diff --git a/Gopkg.lock b/Gopkg.lock
index 4bab6d77..1cac8e92 100644
--- a/Gopkg.lock
+++ b/Gopkg.lock
@@ -5,7 +5,7 @@
   branch = "master"
   name = "github.com/beorn7/perks"
   packages = ["quantile"]
-  revision = "4c0e84591b9aa9e6dcfdf3e020114cd81f89d5f9"
+  revision = "3a771d992973f24aa725d07868b467d1ddfceafb"
 
 [[projects]]
   branch = "master"
@@ -34,8 +34,8 @@
 [[projects]]
   name = "github.com/ethereum/go-ethereum"
   packages = [".","common","common/hexutil","common/math","core/types","crypto","crypto/secp256k1","crypto/sha3","ethclient","ethdb","log","metrics","params","rlp","rpc","trie"]
-  revision = "b8b9f7f4476a30a0aaf6077daade6ae77f969960"
-  version = "v1.8.2"
+  revision = "329ac18ef617d0238f71637bffe78f028b0f13f7"
+  version = "v1.8.3"
 
 [[projects]]
   name = "github.com/go-stack/stack"
@@ -43,6 +43,12 @@
   revision = "259ab82a6cad3992b4e21ff5cac294ccb06474bc"
   version = "v1.7.0"
 
+[[projects]]
+  name = "github.com/gogo/protobuf"
+  packages = ["proto"]
+  revision = "1adfc126b41513cc696b209667c8656ea7aac67c"
+  version = "v1.0.0"
+
 [[projects]]
   branch = "master"
   name = "github.com/golang/glog"
@@ -67,12 +73,6 @@
   revision = "1ea25387ff6f684839d82767c1733ff4d4d15d0a"
   version = "v1.1"
 
-[[projects]]
-  name = "github.com/gorilla/handlers"
-  packages = ["."]
-  revision = "90663712d74cb411cbef281bc1e08c19d1a76145"
-  version = "v1.3.0"
-
 [[projects]]
   name = "github.com/gorilla/mux"
   packages = ["."]
@@ -107,7 +107,7 @@
   branch = "master"
   name = "github.com/pebbe/zmq4"
   packages = ["."]
-  revision = "6decad45434f1cddeccf1dc5d9d86d8249decd19"
+  revision = "5b443b6471cea4b4f9f85025530c04c93233f76a"
 
 [[projects]]
   name = "github.com/prometheus/client_golang"
@@ -125,13 +125,13 @@
   branch = "master"
   name = "github.com/prometheus/common"
   packages = ["expfmt","internal/bitbucket.org/ww/goautoneg","model"]
-  revision = "e4aa40a9169a88835b849a6efb71e05dc04b88f0"
+  revision = "38c53a9f4bfcd932d1b00bfc65e256a7fba6b37a"
 
 [[projects]]
   branch = "master"
   name = "github.com/prometheus/procfs"
   packages = [".","internal/util","nfs","xfs"]
-  revision = "54d17b57dd7d4a3aa092476596b3f8a933bde349"
+  revision = "8b1c2da0d56deffdbb9e48d4414b4e674bd8083e"
 
 [[projects]]
   name = "github.com/rs/cors"
@@ -143,7 +143,7 @@
   branch = "master"
   name = "github.com/syndtr/goleveldb"
   packages = ["leveldb","leveldb/cache","leveldb/comparer","leveldb/errors","leveldb/filter","leveldb/iterator","leveldb/journal","leveldb/memdb","leveldb/opt","leveldb/storage","leveldb/table","leveldb/util"]
-  revision = "169b1b37be738edb2813dab48c97a549bcf99bb5"
+  revision = "714f901b98fdb3aa954b4193d8cbd64a28d80cad"
 
 [[projects]]
   branch = "master"
@@ -155,13 +155,13 @@
   branch = "master"
   name = "golang.org/x/crypto"
   packages = ["ripemd160"]
-  revision = "182114d582623c1caa54f73de9c7224e23a48487"
+  revision = "d6449816ce06963d9d136eee5a56fca5b0616e7e"
 
 [[projects]]
   branch = "master"
   name = "golang.org/x/net"
   packages = ["websocket"]
-  revision = "e0c57d8f86c17f0724497efcb3bc617e82834821"
+  revision = "61147c48b25b599e5b561d2e9c4f3e1ef489ca41"
 
 [[projects]]
   name = "gopkg.in/fatih/set.v0"
@@ -184,6 +184,6 @@
 [solve-meta]
   analyzer-name = "dep"
   analyzer-version = 1
-  inputs-digest = "4b02d441181efce194d638a8c5ca005955d5cc4e4ff1f23d304429d415339ec7"
+  inputs-digest = "a463c234bc11d9917876a827f692392845ed89571edc1484ae3e932f555d484b"
   solver-name = "gps-cdcl"
   solver-version = 1
diff --git a/Makefile b/Makefile
new file mode 100644
index 00000000..00e051c8
--- /dev/null
+++ b/Makefile
@@ -0,0 +1,50 @@
+BIN_IMAGE = blockbook-build
+DEB_IMAGE = blockbook-build-deb
+PACKAGER = $(shell id -u):$(shell id -g)
+NO_CACHE = false
+
+.PHONY: build build-debug test deb
+
+build: .bin-image
+	docker run -t --rm -e PACKAGER=$(PACKAGER) -v $(CURDIR):/src -v $(CURDIR)/build:/out $(BIN_IMAGE) make build
+
+build-debug: .bin-image
+	docker run -t --rm -e PACKAGER=$(PACKAGER) -v $(CURDIR):/src -v $(CURDIR)/build:/out $(BIN_IMAGE) make build-debug
+
+test: .bin-image
+	docker run -t --rm -e PACKAGER=$(PACKAGER) -v $(CURDIR):/src $(BIN_IMAGE) make test
+
+deb: .deb-image
+	docker run -t --rm -e PACKAGER=$(PACKAGER) -v $(CURDIR):/src -v $(CURDIR)/build:/out $(DEB_IMAGE)
+
+build-images:
+	rm -f .bin-image .deb-image
+	$(MAKE) .bin-image .deb-image
+
+.bin-image:
+	docker build --no-cache=$(NO_CACHE) -t $(BIN_IMAGE) build/bin
+	@ docker images -q $(BIN_IMAGE) > $@
+
+.deb-image:
+	docker build --no-cache=$(NO_CACHE) -t $(DEB_IMAGE) build/deb
+	@ docker images -q $(DEB_IMAGE) > $@
+
+clean: clean-bin clean-deb
+
+clean-all: clean clean-images
+
+clean-bin:
+	rm -f build/blockbook
+
+clean-deb:
+	rm -f build/*.deb
+
+clean-images: clean-bin-image clean-deb-image
+
+clean-bin-image:
+	- docker rmi $(BIN_IMAGE)
+	@ rm -f .bin-image
+
+clean-deb-image:
+	- docker rmi $(DEB_IMAGE)
+	@ rm -f .deb-image
diff --git a/blockbook.go b/blockbook.go
index 280f61ba..9df288f1 100644
--- a/blockbook.go
+++ b/blockbook.go
@@ -79,12 +79,14 @@ var (
 	chanOsSignal            chan os.Signal
 )
 
