diff --git a/Z/Zlibcloudflare/build_tarballs.jl b/Z/Zlibcloudflare/build_tarballs.jl
new file mode 100644
index 00000000000..21fec8f1690
--- /dev/null
+++ b/Z/Zlibcloudflare/build_tarballs.jl
@@ -0,0 +1,40 @@
+# Note that this script can accept some limited command-line arguments, run
+# `julia build_tarballs.jl --help` to see a usage message.
+using BinaryBuilder, Pkg
+
+name = "Zlibcloudflare"
+version = v"1.2.8"
+
+# Collection of sources required to complete build
+sources = [
+    GitSource("https://github.com/cloudflare/zlib.git", "959b4ea305821e753385e873ec4edfaa9a5d49b7")
+]
+
+# Bash recipe for building across all platforms
+script = raw"""
+cd $WORKSPACE/srcdir/zlib*
+cmake -DCMAKE_INSTALL_PREFIX=$prefix -DCMAKE_TOOLCHAIN_FILE=${CMAKE_TARGET_TOOLCHAIN} -DCMAKE_BUILD_TYPE=Release -DUNIX=true -DCMAKE_POSITION_INDEPENDENT_CODE=ON -DBUILD_SHARED_LIBS=ON
+make -j ${nproc}
+make install
+install_license ../README
+"""
+
+# These are the platforms we will build for by default, unless further
+# platforms are passed in on the command line
+platforms = [
+    Platform("x86_64", "linux"; libc = "glibc"),
+    Platform("x86_64", "linux"; libc = "musl")
+]
+
+
+# The products that we will ensure are always built
+products = [
+    LibraryProduct("libz", :libzcloudflare)
+]
+
+# Dependencies that must be installed before this package can be built
+dependencies = Dependency[
+]
+
+# Build the tarballs, and possibly a `build.jl` as well.
+build_tarballs(ARGS, name, version, sources, script, platforms, products, dependencies; julia_compat="1.6")