diff --git a/.gitignore b/.gitignore
index 8f0270e..f246d9c 100644
--- a/.gitignore
+++ b/.gitignore
@@ -2,3 +2,11 @@ shard.lock
 bin
 drop
 lib
+
+pongd
+pongc
+tcpd
+tcpc
+websocketd
+websocketc
+plumberd
diff --git a/Makefile b/Makefile
new file mode 100644
index 0000000..54bb4d8
--- /dev/null
+++ b/Makefile
@@ -0,0 +1,267 @@
+PACKAGE = 'plumberd'
+VERSION = '0.1.0'
+
+PREFIX := /usr/local
+BINDIR := $(PREFIX)/bin
+LIBDIR := $(PREFIX)/lib
+SHAREDIR := $(PREFIX)/share
+INCLUDEDIR := $(PREFIX)/include
+MANDIR := $(SHAREDIR)/man
+
+CC := cc
+AR := ar
+RANLIB := ranlib
+CFLAGS := 
+LDFLAGS := 
+
+Q := @
+
+all: tcpd tcpc pongd pongc plumberd websocketc websocketd
+	@:
+
+tcpd: src/tcpd.cr  
+	@echo '  CR >    tcpd'
+	$(Q)crystal src/tcpd.cr -o 'tcpd'
+
+
+tcpd.install: tcpd
+	@echo '  IN >    $(BINDIR)/tcpd'
+	$(Q)mkdir -p '$(DESTDIR)$(BINDIR)'
+	$(Q)install -m0755 tcpd $(DESTDIR)$(BINDIR)/tcpd
+
+tcpd.clean:
+	@echo '  RM >    tcpd'
+	$(Q)rm -f tcpd
+
+tcpd.uninstall:
+	@echo '  RM >    $(BINDIR)/tcpd'
+	$(Q)rm -f '$(DESTDIR)$(BINDIR)/tcpd'
+
+tcpc: src/tcpc.cr  
+	@echo '  CR >    tcpc'
+	$(Q)crystal src/tcpc.cr -o 'tcpc'
+
+
+tcpc.install: tcpc
+	@echo '  IN >    $(BINDIR)/tcpc'
+	$(Q)mkdir -p '$(DESTDIR)$(BINDIR)'
+	$(Q)install -m0755 tcpc $(DESTDIR)$(BINDIR)/tcpc
+
+tcpc.clean:
+	@echo '  RM >    tcpc'
+	$(Q)rm -f tcpc
+
+tcpc.uninstall:
+	@echo '  RM >    $(BINDIR)/tcpc'
+	$(Q)rm -f '$(DESTDIR)$(BINDIR)/tcpc'
+
+pongd: src/pongd.cr  
+	@echo '  CR >    pongd'
+	$(Q)crystal src/pongd.cr -o 'pongd'
+
+
+pongd.install: pongd
+	@echo '  IN >    $(BINDIR)/pongd'
+	$(Q)mkdir -p '$(DESTDIR)$(BINDIR)'
+	$(Q)install -m0755 pongd $(DESTDIR)$(BINDIR)/pongd
+
+pongd.clean:
+	@echo '  RM >    pongd'
+	$(Q)rm -f pongd
+
+pongd.uninstall:
+	@echo '  RM >    $(BINDIR)/pongd'
+	$(Q)rm -f '$(DESTDIR)$(BINDIR)/pongd'
+
+pongc: src/pongc.cr  
+	@echo '  CR >    pongc'
+	$(Q)crystal src/pongc.cr -o 'pongc'
+
+
+pongc.install: pongc
+	@echo '  IN >    $(BINDIR)/pongc'
+	$(Q)mkdir -p '$(DESTDIR)$(BINDIR)'
+	$(Q)install -m0755 pongc $(DESTDIR)$(BINDIR)/pongc
+
+pongc.clean:
+	@echo '  RM >    pongc'
+	$(Q)rm -f pongc
+
+pongc.uninstall:
+	@echo '  RM >    $(BINDIR)/pongc'
+	$(Q)rm -f '$(DESTDIR)$(BINDIR)/pongc'
+
+plumberd: src/plumberd.cr  
+	@echo '  CR >    plumberd'
+	$(Q)crystal src/plumberd.cr -o 'plumberd'
+
+
+plumberd.install: plumberd
+	@echo '  IN >    $(BINDIR)/plumberd'
+	$(Q)mkdir -p '$(DESTDIR)$(BINDIR)'
+	$(Q)install -m0755 plumberd $(DESTDIR)$(BINDIR)/plumberd
+
+plumberd.clean:
+	@echo '  RM >    plumberd'
+	$(Q)rm -f plumberd
+
+plumberd.uninstall:
+	@echo '  RM >    $(BINDIR)/plumberd'
+	$(Q)rm -f '$(DESTDIR)$(BINDIR)/plumberd'
+
+websocketc: src/websocketc.cr  
+	@echo '  CR >    websocketc'
+	$(Q)crystal src/websocketc.cr -o 'websocketc'
+
+
+websocketc.install: websocketc
+	@echo '  IN >    $(BINDIR)/websocketc'