+func init() {
+	glog.MaxSize = 1024 * 1024
+	glog.CopyStandardLogTo("INFO")
+}
+
 func main() {
 	flag.Parse()
 
-	// override setting for glog to log only to stderr, to match the http handler
-	flag.Lookup("logtostderr").Value.Set("true")
-
 	defer glog.Flush()
 
 	chanOsSignal = make(chan os.Signal, 1)
diff --git a/docker/Dockerfile b/build/bin/Dockerfile
similarity index 53%
rename from docker/Dockerfile
rename to build/bin/Dockerfile
index 380128b6..a84074e2 100644
--- a/docker/Dockerfile
+++ b/build/bin/Dockerfile
@@ -2,9 +2,11 @@
 
 FROM debian:9
 
-RUN apt-get update && apt-get install -y \
-    build-essential git wget pkg-config lxc-dev libzmq3-dev libgflags-dev \
-    libsnappy-dev zlib1g-dev libbz2-dev liblz4-dev graphviz
+RUN apt-get update && \
+    apt-get install -y build-essential git wget pkg-config lxc-dev libzmq3-dev \
+                       libgflags-dev libsnappy-dev zlib1g-dev libbz2-dev \
+                       liblz4-dev graphviz && \
+    apt-get clean
 
 ENV GOLANG_VERSION=go1.10.linux-amd64
 ENV GOPATH=/go
@@ -22,18 +24,12 @@ RUN echo -n "GOPATH: " && echo $GOPATH
 
 # install rocksdb
 RUN cd /opt && git clone https://github.com/facebook/rocksdb.git
-RUN cd /opt/rocksdb && CFLAGS=-fPIC CXXFLAGS=-fPIC make static_lib
+RUN cd /opt/rocksdb && CFLAGS=-fPIC CXXFLAGS=-fPIC make -j 4 static_lib
 
 RUN go get github.com/golang/dep/cmd/dep
 
-# clone repo and ensure dependencies
-RUN cd $GOPATH/src && git clone https://github.com/jpochyla/blockbook.git
-RUN cd $GOPATH/src/blockbook && dep ensure
+ADD Makefile /build/Makefile
 
-# install gorocksdb
-RUN cd $GOPATH/src/blockbook/vendor/github.com/tecbot/gorocksdb && \
-    go install .
+VOLUME /out
 
