diff --git a/0099-copy-dir.sh.patch b/0099-copy-dir.sh.patch
new file mode 100644
index 0000000000000000000000000000000000000000..56d4ed0787bb28c18c581d3159d5a458d9540f9c
--- /dev/null
+++ b/0099-copy-dir.sh.patch
@@ -0,0 +1,38 @@
+From 8d777d20ac3d82434c3f1cbd9cdee94c4de8f966 Mon Sep 17 00:00:00 2001
+From: fu_changjie <fu_changjie@qq.com>
+Date: Fri, 11 Dec 2020 10:28:08 +0800
+Subject: [PATCH] copy-dir.sh
+
+---
+ copy-dir.sh | 19 +++++++++++++++++++
+ 1 file changed, 19 insertions(+)
+ create mode 100755 copy-dir.sh
+
+diff --git a/copy-dir.sh b/copy-dir.sh
+new file mode 100755
+index 0000000..b5520d5
+--- /dev/null
++++ b/copy-dir.sh
+@@ -0,0 +1,19 @@
++dirname=$(basename `pwd`)
++time=$(date +%s)
++
++cd ..
++
++if [[ -f 'asan' || -d 'asan' ]]; then 
++	mv asan asan-${time}
++fi
++
++if [[ -f 'debug' || -d 'debug' ]]; then
++        mv debug debug-${time}
++fi
++
++cp -a ${dirname} asan
++cp -a ${dirname} debug
++
++mv asan debug ${dirname}
++
++cd -
+-- 
+2.27.0
+
diff --git a/openresty-zlib.spec b/openresty-zlib.spec
new file mode 100644
index 0000000000000000000000000000000000000000..2e7329eba8358d6e20b77bd4ce698ba387fa47e6
--- /dev/null
+++ b/openresty-zlib.spec
@@ -0,0 +1,131 @@
+Name:               openresty-zlib
+Version:            1.2.11
+Release:            3%{?dist}
+Summary:            The zlib compression library for OpenResty
+
+Group:              System Environment/Libraries
+
+# /contrib/dotzlib/ have Boost license
+License:            zlib and Boost
+URL:                http://www.zlib.net/
+Source0:            http://www.zlib.net/zlib-%{version}.tar.xz
+Patch99:            0099-copy-dir.sh.patch
+
+BuildRoot:          %{_tmppath}/%{name}-%{version}-%{release}-root-%(%{__id_u} -n)
+
+BuildRequires:      libtool
+
+AutoReqProv:        no
+
+%define zlib_prefix		/usr/local/openresty/zlib
+%define zlib_prefix_asan	/usr/local/openresty-asan/zlib
+
+%description
+The zlib compression library for use by Openresty ONLY
+
+
+%package devel
+
+Summary:            Development files for OpenResty's zlib library
+Group:              Development/Libraries
+Requires:           %{name} = %{version}-%{release}
+
+
+%description devel
+Provides C header and static library for OpenResty's zlib library.
+
+
+%package asan
+Release:            13%{?dist}
+Summary:            Clang AddressSanitizer version for the zlib compression library for OpenResty
+Group:              System Environment/Libraries
+BuildRequires:      libtool, clang
+
+AutoReqProv:        no
+%description asan
+The zlib compression library for use by Openresty ONLY. This is the clang AddressSanitizer build.
+
+
+%package asan-devel
+Release:            13%{?dist}
+Summary:            Development files for OpenResty's zlib library
+Group:              Development/Libraries
+Requires:           openresty-zlib-asan = %{version}-%{release}
+
+%description asan-devel
+Provides C header and static library for OpenResty's clang AddressSanitizer version of zlib library.
+
+%prep
+%setup -q -n zlib-%{version}
+
+%patch99 -p1
+
+%build
+bash ./copy-dir.sh
+./configure --prefix=%{zlib_prefix}
+make %{?_smp_mflags} CFLAGS='-O3 -D_LARGEFILE64_SOURCE=1 -DHAVE_HIDDEN -g3' \
+    SFLAGS='-O3 -fPIC -D_LARGEFILE64_SOURCE=1 -DHAVE_HIDDEN -g3'
+
+cd asan 
+export ASAN_OPTIONS=detect_leaks=0
+
+CC="clang -fsanitize=address" ./configure --prefix=%{zlib_prefix_asan}
+
+make %{?_smp_mflags} CC="clang -fsanitize=address" \
+    CFLAGS='-O1 -fno-omit-frame-pointer -D_LARGEFILE64_SOURCE=1 -DHAVE_HIDDEN -g3' \
+    SFLAGS='-O1 -fno-omit-frame-pointer -fPIC -D_LARGEFILE64_SOURCE=1 -DHAVE_HIDDEN -g3' \
+    LDSHARED='clang -fsanitize=address -shared -Wl,-soname,libz.so.1,--version-script,zlib.map'
+cd -
+
+%install
+make install DESTDIR=%{buildroot}
+rm -rf %{buildroot}/%{zlib_prefix}/share
+rm -f  %{buildroot}/%{zlib_prefix}/lib/*.la
+rm -rf %{buildroot}/%{zlib_prefix}/lib/pkgconfig
+
+cd asan
+make install DESTDIR=%{buildroot}
+rm -rf %{buildroot}/%{zlib_prefix_asan}/share
+rm -f  %{buildroot}/%{zlib_prefix_asan}/lib/*.la
+rm -rf %{buildroot}/%{zlib_prefix_asan}/lib/pkgconfig
+cd -
+
+%clean
+rm -rf %{buildroot}
+
+
+%files
+%defattr(-,root,root,-)
+
+%attr(0755,root,root) %{zlib_prefix}/lib/libz.so*
+
+
+%files devel
+%defattr(-,root,root,-)
+
+%{zlib_prefix}/lib/*.a
+%{zlib_prefix}/include/zlib.h
+%{zlib_prefix}/include/zconf.h
+
+%files asan
+%defattr(-,root,root,-)
+
+%attr(0755,root,root) %{zlib_prefix_asan}/lib/libz.so*
+
+
+%files asan-devel
+%defattr(-,root,root,-)
+
+%{zlib_prefix_asan}/lib/*.a
+%{zlib_prefix_asan}/include/zlib.h
+%{zlib_prefix_asan}/include/zconf.h
+
+%changelog
+* Fri Jul 14 2017 Yichun Zhang 1.2.11-3
+- bugfix: we did not enable debuginfo in the shared library files.
+* Sat May 20 2017 Yichun Zhang 1.2.11-2
+- added debuginfo.
+* Sun Mar 19 2017 Yichun Zhang (agentzh)
+- upgraded zlib to 1.2.11.
+* Wed Aug 23 2016 zxcvbn4038
+- initial build for zlib 1.2.8.
diff --git a/openresty-zlib.yaml b/openresty-zlib.yaml
new file mode 100644
index 0000000000000000000000000000000000000000..00bbaf050db91e87f0ad529e5c29027a1bf150ae
--- /dev/null
+++ b/openresty-zlib.yaml
@@ -0,0 +1,4 @@
+version_control: NA
+src_repo: NA
+tag_prefix: NA
+seperator: NA
diff --git a/zlib-1.2.11.tar.xz b/zlib-1.2.11.tar.xz
new file mode 100644
index 0000000000000000000000000000000000000000..305b7a058f2b18b5ff15b0c5258ab7d489c21973
Binary files /dev/null and b/zlib-1.2.11.tar.xz differ