+	$(Q)mkdir -p '$(DESTDIR)$(BINDIR)'
+	$(Q)install -m0755 websocketc $(DESTDIR)$(BINDIR)/websocketc
+
+websocketc.clean:
+	@echo '  RM >    websocketc'
+	$(Q)rm -f websocketc
+
+websocketc.uninstall:
+	@echo '  RM >    $(BINDIR)/websocketc'
+	$(Q)rm -f '$(DESTDIR)$(BINDIR)/websocketc'
+
+websocketd: src/websocketd.cr  
+	@echo '  CR >    websocketd'
+	$(Q)crystal src/websocketd.cr -o 'websocketd'
+
+
+websocketd.install: websocketd
+	@echo '  IN >    $(BINDIR)/websocketd'
+	$(Q)mkdir -p '$(DESTDIR)$(BINDIR)'
+	$(Q)install -m0755 websocketd $(DESTDIR)$(BINDIR)/websocketd
+
+websocketd.clean:
+	@echo '  RM >    websocketd'
+	$(Q)rm -f websocketd
+
+websocketd.uninstall:
+	@echo '  RM >    $(BINDIR)/websocketd'
+	$(Q)rm -f '$(DESTDIR)$(BINDIR)/websocketd'
+
+$(DESTDIR)$(PREFIX):
+	@echo '  DIR >   $(PREFIX)'
+	$(Q)mkdir -p $(DESTDIR)$(PREFIX)
+$(DESTDIR)$(BINDIR):
+	@echo '  DIR >   $(BINDIR)'
+	$(Q)mkdir -p $(DESTDIR)$(BINDIR)
+$(DESTDIR)$(LIBDIR):
+	@echo '  DIR >   $(LIBDIR)'
+	$(Q)mkdir -p $(DESTDIR)$(LIBDIR)
+$(DESTDIR)$(SHAREDIR):
+	@echo '  DIR >   $(SHAREDIR)'
+	$(Q)mkdir -p $(DESTDIR)$(SHAREDIR)
+$(DESTDIR)$(INCLUDEDIR):
+	@echo '  DIR >   $(INCLUDEDIR)'
+	$(Q)mkdir -p $(DESTDIR)$(INCLUDEDIR)
+$(DESTDIR)$(MANDIR):
+	@echo '  DIR >   $(MANDIR)'
+	$(Q)mkdir -p $(DESTDIR)$(MANDIR)
+install: subdirs.install tcpd.install tcpc.install pongd.install pongc.install plumberd.install websocketc.install websocketd.install
+	@:
+
+subdirs.install:
+
+uninstall: subdirs.uninstall tcpd.uninstall tcpc.uninstall pongd.uninstall pongc.uninstall plumberd.uninstall websocketc.uninstall websocketd.uninstall
+	@:
+
+subdirs.uninstall:
+
+test: all subdirs subdirs.test
+	@:
+
+subdirs.test:
+
+clean: tcpd.clean tcpc.clean pongd.clean pongc.clean plumberd.clean websocketc.clean websocketd.clean
+
+distclean: clean
+
+dist: dist-gz dist-xz dist-bz2
+	$(Q)rm -- $(PACKAGE)-$(VERSION)
+
+distdir:
+	$(Q)rm -rf -- $(PACKAGE)-$(VERSION)
+	$(Q)ln -s -- . $(PACKAGE)-$(VERSION)
+
+dist-gz: $(PACKAGE)-$(VERSION).tar.gz
+$(PACKAGE)-$(VERSION).tar.gz: distdir
+	@echo '  TAR >   $(PACKAGE)-$(VERSION).tar.gz'
+	$(Q)tar czf $(PACKAGE)-$(VERSION).tar.gz \
+		$(PACKAGE)-$(VERSION)/src/websocketc.cr \
+		$(PACKAGE)-$(VERSION)/src/websocketd.cr \
+		$(PACKAGE)-$(VERSION)/src/tcpc.cr \
+		$(PACKAGE)-$(VERSION)/src/pongc.cr \
+		$(PACKAGE)-$(VERSION)/src/tcpd.cr \
+		$(PACKAGE)-$(VERSION)/src/plumberd.cr \
+		$(PACKAGE)-$(VERSION)/src/pongd.cr
+
+dist-xz: $(PACKAGE)-$(VERSION).tar.xz
+$(PACKAGE)-$(VERSION).tar.xz: distdir
+	@echo '  TAR >   $(PACKAGE)-$(VERSION).tar.xz'
+	$(Q)tar cJf $(PACKAGE)-$(VERSION).tar.xz \
+		$(PACKAGE)-$(VERSION)/src/websocketc.cr \
+		$(PACKAGE)-$(VERSION)/src/websocketd.cr \
+		$(PACKAGE)-$(VERSION)/src/tcpc.cr \
+		$(PACKAGE)-$(VERSION)/src/pongc.cr \
+		$(PACKAGE)-$(VERSION)/src/tcpd.cr \