-WORKDIR $GOPATH/src/blockbook
-
-CMD go build -o /out/blockbook
+WORKDIR /build
diff --git a/build/bin/Makefile b/build/bin/Makefile
new file mode 100644
index 00000000..7d4efd84
--- /dev/null
+++ b/build/bin/Makefile
@@ -0,0 +1,17 @@
+build: prepare-sources
+	cd $(GOPATH)/src/blockbook && go build -o $(CURDIR)/blockbook -ldflags="-s -w"
+	cp $(CURDIR)/blockbook /out/blockbook
+	chown $(PACKAGER) /out/blockbook
+
+build-debug: prepare-sources
+	cd $(GOPATH)/src/blockbook && go build -o $(CURDIR)/blockbook
+	cp $(CURDIR)/blockbook /out/blockbook
+	chown $(PACKAGER) /out/blockbook
+
+test: prepare-sources
+	cd $(GOPATH)/src/blockbook && go test -v ./...
+
+prepare-sources:
+	@ [ -n "`ls /src 2> /dev/null`" ] || (echo "/src doesn't exist or is empty" 1>&2 && exit 1)
+	cp -r /src $(GOPATH)/src/blockbook
+	cd $(GOPATH)/src/blockbook && dep ensure -vendor-only
diff --git a/build/deb/Dockerfile b/build/deb/Dockerfile
new file mode 100644
index 00000000..bb0f3d56
--- /dev/null
+++ b/build/deb/Dockerfile
@@ -0,0 +1,13 @@
+# initialize from the image
+
+FROM blockbook-build:latest
+
+RUN apt-get update && \
+    apt-get install -y devscripts debhelper make dh-systemd dh-exec && \
+    apt-get clean
+
+ADD build-deb.sh /build/build-deb.sh
+
+WORKDIR /build
+
+CMD /build/build-deb.sh
diff --git a/build/deb/build-deb.sh b/build/deb/build-deb.sh
new file mode 100755
index 00000000..21aabdde
--- /dev/null
+++ b/build/deb/build-deb.sh
@@ -0,0 +1,10 @@
+#!/bin/bash
+set -e
+
+cp -r /src/build/deb/debian .
+cp -r /src/configs .
+mkdir server && cp -r /src/server/testcert.* /src/server/static server
+
+dpkg-buildpackage -us -uc
+mv ../*.deb /out
+chown $PACKAGER /out/*.deb
diff --git a/build/deb/debian/blockbook-btc-testnet.conffiles b/build/deb/debian/blockbook-btc-testnet.conffiles
new file mode 100644
index 00000000..354f62ae
--- /dev/null
+++ b/build/deb/debian/blockbook-btc-testnet.conffiles
@@ -0,0 +1 @@
+/opt/blockbook/btc-testnet/config/blockchaincfg.json
diff --git a/build/deb/debian/blockbook-btc-testnet.dirs b/build/deb/debian/blockbook-btc-testnet.dirs
new file mode 100644
index 00000000..e1d51287
--- /dev/null
+++ b/build/deb/debian/blockbook-btc-testnet.dirs
@@ -0,0 +1,2 @@
+/data/btc-testnet/blockbook
+/opt/blockbook/btc-testnet/logs
diff --git a/build/deb/debian/blockbook-btc-testnet.install b/build/deb/debian/blockbook-btc-testnet.install
new file mode 100755
index 00000000..cc143232
--- /dev/null
+++ b/build/deb/debian/blockbook-btc-testnet.install
@@ -0,0 +1,5 @@
+#!/usr/bin/dh-exec
+blockbook /opt/blockbook/btc-testnet/bin
+server/testcert.* /opt/blockbook/btc-testnet/cert
+server/static /opt/blockbook/btc-testnet
+configs/btc-testnet.json => /opt/blockbook/btc-testnet/config/blockchaincfg.json
diff --git a/build/deb/debian/blockbook-btc-testnet.links b/build/deb/debian/blockbook-btc-testnet.links
new file mode 100644
index 00000000..d8166b72
--- /dev/null
+++ b/build/deb/debian/blockbook-btc-testnet.links
@@ -0,0 +1,2 @@
+/opt/blockbook/btc-testnet/cert/testcert.crt /opt/blockbook/btc-testnet/cert/blockbook.crt
+/opt/blockbook/btc-testnet/cert/testcert.key /opt/blockbook/btc-testnet/cert/blockbook.key
diff --git a/build/deb/debian/blockbook-btc-testnet.postinst b/build/deb/debian/blockbook-btc-testnet.postinst
new file mode 100644
index 00000000..f7bfccbc
--- /dev/null
+++ b/build/deb/debian/blockbook-btc-testnet.postinst
@@ -0,0 +1,23 @@
+#!/bin/bash
+set -e
+
+case "$1" in
+
+  configure)
+    if ! id -u blockbook &> /dev/null
+    then
+        useradd --system -M -U blockbook
+    fi
+
+    for dir in /data/btc-testnet/blockbook /opt/blockbook/btc-testnet/logs
+    do
+        if [ "$(stat -c '%U' $dir)" != "blockbook" ]
+        then
+            chown -R blockbook:blockbook $dir
+        fi
+    done
+  ;;
+
+esac
+
+#DEBHELPER#
diff --git a/build/deb/debian/blockbook-btc-testnet.service b/build/deb/debian/blockbook-btc-testnet.service
new file mode 100644
index 00000000..38fa52ad
--- /dev/null
+++ b/build/deb/debian/blockbook-btc-testnet.service
@@ -0,0 +1,39 @@
+# It is not recommended to modify this file in-place, because it will
+# be overwritten during package upgrades. If you want to add further
+# options or overwrite existing ones then use
+# $ systemctl edit blockbook-btc-testnet.service
+# See "man systemd.service" for details.
+
+[Unit]
+Description=Blockbook daemon (BTC testnet)
+After=network.target
+
+[Service]
+ExecStart=/opt/blockbook/btc-testnet/bin/blockbook -coin=btc-testnet -blockchaincfg=/opt/blockbook/btc-testnet/config/blockchaincfg.json -datadir=/data/btc-testnet/blockbook/db -sync -httpserver=:18335 -socketio=:18336 -certfile=/opt/blockbook/btc-testnet/cert/blockbook -explorer=https://bitcore1.trezor.io/ -log_dir=/opt/blockbook/btc-testnet/logs
+User=blockbook
+Type=simple
+Restart=on-failure
+WorkingDirectory=/opt/blockbook/btc-testnet
+
+# Hardening measures
+####################
+
+# Provide a private /tmp and /var/tmp.
+PrivateTmp=true
+
+# Mount /usr, /boot/ and /etc read-only for the process.
+ProtectSystem=full
+
+# Disallow the process and all of its children to gain
+# new privileges through execve().
+NoNewPrivileges=true
+
+# Use a new /dev namespace only populated with API pseudo devices
+# such as /dev/null, /dev/zero and /dev/random.
+PrivateDevices=true
+
+# Deny the creation of writable and executable memory mappings.
+MemoryDenyWriteExecute=true
+
+[Install]
+WantedBy=multi-user.target
diff --git a/build/deb/debian/blockbook-btc.conffiles b/build/deb/debian/blockbook-btc.conffiles
new file mode 100644
index 00000000..1714ce0f
--- /dev/null
+++ b/build/deb/debian/blockbook-btc.conffiles
@@ -0,0 +1 @@
+/opt/blockbook/btc/config/blockchaincfg.json
diff --git a/build/deb/debian/blockbook-btc.dirs b/build/deb/debian/blockbook-btc.dirs
new file mode 100644
index 00000000..907b5d84
--- /dev/null
+++ b/build/deb/debian/blockbook-btc.dirs
@@ -0,0 +1,2 @@
+/data/btc/blockbook
+/opt/blockbook/btc/logs
diff --git a/build/deb/debian/blockbook-btc.install b/build/deb/debian/blockbook-btc.install
new file mode 100755
index 00000000..29961515
--- /dev/null
+++ b/build/deb/debian/blockbook-btc.install
@@ -0,0 +1,5 @@
+#!/usr/bin/dh-exec
+blockbook /opt/blockbook/btc/bin
+server/testcert.* /opt/blockbook/btc/cert
+server/static /opt/blockbook/btc
+configs/btc.json => /opt/blockbook/btc/config/blockchaincfg.json
diff --git a/build/deb/debian/blockbook-btc.links b/build/deb/debian/blockbook-btc.links
new file mode 100644
index 00000000..519988cb
--- /dev/null
+++ b/build/deb/debian/blockbook-btc.links
@@ -0,0 +1,2 @@
+/opt/blockbook/btc/cert/testcert.crt /opt/blockbook/btc/cert/blockbook.crt
