diff --git a/scripts/build.sh b/scripts/build.sh
new file mode 100755
index 0000000..4eee0ce
--- /dev/null
+++ b/scripts/build.sh
@@ -0,0 +1,179 @@
+#!/bin/bash
+
+go=${GOBIN:-go}
+executable_name="ctrld"
+os_archs=(
+    darwin/arm64
+    darwin/amd64
+    windows/386
+    windows/amd64
+    windows/arm64
+    windows/arm
+    linux/amd64
+    linux/386
+    linux/mips
+    linux/mipsle
+    linux/mips64
+    linux/arm
+    linux/arm64
+    freebsd/amd64
+    freebsd/386
+    freebsd/arm
+    freebsd/arm64
+)
+
+compress() {
+  binary=$1
+
+  if [ -z "$binary" ]; then
+    echo >&2 "missing binary"
+    return 1
+  fi
+
+  case "$binary" in
+    *-freebsd-*)
+      echo >&2 "upx does not work with freebsd binary yet"
+      return 0
+      ;;
+    *-windows-arm*)
+      echo >&2 "upx does not work with windows arm/arm64 binary yet"
+      return 0
+      ;;
+    *-darwin-*)
+      echo >&2 "upx claims to work with darwin binary, but testing show that it is broken"
+      return 0
+      ;;
+    *-linux-armv*)
+      echo >&2 "upx does not work on arm routers"
+      return 0
+      ;;
+    *-linux-mips*)
+      echo >&2 "upx does not work on mips routers"
+      return 0
+      ;;
+  esac
+
+  upx -- "$binary"
+}
+
+build() {
+  goos=$1
+  goarch=$2
+  ldflags="-s -w -X github.com/Windscribe/ctrld/cmd/cli.version="${CI_COMMIT_TAG:-dev}" -X github.com/Windscribe/ctrld/cmd/cli.commit=$(git rev-parse HEAD)"
+
+  case $3 in
+    5 | 6 | 7)
+      goarm=$3
+      if [ "${goos}${goarm}" = "freebsd5" ]; then
+        # freebsd/arm require ARMv6K or above: https://github.com/golang/go/wiki/GoArm#supported-operating-systems
+        return
+      fi
+      binary=${executable_name}-${goos}-${goarch}v${3}
+      if [ "$CGO_ENABLED" = "0" ]; then
+        binary=${binary}-nocgo
+      fi
+      GOOS=${goos} GOARCH=${goarch} GOARM=${3} "$go" build -ldflags="$ldflags" -o "$binary" ./cmd/ctrld
+      compress "$binary"
+
+      if [ -z "${CTRLD_NO_QF}" ]; then
+        binary_qf=${executable_name}-qf-${goos}-${goarch}v${3}
+        if [ "$CGO_ENABLED" = "0" ]; then
+          binary_qf=${binary_qf}-nocgo
+        fi
+        GOOS=${goos} GOARCH=${goarch} GOARM=${3} "$go" build -ldflags="$ldflags" -tags=qf -o "$binary_qf" ./cmd/ctrld
+        compress "$binary_qf"
+      fi
+      ;;
+    *)
+      # GOMIPS is required for linux/mips: https://nileshgr.com/2020/02/16/golang-on-openwrt-mips/
+      binary=${executable_name}-${goos}-${goarch}
+      if [ "$CGO_ENABLED" = "0" ]; then
+        binary=${binary}-nocgo
+      fi
+      GOOS=${goos} GOARCH=${goarch} GOMIPS=softfloat "$go" build -ldflags="$ldflags" -o "$binary" ./cmd/ctrld
+      compress "$binary"
+
+      if [ -z "${CTRLD_NO_QF}" ]; then
+        binary_qf=${executable_name}-qf-${goos}-${goarch}
+        if [ "$CGO_ENABLED" = "0" ]; then
+          binary_qf=${binary_qf}-nocgo
+        fi
+        GOOS=${goos} GOARCH=${goarch} GOMIPS=softfloat "$go" build -ldflags="$ldflags" -tags=qf -o "$binary_qf" ./cmd/ctrld
+        compress "$binary_qf"
+      fi
+      ;;
+  esac
+}
+echo "Building binaries..."
+
+case $1 in
+	all)
+    for os_arch in "${os_archs[@]}"; do
+      goos=${os_arch%/*}
+      goarch=${os_arch#*/}
+
+      case goarch in
+        arm)
+
+          echo "Building $goos/$goarch ARM5..."
+          build "$goos" "$goarch" "5"
+
+          echo "Building $goos/$goarch ARM6..."
+          build "$goos" "$goarch" "6"
+
+          echo "Building $goos/$goarch ARM7..."
+          build "$goos" "$goarch" "7"
+
+          ;;
+        *)
+          echo "Building $goos/$goarch..."
+          build "$goos" "$goarch"
+          ;;
+        esac
+    done
+    ;;
+  linux/armv5)
+    goos=${1%/*}
+    goarch=${1#*/}
+	  echo "Building $goos/$goarch..."
+    build "$goos" arm "5"
+    ;;
+  linux/armv6)
+    goos=${1%/*}
+    goarch=${1#*/}
+	  echo "Building $goos/$goarch..."
+    build "$goos" arm "6"
+    ;;
+  linux/armv7)
+    goos=${1%/*}
+    goarch=${1#*/}
+	  echo "Building $goos/$goarch..."
+    build "$goos" arm "7"
+    ;;
+  freebsd/armv6)
+    goos=${1%/*}
+    goarch=${1#*/}
+	  echo "Building $goos/$goarch..."
+    build "$goos" arm "6"
+    ;;
+  freebsd/armv7)
+    goos=${1%/*}
+    goarch=${1#*/}
+	  echo "Building $goos/$goarch..."
+    build "$goos" arm "7"
+    ;;
+  *)
+    goos=${1%/*}
+    goarch=${1#*/}
+    if [ -z "$goos" ]; then
+      goos=$(go env GOOS)
+    fi
+    if [ -z "$goarch" ]; then
+      goarch=$(go env GOARCH)
+    fi
+	  echo "Building $goos/$goarch..."
+    build "$goos" "$goarch"
+    ;;
+esac
+
+printf 'Done \360\237\221\214\n'