+		$(PACKAGE)-$(VERSION)/src/plumberd.cr \
+		$(PACKAGE)-$(VERSION)/src/pongd.cr
+
+dist-bz2: $(PACKAGE)-$(VERSION).tar.bz2
+$(PACKAGE)-$(VERSION).tar.bz2: distdir
+	@echo '  TAR >   $(PACKAGE)-$(VERSION).tar.bz2'
+	$(Q)tar cjf $(PACKAGE)-$(VERSION).tar.bz2 \
+		$(PACKAGE)-$(VERSION)/src/websocketc.cr \
+		$(PACKAGE)-$(VERSION)/src/websocketd.cr \
+		$(PACKAGE)-$(VERSION)/src/tcpc.cr \
+		$(PACKAGE)-$(VERSION)/src/pongc.cr \
+		$(PACKAGE)-$(VERSION)/src/tcpd.cr \
+		$(PACKAGE)-$(VERSION)/src/plumberd.cr \
+		$(PACKAGE)-$(VERSION)/src/pongd.cr
+
+help:
+	@echo ' :: plumberd-0.1.0'
+	@echo ''
+	@echo 'Generic targets:'
+	@echo '    - help           Prints this help message.'
+	@echo '    - all            Builds all targets.'
+	@echo '    - dist           Creates tarballs of the files of the project.'
+	@echo '    - install        Installs the project.'
+	@echo '    - clean          Removes compiled files.'
+	@echo '    - uninstall      Deinstalls the project.'
+	@echo ''
+	@echo 'CLI-modifiable variables:'
+	@echo '    - CC             ${CC}'
+	@echo '    - CFLAGS         ${CFLAGS}'
+	@echo '    - LDFLAGS        ${LDFLAGS}'
+	@echo '    - DESTDIR        ${DESTDIR}'
+	@echo '    - PREFIX         ${PREFIX}'
+	@echo '    - BINDIR         ${BINDIR}'
+	@echo '    - LIBDIR         ${LIBDIR}'
+	@echo '    - SHAREDIR       ${SHAREDIR}'
+	@echo '    - INCLUDEDIR     ${INCLUDEDIR}'
+	@echo '    - MANDIR         ${MANDIR}'
+	@echo ''
+	@echo 'Project targets: '
+	@echo '    - tcpd           crystal'
+	@echo '    - tcpc           crystal'
+	@echo '    - pongd          crystal'
+	@echo '    - pongc          crystal'
+	@echo '    - plumberd       crystal'
+	@echo '    - websocketc     crystal'
+	@echo '    - websocketd     crystal'
+	@echo ''
+	@echo 'Makefile options:'
+	@echo '    - gnu:           false'
+	@echo '    - colors:        true'
+	@echo ''
+	@echo 'Rebuild the Makefile with:'
+	@echo '    zsh ./build.zsh -c'
+.PHONY: all subdirs clean distclean dist install uninstall help
+
diff --git a/project.zsh b/project.zsh
new file mode 100644
index 0000000..497ca9c
--- /dev/null
+++ b/project.zsh
@@ -0,0 +1,11 @@
+
+package=plumberd
+version=0.1.0
+
+targets=(tcpd tcpc pongd pongc plumberd websocketc websocketd)
+
+for target in tcpd tcpc pongd pongc plumberd websocketc websocketd; do
+	type[$target]=crystal
+	sources[$target]=src/${target}.cr
+done
+
diff --git a/src/main.cr b/src/main.cr
deleted file mode 100644
index bb23a61..0000000
--- a/src/main.cr
+++ /dev/null
@@ -1,34 +0,0 @@
-require "./plumberd"
-
-plumberd = NetworkD.new "plumber"
-
-# --deny <in|out> <service> <url>
-# --allow <in|ou> <service> <url>
-# --redirect <service> <service>
-# --redirect <service-name> <new-service-name> <origin-url> <dest-url>
-
-plumberd.parse_cli ARGV
-puts plumberd.to_s
-
-plumberd.loop do |event|
-	puts "there is an event!"