+/opt/blockbook/btc/cert/testcert.key /opt/blockbook/btc/cert/blockbook.key
diff --git a/build/deb/debian/blockbook-btc.postinst b/build/deb/debian/blockbook-btc.postinst
new file mode 100644
index 00000000..29b2c0fd
--- /dev/null
+++ b/build/deb/debian/blockbook-btc.postinst
@@ -0,0 +1,23 @@
+#!/bin/bash
+set -e
+
+case "$1" in
+
+  configure)
+    if ! id -u blockbook &> /dev/null
+    then
+        useradd --system -M -U blockbook
+    fi
+
+    for dir in /data/btc/blockbook /opt/blockbook/btc/logs
+    do
+        if [ "$(stat -c '%U' $dir)" != "blockbook" ]
+        then
+            chown -R blockbook:blockbook $dir
+        fi
+    done
+  ;;
+
+esac
+
+#DEBHELPER#
diff --git a/build/deb/debian/blockbook-btc.service b/build/deb/debian/blockbook-btc.service
new file mode 100644
index 00000000..4eaad785
--- /dev/null
+++ b/build/deb/debian/blockbook-btc.service
@@ -0,0 +1,39 @@
+# It is not recommended to modify this file in-place, because it will
+# be overwritten during package upgrades. If you want to add further
+# options or overwrite existing ones then use
+# $ systemctl edit blockbook-btc.service
+# See "man systemd.service" for details.
+
+[Unit]
+Description=Blockbook daemon (BTC mainnet)
+After=network.target
+
+[Service]
+ExecStart=/opt/blockbook/btc/bin/blockbook -coin=btc -blockchaincfg=/opt/blockbook/btc/config/blockchaincfg.json -datadir=/data/btc/blockbook/db -sync -httpserver=:8335 -socketio=:8336 -certfile=/opt/blockbook/btc/cert/blockbook -explorer=https://bitcore1.trezor.io/ -log_dir=/opt/blockbook/btc/logs
+User=blockbook
+Type=simple
+Restart=on-failure
+WorkingDirectory=/opt/blockbook/btc
+
+# Hardening measures
+####################
+
+# Provide a private /tmp and /var/tmp.
+PrivateTmp=true
+
+# Mount /usr, /boot/ and /etc read-only for the process.
+ProtectSystem=full
+
+# Disallow the process and all of its children to gain
+# new privileges through execve().
+NoNewPrivileges=true
+
+# Use a new /dev namespace only populated with API pseudo devices
+# such as /dev/null, /dev/zero and /dev/random.
+PrivateDevices=true
+
+# Deny the creation of writable and executable memory mappings.
+MemoryDenyWriteExecute=true
+
+[Install]
+WantedBy=multi-user.target
diff --git a/build/deb/debian/blockbook-zec.conffiles b/build/deb/debian/blockbook-zec.conffiles
new file mode 100644
index 00000000..d3e9eb1c
--- /dev/null
+++ b/build/deb/debian/blockbook-zec.conffiles
@@ -0,0 +1 @@
+/opt/blockbook/zec/config/blockchaincfg.json
diff --git a/build/deb/debian/blockbook-zec.dirs b/build/deb/debian/blockbook-zec.dirs
new file mode 100644
index 00000000..6d0f5523
--- /dev/null
+++ b/build/deb/debian/blockbook-zec.dirs
@@ -0,0 +1,2 @@
+/data/zec/blockbook
+/opt/blockbook/zec/logs
diff --git a/build/deb/debian/blockbook-zec.install b/build/deb/debian/blockbook-zec.install
new file mode 100755
index 00000000..d34066f5
--- /dev/null
+++ b/build/deb/debian/blockbook-zec.install
@@ -0,0 +1,5 @@
+#!/usr/bin/dh-exec --with=install
+blockbook /opt/blockbook/zec/bin
+server/testcert.* /opt/blockbook/zec/cert
+server/static /opt/blockbook/zec
+configs/zec.json => /opt/blockbook/zec/config/blockchaincfg.json
diff --git a/build/deb/debian/blockbook-zec.links b/build/deb/debian/blockbook-zec.links
new file mode 100644
index 00000000..251168f7
--- /dev/null
+++ b/build/deb/debian/blockbook-zec.links
@@ -0,0 +1,2 @@
+/opt/blockbook/zec/cert/testcert.crt /opt/blockbook/zec/cert/blockbook.crt
+/opt/blockbook/zec/cert/testcert.key /opt/blockbook/zec/cert/blockbook.key
diff --git a/build/deb/debian/blockbook-zec.postinst b/build/deb/debian/blockbook-zec.postinst
new file mode 100644
index 00000000..271b4603
--- /dev/null
+++ b/build/deb/debian/blockbook-zec.postinst
@@ -0,0 +1,23 @@
+#!/bin/bash
+set -e
+
+case "$1" in
+
+  configure)
+    if ! id -u blockbook &> /dev/null
+    then
+        useradd --system -M -U blockbook
+    fi
+
+    for dir in /data/zec/blockbook /opt/blockbook/zec/logs
+    do
+        if [ "$(stat -c '%U' $dir)" != "blockbook" ]
+        then
+            chown -R blockbook:blockbook $dir
+        fi
+    done
+  ;;
+
+esac
+
+#DEBHELPER#
diff --git a/build/deb/debian/blockbook-zec.service b/build/deb/debian/blockbook-zec.service
new file mode 100644
index 00000000..9db3aed7
--- /dev/null
+++ b/build/deb/debian/blockbook-zec.service
@@ -0,0 +1,39 @@
+# It is not recommended to modify this file in-place, because it will
+# be overwritten during package upgrades. If you want to add further
+# options or overwrite existing ones then use
+# $ systemctl edit blockbook-zec.service
+# See "man systemd.service" for details.
+
+[Unit]
+Description=Blockbook daemon (ZEC mainnet)
+After=network.target
+
+[Service]
+ExecStart=/opt/blockbook/zec/bin/blockbook -coin=zec -blockchaincfg=/opt/blockbook/zec/config/blockchaincfg.json -datadir=/data/zec/blockbook/db -sync -httpserver=:8235 -socketio=:8236 -certfile=/opt/blockbook/zec/cert/blockbook -explorer=https://zec-bitcore1.trezor.io/ -log_dir=/opt/blockbook/zec/logs
+User=blockbook
+Type=simple
+Restart=on-failure
+WorkingDirectory=/opt/blockbook/zec
+
+# Hardening measures
+####################
+
+# Provide a private /tmp and /var/tmp.
+PrivateTmp=true
+
+# Mount /usr, /boot/ and /etc read-only for the process.
+ProtectSystem=full
+
+# Disallow the process and all of its children to gain
+# new privileges through execve().
+NoNewPrivileges=true
+
+# Use a new /dev namespace only populated with API pseudo devices
+# such as /dev/null, /dev/zero and /dev/random.
+PrivateDevices=true
+
+# Deny the creation of writable and executable memory mappings.
+MemoryDenyWriteExecute=true
+
+[Install]
+WantedBy=multi-user.target
diff --git a/build/deb/debian/changelog b/build/deb/debian/changelog
new file mode 100644
index 00000000..900e7276
--- /dev/null
+++ b/build/deb/debian/changelog
@@ -0,0 +1,5 @@
+blockbook (0.0.1-satoshilabs1) unstable; urgency=medium
+
+  * Initial build
+
+ -- Jakub Matys <jakub.matys@satoshilabs.com>  Fri, 06 Apr 2018 12:44:25 +0200
diff --git a/build/deb/debian/compat b/build/deb/debian/compat
new file mode 100644
index 00000000..ec635144
--- /dev/null
+++ b/build/deb/debian/compat
@@ -0,0 +1 @@
+9
diff --git a/build/deb/debian/control b/build/deb/debian/control
new file mode 100644
index 00000000..5ab64d64
--- /dev/null
+++ b/build/deb/debian/control
@@ -0,0 +1,21 @@
+Source: blockbook
+Section: satoshilabs
+Priority: optional
+Maintainer: jakub.matys@satoshilabs.com
+Build-Depends: debhelper, dh-systemd, dh-exec
+Standards-Version: 3.9.5
+
+Package: blockbook-btc
+Architecture: amd64
+Depends: ${shlibs:Depends}, ${misc:Depends}, coreutils, passwd, findutils
