diff --git a/tinygo-build-linux.sh b/tinygo-build-linux.sh
new file mode 100644
index 0000000..0cd42ab
--- /dev/null
+++ b/tinygo-build-linux.sh
@@ -0,0 +1,54 @@
+#!/bin/sh
+set -e
+set -u
+
+# NOTE
+#     building for linux on linux seems to yield smaller sizes
+
+# TODO use the git log describe thing
+my_version="0.6.0"
+export GOOS="linux"
+
+fn_package() { (
+    if test -n "${GOARM:-}"; then
+        my_arch="${GOARCH}v${GOARM}"
+    elif test -n "${GOAMD64:-}"; then
+        my_arch="${GOARCH}_${GOAMD64}"
+    else
+        my_arch="${GOARCH}"
+    fi
+
+    my_bin="pathman-v${my_version}-${GOOS}-${my_arch}"
+    tinygo build -no-debug -o "${my_bin}"
+    strip "${my_bin}" || true
+
+    tar cvf "$my_bin.tar" "$my_bin"
+    gzip --keep "$my_bin.tar"
+    xz --keep "$my_bin.tar"
+
+    echo "$my_bin.tar.xz"
+); }
+
+export GOAMD64=v1
+export GOARCH=amd64
+fn_package
+export GOAMD64=''
+
+export GOARCH=386
+fn_package
+
+export GOARCH=arm64
+fn_package
+
+export GOARCH=arm
+export GOARM=7
+fn_package
+
+export GOARCH=arm
+export GOARM=6
+fn_package
+
+# no longer supported
+# export GOARCH=arm
+# export GOARM=5
+# fn_package
diff --git a/tinygo-build-macos.sh b/tinygo-build-macos.sh
new file mode 100644
index 0000000..e6fad91
--- /dev/null
+++ b/tinygo-build-macos.sh
@@ -0,0 +1,38 @@
+#!/bin/sh
+set -e
+set -u
+
+# NOTE
+#     building for macOS on macOS seems to yield smaller sizes
+
+# TODO use the git log describe thing
+my_version="0.6.0"
+export GOOS="darwin"
+
+fn_package() { (
+    if test -n "${GOARM:-}"; then
+        my_arch="${GOARCH}v${GOARM}"
+    elif test -n "${GOAMD64:-}"; then
+        my_arch="${GOARCH}_${GOAMD64}"
+    else
+        my_arch="${GOARCH}"
+    fi
+
+    my_bin="pathman-v${my_version}-${GOOS}-${my_arch}"
+    tinygo build -no-debug -o "${my_bin}"
+    strip "${my_bin}" || true
+
+    tar cvf "$my_bin.tar" "$my_bin"
+    gzip --keep "$my_bin.tar"
+    xz --keep "$my_bin.tar"
+
+    echo "$my_bin.tar.xz"
+); }
+
+export GOAMD64=v2
+export GOARCH=amd64
+fn_package
+export GOAMD64=''
+
+export GOARCH=arm64
+fn_package