
-
-targets : $(TARGETS)
-
-dman:      $(ROOT)\dman.exe
-rdmd:      $(ROOT)\rdmd.exe
-ddemangle: $(ROOT)\ddemangle.exe
-changed:   $(ROOT)\changed.exe
-dustmite:  $(ROOT)\dustmite.exe
-
-d-tags.json :
-	@echo 'Build d-tags.json and copy it here, e.g. by running:'
-	@echo "    make -C ../dlang.org -f win64.mak d-tags.json && copy ../dlang.org/d-tags-latest.json d-tags.json"
-	@exit
-
-MAKE_WIN32=make -f win32.mak "ROOT=$(ROOT)" "MODEL=$(MODEL)"
-
-$(ROOT)\dman.exe : dman.d d-tags.json
-	$(MAKE_WIN32) $@
-
-$(ROOT)\rdmd.exe : rdmd.d
-	$(MAKE_WIN32) $@
-
-$(ROOT)\ddemangle.exe : ddemangle.d
-	$(MAKE_WIN32) $@
-
-$(ROOT)\dustmite.exe : DustMite/dustmite.d DustMite/splitter.d DustMite/polyhash.d
-	$(MAKE_WIN32) $@
-
-$(ROOT)\changed.exe : changed.d
-	$(MAKE_WIN32) $@
-
-clean :
-	$(MAKE_WIN32) $@
-
-detab:
-	$(MAKE_WIN32) $@
-
-tolf:
-	$(MAKE_WIN32) $@
-
-zip: detab tolf $(MAKEFILES)
-	$(MAKE_WIN32) $@
-
-scp: detab tolf $(MAKEFILES)
-	$(MAKE_WIN32) $@
-
-
-################################################################################
-# Build and run tests
-################################################################################
-$(ROOT)\rdmd_test.exe : rdmd_test.d
-	$(MAKE_WIN32) $@
-
-test_rdmd : $(ROOT)\rdmd_test.exe $(RDMD_TEST_EXECUTABLE)
-	$(MAKE_WIN32) $@
-
-test : test_rdmd