+Description: Satoshilabs blockbook server
+
+Package: blockbook-btc-testnet
+Architecture: amd64
+Depends: ${shlibs:Depends}, ${misc:Depends}, coreutils, passwd, findutils
+Description: Satoshilabs blockbook server
+
+Package: blockbook-zec
+Architecture: amd64
+Depends: ${shlibs:Depends}, ${misc:Depends}, coreutils, passwd, findutils
+Description: Satoshilabs blockbook server
diff --git a/build/deb/debian/rules b/build/deb/debian/rules
new file mode 100755
index 00000000..29e4409f
--- /dev/null
+++ b/build/deb/debian/rules
@@ -0,0 +1,8 @@
+#!/usr/bin/make -f
+
+DH_VERBOSE = 1
+
+%:
+	dh $@ --with=systemd
+
+override_dh_strip:
diff --git a/configs/btc-testnet.json b/configs/btc-testnet.json
index 17275838..a58b662a 100644
--- a/configs/btc-testnet.json
+++ b/configs/btc-testnet.json
@@ -1,8 +1,8 @@
 {
-  "rpcURL": "http://localhost:8332",
+  "rpcURL": "http://localhost:18332",
   "rpcUser": "rpc",
   "rpcPass": "rpc",
   "rpcTimeout": 25,
   "parse": true,
-  "zeroMQBinding": "tcp://127.0.0.1:28332"
-}
\ No newline at end of file
+  "zeroMQBinding": "tcp://127.0.0.1:18334"
+}
diff --git a/configs/btc.json b/configs/btc.json
new file mode 100644
index 00000000..754f04b1
--- /dev/null
+++ b/configs/btc.json
@@ -0,0 +1,8 @@
+{
+  "rpcURL": "http://127.0.0.1:8332",
+  "rpcUser": "rpc",
+  "rpcPass": "rpc",
+  "rpcTimeout": 25,
+  "parse": true,
+  "zeroMQBinding": "tcp://127.0.0.1:8334"
+}
diff --git a/configs/zec.json b/configs/zec.json
new file mode 100644
index 00000000..e99cbf54
--- /dev/null
+++ b/configs/zec.json
@@ -0,0 +1,8 @@
+{
+  "rpcURL": "http://127.0.0.1:8232",
+  "rpcUser": "rpc",
+  "rpcPass": "rpc",
+  "rpcTimeout": 25,
+  "parse": true,
+  "zeroMQBinding": "tcp://127.0.0.1:8234"
+}
diff --git a/contrib/backends/Makefile b/contrib/backends/Makefile
new file mode 100644
index 00000000..1d3e964c
--- /dev/null
+++ b/contrib/backends/Makefile
@@ -0,0 +1,28 @@
+TARGETS = bitcoin zcash
+IMAGE = blockbook-backend-build-deb
+NO_CACHE = false
+
+.PHONY: $(TARGETS)
+
+all: $(TARGETS)
+
+$(TARGETS): .docker-image
+	docker run -t --rm -e PACKAGER="`id -u`:`id -g`" -v $(CURDIR)/$@:/deb/$@ $(IMAGE) $@
+	mv $@/*.deb .
+
+build-image:
+	rm -f .docker-image
+	$(MAKE) .docker-image
+
+.docker-image:
+	docker build --no-cache=$(NO_CACHE) -t $(IMAGE) docker
+	@ docker images -q $(IMAGE) > $@
+
+clean: clean-packages clean-image
+
+clean-packages:
+	rm -f *.deb
+
+clean-image:
+	- docker rmi $(IMAGE)
+	@ rm -f .docker-image
diff --git a/contrib/backends/bitcoin/Makefile b/contrib/backends/bitcoin/Makefile
new file mode 100644
index 00000000..1061ac82
--- /dev/null
+++ b/contrib/backends/bitcoin/Makefile
@@ -0,0 +1,13 @@
+BITCOIN_VERSION := 0.16.0
+
+all:
+	wget https://bitcoin.org/bin/bitcoin-core-${BITCOIN_VERSION}/bitcoin-${BITCOIN_VERSION}-x86_64-linux-gnu.tar.gz
+	tar -xf bitcoin-${BITCOIN_VERSION}-x86_64-linux-gnu.tar.gz
+	mv bitcoin-${BITCOIN_VERSION} bitcoin
+	rm bitcoin/bin/bitcoin-qt
+	rm bitcoin/bin/bitcoin-tx
+	rm bitcoin/bin/test_bitcoin
+
+clean:
+	rm -rf bitcoin
+	rm -f bitcoin-${BITCOIN_VERSION}-x86_64-linux-gnu.tar.gz*
diff --git a/contrib/backends/bitcoin/btc-testnet.conf b/contrib/backends/bitcoin/btc-testnet.conf
new file mode 100644
index 00000000..cb3d8033
--- /dev/null
+++ b/contrib/backends/bitcoin/btc-testnet.conf
@@ -0,0 +1,12 @@
+daemon=1
+server=1
+testnet=1
+rpcuser=rpc
+rpcpassword=rpc
+rpcport=18332
+txindex=1
+rpcworkqueue=32
+zmqpubhashtx=tcp://127.0.0.1:18334
+zmqpubhashblock=tcp://127.0.0.1:18334
+zmqpubrawblock=tcp://127.0.0.1:18334
+zmqpubrawtx=tcp://127.0.0.1:18334
diff --git a/contrib/backends/bitcoin/btc.conf b/contrib/backends/bitcoin/btc.conf
new file mode 100644
index 00000000..faa23bbd
--- /dev/null
+++ b/contrib/backends/bitcoin/btc.conf
@@ -0,0 +1,11 @@
+daemon=1
+server=1
+rpcuser=rpc
+rpcpassword=rpc
+rpcport=8332
+txindex=1
+rpcworkqueue=32
+zmqpubhashtx=tcp://127.0.0.1:8334
+zmqpubhashblock=tcp://127.0.0.1:8334
+zmqpubrawblock=tcp://127.0.0.1:8334
+zmqpubrawtx=tcp://127.0.0.1:8334
diff --git a/contrib/backends/bitcoin/debian/bitcoin-btc.conffiles b/contrib/backends/bitcoin/debian/bitcoin-btc.conffiles
new file mode 100644
index 00000000..d18f88ce
--- /dev/null
+++ b/contrib/backends/bitcoin/debian/bitcoin-btc.conffiles
@@ -0,0 +1 @@
+/opt/bitcoin/btc/btc.conf
diff --git a/contrib/backends/bitcoin/debian/bitcoin-btc.dirs b/contrib/backends/bitcoin/debian/bitcoin-btc.dirs
new file mode 100644
index 00000000..4195abd8
--- /dev/null
+++ b/contrib/backends/bitcoin/debian/bitcoin-btc.dirs
@@ -0,0 +1 @@
+/data/btc/bitcoin
diff --git a/contrib/backends/bitcoin/debian/bitcoin-btc.install b/contrib/backends/bitcoin/debian/bitcoin-btc.install
new file mode 100644
index 00000000..fe2df203
--- /dev/null
+++ b/contrib/backends/bitcoin/debian/bitcoin-btc.install
@@ -0,0 +1,2 @@
+bitcoin/* /opt/bitcoin/btc
+btc.conf /opt/bitcoin/btc
diff --git a/contrib/backends/bitcoin/debian/bitcoin-btc.logrotate b/contrib/backends/bitcoin/debian/bitcoin-btc.logrotate
new file mode 100644
index 00000000..9f8bd435
--- /dev/null
+++ b/contrib/backends/bitcoin/debian/bitcoin-btc.logrotate
@@ -0,0 +1,10 @@
+/data/btc/bitcoin/debug.log
+/data/btc/bitcoin/db.log
+{
+        rotate 7
+        daily
+        compress
+        missingok
+        notifempty
+        copytruncate
+}
diff --git a/contrib/backends/bitcoin/debian/bitcoin-btc.postinst b/contrib/backends/bitcoin/debian/bitcoin-btc.postinst
new file mode 100644
index 00000000..e22a02e6
--- /dev/null
+++ b/contrib/backends/bitcoin/debian/bitcoin-btc.postinst
@@ -0,0 +1,20 @@
+#!/bin/bash
+set -e
+
+case "$1" in
+
+  configure)
+    if ! id -u bitcoin &> /dev/null
+    then
+        useradd --system -M -U bitcoin
+    fi
+
+    if [ "$(stat -c '%U' /data/btc/bitcoin)" != "bitcoin" ]
+    then
+        chown bitcoin:bitcoin /data/btc/bitcoin
+    fi
+  ;;
+
+esac
+
+#DEBHELPER#
diff --git a/contrib/backends/bitcoin/debian/bitcoin-btc.service b/contrib/backends/bitcoin/debian/bitcoin-btc.service
new file mode 100644
index 00000000..25f02d8e
--- /dev/null
+++ b/contrib/backends/bitcoin/debian/bitcoin-btc.service
@@ -0,0 +1,44 @@
+# It is not recommended to modify this file in-place, because it will
+# be overwritten during package upgrades. If you want to add further
+# options or overwrite existing ones then use
+# $ systemctl edit bitcoin-btc.service
+# See "man systemd.service" for details.
+
+# Note that almost all daemon options could be specified in
+# /opt/bitcoin/btc/btc.conf
+
+[Unit]
+Description=Bitcoin daemon (mainnet)
+After=network.target
+
+[Service]
+ExecStart=/opt/bitcoin/btc/bin/bitcoind -datadir=/data/btc/bitcoin -conf=/opt/bitcoin/btc/btc.conf -pid=/run/bitcoind/btc.pid