-	case event
-	when IPC::Event::Connection
-		puts "\033[32mConnection:\033[00m fd #{event.connection.fd}"
-	when IPC::Event::Disconnection
-		puts "\033[32mDisconnection:\033[00m fd #{event.connection.fd}"
-	when IPC::Event::ExtraSocket
-		puts "\033[32mExtrasocket:\033[00m fd #{event.connection.fd}"
-	when IPC::Event::Switch
-		puts "\033[31mSwitch\033[00m"
-	when IPC::Exception
-		puts "\033[31mException\033[00m"
-	when IPC::Event::Message
-		puts "\033[32mthere is a message\033[00m"
-		puts event.message.to_s
-
-		plumberd.service_lookup event.message, event.connection
-	end
-end
-
-# pp! rules.authorized? Rule::Direction::In, "authd", "tls:192.168.0.42"
diff --git a/src/plumberd.cr b/src/plumberd.cr
index c70152e..fdb83e8 100644
--- a/src/plumberd.cr
+++ b/src/plumberd.cr
@@ -144,3 +144,38 @@ class NetworkD < IPC::NetworkD
 		@rules.to_s + "\n" + @redirections.to_s
 	end
 end
+
+
+
+plumberd = NetworkD.new "plumber"
+
+# --deny <in|out> <service> <url>
+# --allow <in|ou> <service> <url>
+# --redirect <service> <service>
+# --redirect <service-name> <new-service-name> <origin-url> <dest-url>
+
+plumberd.parse_cli ARGV
+puts plumberd.to_s
+
+plumberd.loop do |event|
+	puts "there is an event!"
+	case event
+	when IPC::Event::Connection
+		puts "\033[32mConnection:\033[00m fd #{event.connection.fd}"
+	when IPC::Event::Disconnection
+		puts "\033[32mDisconnection:\033[00m fd #{event.connection.fd}"
+	when IPC::Event::ExtraSocket
+		puts "\033[32mExtrasocket:\033[00m fd #{event.connection.fd}"
+	when IPC::Event::Switch
+		puts "\033[31mSwitch\033[00m"
+	when IPC::Exception
+		puts "\033[31mException\033[00m"
+	when IPC::Event::Message
+		puts "\033[32mthere is a message\033[00m"
+		puts event.message.to_s
+
+		plumberd.service_lookup event.message, event.connection
+	end
+end
+
+# pp! rules.authorized? Rule::Direction::In, "authd", "tls:192.168.0.42"
diff --git a/src/pongd.cr b/src/pongd.cr
index 40e27c8..8cd46b2 100644
--- a/src/pongd.cr
+++ b/src/pongd.cr
@@ -5,7 +5,7 @@ require "./colors"
 verbosity = 1
 service_name = "pong"
 
-OptionParser.parse! do |parser|
+OptionParser.parse do |parser|
 	parser.on "-s service_name", "--service-name service_name", "URI" do |optsn|
 		service_name = optsn
 	end
diff --git a/src/tcpc.cr b/src/tcpc.cr
index bd0f8ca..98eae29 100644
--- a/src/tcpc.cr
+++ b/src/tcpc.cr
@@ -7,7 +7,7 @@ port_to_listen = 1234
 hostname = "localhost"
 requested_service_name = "pong"
 
-OptionParser.parse! do |parser|
+OptionParser.parse do |parser|
 	parser.on "-p port", "--port port", "Port to listen on." do |port|
 		port_to_listen = port.to_u16
 	end
diff --git a/src/tcpd.cr b/src/tcpd.cr
index 3bdf392..b8b5b69 100644
--- a/src/tcpd.cr
+++ b/src/tcpd.cr
@@ -14,7 +14,7 @@ end
 service_name = "tcp"
 port_to_listen = 1234
 
-OptionParser.parse! do |parser|
+OptionParser.parse do |parser|
 	parser.on "-p port", "--port port", "Port to listen on." do |port|
 		port_to_listen = port.to_u16
 	end
diff --git a/src/websocketc.cr b/src/websocketc.cr
index 849a9a5..e6979b3 100644
--- a/src/websocketc.cr
+++ b/src/websocketc.cr
@@ -8,7 +8,7 @@ require "./ws"
 
 uri = "ws://localhost:1234/pong"
 
-OptionParser.parse! do |parser|
+OptionParser.parse do |parser|
 	parser.on "-u uri", "--uri uri", "URI" do |opturi|
 		uri = opturi
 	end
diff --git a/src/websocketd.cr b/src/websocketd.cr
index 61e37fb..896cdf1 100644
--- a/src/websocketd.cr
+++ b/src/websocketd.cr
@@ -40,7 +40,7 @@ service_name = "websocket"
 host = "0.0.0.0"
 port_to_listen = 1234
 
-OptionParser.parse! do |parser|
+OptionParser.parse do |parser|
 	parser.on "-l host", "--l host", "IP address to listen on." do |h|
 		host = h
 	end