+# Creates /run/bitcoind owned by bitcoin
+RuntimeDirectory=bitcoind
+User=bitcoin
+Type=forking
+PIDFile=/run/bitcoind/btc.pid
+Restart=on-failure
+
+# Hardening measures
+####################
+
+# Provide a private /tmp and /var/tmp.
+PrivateTmp=true
+
+# Mount /usr, /boot/ and /etc read-only for the process.
+ProtectSystem=full
+
+# Disallow the process and all of its children to gain
+# new privileges through execve().
+NoNewPrivileges=true
+
+# Use a new /dev namespace only populated with API pseudo devices
+# such as /dev/null, /dev/zero and /dev/random.
+PrivateDevices=true
+
+# Deny the creation of writable and executable memory mappings.
+MemoryDenyWriteExecute=true
+
+[Install]
+WantedBy=multi-user.target
diff --git a/contrib/backends/bitcoin/debian/bitcoin-testnet.conffiles b/contrib/backends/bitcoin/debian/bitcoin-testnet.conffiles
new file mode 100644
index 00000000..2f410641
--- /dev/null
+++ b/contrib/backends/bitcoin/debian/bitcoin-testnet.conffiles
@@ -0,0 +1 @@
+/opt/bitcoin/btc-testnet/btc-testnet.conf
diff --git a/contrib/backends/bitcoin/debian/bitcoin-testnet.dirs b/contrib/backends/bitcoin/debian/bitcoin-testnet.dirs
new file mode 100644
index 00000000..26b686f8
--- /dev/null
+++ b/contrib/backends/bitcoin/debian/bitcoin-testnet.dirs
@@ -0,0 +1 @@
+/data/btc-testnet/bitcoin
diff --git a/contrib/backends/bitcoin/debian/bitcoin-testnet.install b/contrib/backends/bitcoin/debian/bitcoin-testnet.install
new file mode 100644
index 00000000..a9124874
--- /dev/null
+++ b/contrib/backends/bitcoin/debian/bitcoin-testnet.install
@@ -0,0 +1,2 @@
+bitcoin/* /opt/bitcoin/btc-testnet
+btc-testnet.conf /opt/bitcoin/btc-testnet
diff --git a/contrib/backends/bitcoin/debian/bitcoin-testnet.logrotate b/contrib/backends/bitcoin/debian/bitcoin-testnet.logrotate
new file mode 100644
index 00000000..f718ec24
--- /dev/null
+++ b/contrib/backends/bitcoin/debian/bitcoin-testnet.logrotate
@@ -0,0 +1,10 @@
+/data/btc-testnet/bitcoin/testnet3/debug.log
+/data/btc-testnet/bitcoin/testnet3/db.log
+{
+        rotate 7
+        daily
+        compress
+        missingok
+        notifempty
+        copytruncate
+}
diff --git a/contrib/backends/bitcoin/debian/bitcoin-testnet.postinst b/contrib/backends/bitcoin/debian/bitcoin-testnet.postinst
new file mode 100644
index 00000000..ebadd9ae
--- /dev/null
+++ b/contrib/backends/bitcoin/debian/bitcoin-testnet.postinst
@@ -0,0 +1,20 @@
+#!/bin/bash
+set -e
+
+case "$1" in
+
+  configure)
+    if ! id -u bitcoin &> /dev/null
+    then
+        useradd --system -M -U bitcoin
+    fi
+
+    if [ "$(stat -c '%U' /data/btc-testnet/bitcoin)" != "bitcoin" ]
+    then
+        chown bitcoin:bitcoin /data/btc-testnet/bitcoin
+    fi
+  ;;
+
+esac
+
+#DEBHELPER#
diff --git a/contrib/backends/bitcoin/debian/bitcoin-testnet.service b/contrib/backends/bitcoin/debian/bitcoin-testnet.service
new file mode 100644
index 00000000..431fe84d
--- /dev/null
+++ b/contrib/backends/bitcoin/debian/bitcoin-testnet.service
@@ -0,0 +1,44 @@
+# It is not recommended to modify this file in-place, because it will
+# be overwritten during package upgrades. If you want to add further
+# options or overwrite existing ones then use
+# $ systemctl edit bitcoin-testnet.service
+# See "man systemd.service" for details.
+
+# Note that almost all daemon options could be specified in
+# /opt/bitcoin/btc-testnet/btc-testnet.conf
+
+[Unit]
+Description=Bitcoin daemon (testnet)
+After=network.target
+
+[Service]
+ExecStart=/opt/bitcoin/btc-testnet/bin/bitcoind -datadir=/data/btc-testnet/bitcoin -conf=/opt/bitcoin/btc-testnet/btc-testnet.conf -pid=/run/bitcoind/testnet.pid
+# Creates /run/bitcoind owned by bitcoin
+RuntimeDirectory=bitcoind
+User=bitcoin
+Type=forking
+PIDFile=/run/bitcoind/testnet.pid
+Restart=on-failure
+
+# Hardening measures
+####################
+
+# Provide a private /tmp and /var/tmp.
+PrivateTmp=true
+
+# Mount /usr, /boot/ and /etc read-only for the process.
+ProtectSystem=full
+
+# Disallow the process and all of its children to gain
+# new privileges through execve().
+NoNewPrivileges=true
+
+# Use a new /dev namespace only populated with API pseudo devices
+# such as /dev/null, /dev/zero and /dev/random.
+PrivateDevices=true
+
+# Deny the creation of writable and executable memory mappings.
+MemoryDenyWriteExecute=true
+
+[Install]
+WantedBy=multi-user.target
diff --git a/contrib/backends/bitcoin/debian/changelog b/contrib/backends/bitcoin/debian/changelog
new file mode 100644
index 00000000..cdfa9ad8
--- /dev/null
+++ b/contrib/backends/bitcoin/debian/changelog
@@ -0,0 +1,5 @@
+bitcoin (0.16.0-satoshilabs1) unstable; urgency=medium
+
+  * Initial build
+
+ -- Jakub Matys <jakub.matys@satoshilabs.com>  Thu, 05 Apr 2018 08:40:39 +0200
diff --git a/contrib/backends/bitcoin/debian/compat b/contrib/backends/bitcoin/debian/compat
new file mode 100644
index 00000000..ec635144
--- /dev/null
+++ b/contrib/backends/bitcoin/debian/compat
@@ -0,0 +1 @@
+9
diff --git a/contrib/backends/bitcoin/debian/control b/contrib/backends/bitcoin/debian/control
new file mode 100644
index 00000000..b53f5d77
--- /dev/null
+++ b/contrib/backends/bitcoin/debian/control
@@ -0,0 +1,16 @@
+Source: bitcoin
+Section: satoshilabs
+Priority: optional
+Maintainer: jakub.matys@satoshilabs.com
+Build-Depends: debhelper, wget, tar, gzip, make, dh-systemd, dh-exec
+Standards-Version: 3.9.5
+
+Package: bitcoin-btc
+Architecture: amd64
+Depends: ${shlibs:Depends}, ${misc:Depends}, logrotate
+Description: Satoshilabs packaged bitcoin server
+
+Package: bitcoin-testnet
+Architecture: amd64
+Depends: ${shlibs:Depends}, ${misc:Depends}, logrotate
+Description: Satoshilabs packaged bitcoin server
diff --git a/contrib/backends/bitcoin/debian/rules b/contrib/backends/bitcoin/debian/rules
new file mode 100755
index 00000000..e9b6951b
--- /dev/null
+++ b/contrib/backends/bitcoin/debian/rules
@@ -0,0 +1,6 @@
+#!/usr/bin/make -f
+
+DH_VERBOSE = 1
+
+%:
+	dh $@ --with=systemd
diff --git a/contrib/backends/docker/Dockerfile b/contrib/backends/docker/Dockerfile
new file mode 100644
index 00000000..75e94805
--- /dev/null
+++ b/contrib/backends/docker/Dockerfile
@@ -0,0 +1,13 @@
+FROM debian:9
+
+ENV DEBIAN_FRONTEND noninteractive
+
+RUN apt-get update && \
+    apt-get install -y devscripts debhelper wget tar gzip make dh-systemd && \
+    apt-get clean
+
+ADD build.sh /deb/build.sh
+
+WORKDIR /deb
+
+ENTRYPOINT ["/deb/build.sh"]
diff --git a/contrib/backends/docker/build.sh b/contrib/backends/docker/build.sh
new file mode 100755
index 00000000..8402eb7e
--- /dev/null
+++ b/contrib/backends/docker/build.sh
@@ -0,0 +1,15 @@
+#!/bin/bash
+set -e
+
+if [ $# -ne 1 ]
+then
+    echo "Usage: $(basename $0) target" > /dev/stderr
+    exit 1
+fi
+
+cd $1
+
+mk-build-deps -ir -t "apt-get -qq --no-install-recommends"
+dpkg-buildpackage -us -uc
+mv ../*.deb .
+chown $PACKAGER *.deb
diff --git a/contrib/backends/zcash/Makefile b/contrib/backends/zcash/Makefile
new file mode 100644
index 00000000..02b06991
--- /dev/null
+++ b/contrib/backends/zcash/Makefile
@@ -0,0 +1,11 @@
+ZCASH_VERSION := 1.0.15
+
+all:
+	wget https://z.cash/downloads/zcash-${ZCASH_VERSION}-linux64.tar.gz
+	tar -xf zcash-${ZCASH_VERSION}-linux64.tar.gz
+	mv zcash-${ZCASH_VERSION} zcash
+	rm zcash/bin/zcash-tx
+
+clean:
+	rm -rf zcash
+	rm -f zcash-${ZCASH_VERSION}-linux64.tar.gz*
diff --git a/contrib/backends/zcash/debian/changelog b/contrib/backends/zcash/debian/changelog
new file mode 100644
index 00000000..6f9495d0
--- /dev/null
+++ b/contrib/backends/zcash/debian/changelog
@@ -0,0 +1,5 @@
+zcash (1.0.15-satoshilabs1) unstable; urgency=medium
+
+  * Initial build
+
+ -- Jakub Matys <jakub.matys@satoshilabs.com>  Thu, 05 Apr 2018 08:40:39 +0200
diff --git a/contrib/backends/zcash/debian/compat b/contrib/backends/zcash/debian/compat
new file mode 100644
index 00000000..ec635144
--- /dev/null
+++ b/contrib/backends/zcash/debian/compat
@@ -0,0 +1 @@
+9
diff --git a/contrib/backends/zcash/debian/control b/contrib/backends/zcash/debian/control
new file mode 100644
index 00000000..1f6e861c
--- /dev/null
+++ b/contrib/backends/zcash/debian/control
@@ -0,0 +1,11 @@
+Source: zcash
+Section: satoshilabs
+Priority: optional
+Maintainer: jakub.matys@satoshilabs.com
+Build-Depends: debhelper, wget, tar, gzip, make, dh-systemd, dh-exec
+Standards-Version: 3.9.5
+
+Package: zcash-zec
+Architecture: amd64
+Depends: ${shlibs:Depends}, ${misc:Depends}, logrotate
+Description: Satoshilabs packaged zcash server
diff --git a/contrib/backends/zcash/debian/rules b/contrib/backends/zcash/debian/rules
new file mode 100755
index 00000000..e9b6951b
--- /dev/null
+++ b/contrib/backends/zcash/debian/rules
@@ -0,0 +1,6 @@
+#!/usr/bin/make -f
+
+DH_VERBOSE = 1
+
+%:
+	dh $@ --with=systemd
diff --git a/contrib/backends/zcash/debian/zcash-zec.conffiles b/contrib/backends/zcash/debian/zcash-zec.conffiles
new file mode 100644
index 00000000..b67eba29
--- /dev/null
+++ b/contrib/backends/zcash/debian/zcash-zec.conffiles
@@ -0,0 +1 @@
+/opt/zcash/zec/zec.conf
diff --git a/contrib/backends/zcash/debian/zcash-zec.dirs b/contrib/backends/zcash/debian/zcash-zec.dirs
new file mode 100644
index 00000000..5f8be1f2
--- /dev/null
+++ b/contrib/backends/zcash/debian/zcash-zec.dirs
@@ -0,0 +1 @@
+/data/zec/zcash
diff --git a/contrib/backends/zcash/debian/zcash-zec.install b/contrib/backends/zcash/debian/zcash-zec.install
new file mode 100644
index 00000000..0bdf2442
--- /dev/null
+++ b/contrib/backends/zcash/debian/zcash-zec.install
@@ -0,0 +1,2 @@
+zcash/* /opt/zcash/zec
+zec.conf /opt/zcash/zec
diff --git a/contrib/backends/zcash/debian/zcash-zec.logrotate b/contrib/backends/zcash/debian/zcash-zec.logrotate
new file mode 100644
index 00000000..536cdeab
--- /dev/null
+++ b/contrib/backends/zcash/debian/zcash-zec.logrotate
@@ -0,0 +1,10 @@
+/data/zec/zcash/debug.log
+/data/zec/zcash/db.log
+{
+        rotate 7
+        daily
+        compress
+        missingok
+        notifempty
+        copytruncate
+}
diff --git a/contrib/backends/zcash/debian/zcash-zec.postinst b/contrib/backends/zcash/debian/zcash-zec.postinst
new file mode 100644
index 00000000..4ca85d19
--- /dev/null
+++ b/contrib/backends/zcash/debian/zcash-zec.postinst
@@ -0,0 +1,22 @@
+#!/bin/bash
+set -e
+
+case "$1" in
+
+  configure)
+    if ! id -u zcash &> /dev/null
+    then
+        useradd --system -M -U zcash
+    fi
+
+    if [ "$(stat -c '%U' /data/zec/zcash)" != "zcash" ]
+    then
+        chown zcash:zcash /data/zec/zcash
+    fi
+
+    HOME=/data/zec/zcash /opt/zcash/zec/bin/zcash-fetch-params
+  ;;
+
+esac
+
+#DEBHELPER#
diff --git a/contrib/backends/zcash/debian/zcash-zec.service b/contrib/backends/zcash/debian/zcash-zec.service
new file mode 100644
index 00000000..a232480d
--- /dev/null
+++ b/contrib/backends/zcash/debian/zcash-zec.service
@@ -0,0 +1,45 @@
+# It is not recommended to modify this file in-place, because it will
+# be overwritten during package upgrades. If you want to add further
+# options or overwrite existing ones then use
+# $ systemctl edit zcash-zec.service
+# See "man systemd.service" for details.
+
+# Note that almost all daemon options could be specified in
+# /opt/zcash/zec/zec.conf
+
+[Unit]
+Description=ZCash daemon (mainnet)
+After=network.target
+
+[Service]
+Environment="HOME=/data/zec/zcash"
+ExecStart=/opt/zcash/zec/bin/zcashd -datadir=/data/zec/zcash -conf=/opt/zcash/zec/zec.conf -pid=/run/zcashd/zec.pid
+# Creates /run/zcashd owned by zcash
+RuntimeDirectory=zcashd
+User=zcash
+Type=forking
+PIDFile=/run/zcashd/zec.pid
+Restart=on-failure
+
+# Hardening measures
+####################
+
+# Provide a private /tmp and /var/tmp.
+PrivateTmp=true
+
+# Mount /usr, /boot/ and /etc read-only for the process.
+ProtectSystem=full
+
+# Disallow the process and all of its children to gain
+# new privileges through execve().
+NoNewPrivileges=true
+
+# Use a new /dev namespace only populated with API pseudo devices
+# such as /dev/null, /dev/zero and /dev/random.
+PrivateDevices=true
+
+# Deny the creation of writable and executable memory mappings.
+# MemoryDenyWriteExecute=true
+
+[Install]
+WantedBy=multi-user.target
diff --git a/contrib/backends/zcash/zec.conf b/contrib/backends/zcash/zec.conf
new file mode 100644
index 00000000..7498f754
--- /dev/null
+++ b/contrib/backends/zcash/zec.conf
@@ -0,0 +1,13 @@
+daemon=1
+server=1
+rpcuser=rpc
+rpcpassword=rpc
+rpcport=8232
+txindex=1
+mainnet=1
+addnode=mainnet.z.cash
+rpcworkqueue=32
+zmqpubhashtx=tcp://127.0.0.1:8234
+zmqpubhashblock=tcp://127.0.0.1:8234
+zmqpubrawblock=tcp://127.0.0.1:8234
+zmqpubrawtx=tcp://127.0.0.1:8234
diff --git a/docker/build.sh b/docker/build.sh
deleted file mode 100755
index 106f3bef..00000000
--- a/docker/build.sh
+++ /dev/null
@@ -1,16 +0,0 @@
-#!/usr/bin/env bash
-set -e
-
-cd `dirname $0`
-
-# prepare build image
-docker build -t blockbook-build .
-
-if [ "$1" == "local" ]; then
-    SRC_BIND="-v $(pwd)/..:/go/src/blockbook"
-fi
-
-# build binary
-docker run -t --rm -v $(pwd):/out $SRC_BIND blockbook-build
-
-strip blockbook
diff --git a/server/https.go b/server/https.go
index e135818d..cf073e9e 100644
--- a/server/https.go
+++ b/server/https.go
@@ -8,12 +8,10 @@ import (
 	"errors"
 	"fmt"
 	"net/http"
-	"os"
 	"strconv"
 
 	"github.com/golang/glog"
 
-	"github.com/gorilla/handlers"
 	"github.com/gorilla/mux"
 	"github.com/prometheus/client_golang/prometheus/promhttp"
 )
@@ -30,8 +28,10 @@ type HTTPServer struct {
 
 // NewHTTPServer creates new REST interface to blockbook and returns its handle
 func NewHTTPServer(httpServerBinding string, certFiles string, db *db.RocksDB, chain bchain.BlockChain, txCache *db.TxCache) (*HTTPServer, error) {
+	r := mux.NewRouter()
 	https := &http.Server{
-		Addr: httpServerBinding,
+		Addr:    httpServerBinding,
+		Handler: r,
 	}
 	s := &HTTPServer{
 		https:       https,
@@ -42,7 +42,6 @@ func NewHTTPServer(httpServerBinding string, certFiles string, db *db.RocksDB, c
 		chainParser: chain.GetChainParser(),
 	}
 
-	r := mux.NewRouter()
 	r.HandleFunc("/", s.info)
 	r.HandleFunc("/bestBlockHash", s.bestBlockHash)
 	r.HandleFunc("/blockHash/{height}", s.blockHash)
@@ -51,10 +50,6 @@ func NewHTTPServer(httpServerBinding string, certFiles string, db *db.RocksDB, c
 	r.HandleFunc("/unconfirmedTransactions/{address}", s.unconfirmedTransactions)
 	r.HandleFunc("/metrics", promhttp.Handler().ServeHTTP)
 
-	var h http.Handler = r
-	h = handlers.LoggingHandler(os.Stderr, h)
-	https.Handler = h
-
 	return s, nil
 }
 
diff --git a/server/socketio.go b/server/socketio.go
index 2e91a3bc..dc84af64 100644
--- a/server/socketio.go
+++ b/server/socketio.go
@@ -76,7 +76,7 @@ func NewSocketIoServer(binding string, certFiles string, db *db.RocksDB, chain b
 	}
 
 	// support for tests of socket.io interface
-	serveMux.Handle(path+"test.html", http.FileServer(http.Dir("./server/static/")))
+	serveMux.Handle(path+"test.html", http.FileServer(http.Dir("./static/")))
 	// redirect to Bitcore for details of transaction
 	serveMux.HandleFunc(path+"tx/", s.txRedirect)
 	// handle socket.io