diff --git a/packages/below/below-config-src-lib.rs.patch b/packages/below/below-config-src-lib.rs.patch
new file mode 100644
index 000000000..d0e5cc208
--- /dev/null
+++ b/packages/below/below-config-src-lib.rs.patch
@@ -0,0 +1,15 @@
+--- a/below/config/src/lib.rs
++++ b/below/config/src/lib.rs
+@@ -22,9 +22,9 @@
+ #[cfg(test)]
+ mod test;
+ 
+-pub const BELOW_DEFAULT_CONF: &str = "/etc/below/below.conf";
+-const BELOW_DEFAULT_LOG: &str = "/var/log/below";
+-const BELOW_DEFAULT_STORE: &str = "/var/log/below/store";
++pub const BELOW_DEFAULT_CONF: &str = "@TERMUX_PREFIX@/etc/below/below.conf";
++const BELOW_DEFAULT_LOG: &str = "@TERMUX_PREFIX@/var/log/below";
++const BELOW_DEFAULT_STORE: &str = "@TERMUX_PREFIX@/var/log/below/store";
+ 
+ /// Global below config
+ pub static BELOW_CONFIG: OnceCell<BelowConfig> = OnceCell::new();
diff --git a/packages/below/build.sh b/packages/below/build.sh
new file mode 100644
index 000000000..f22d2ecaa
--- /dev/null
+++ b/packages/below/build.sh
@@ -0,0 +1,55 @@
+TERMUX_PKG_HOMEPAGE=https://github.com/facebookincubator/below
+TERMUX_PKG_DESCRIPTION="An interactive tool to view and record historical system data"
+TERMUX_PKG_LICENSE="Apache-2.0"
+TERMUX_PKG_MAINTAINER="@termux"
+TERMUX_PKG_VERSION=0.5.0
+TERMUX_PKG_SRCURL=https://github.com/facebookincubator/below/archive/refs/tags/v${TERMUX_PKG_VERSION}.tar.gz
+TERMUX_PKG_SHA256=9e76d066ce4815b8c51c720375a29d8b0a97a7890fd80602bbe49968573adeb5
+TERMUX_PKG_DEPENDS="libelf, zlib"
+TERMUX_PKG_BUILD_IN_SRC=true
+
+# ```
+# error[E0308]: mismatched types
+#    --> /home/builder/.cargo/registry/src/github.com-1ecc6299db9ec823/openat-0.1.21/src/dir.rs:465:34
+#     |
+# 465 |             match stat.st_mode & libc::S_IFMT {
+#     |                                  ^^^^^^^^^^^^ expected `u32`, found `u16`
+# ```
+TERMUX_PKG_BLACKLISTED_ARCHES="arm, i686"
+
+termux_step_pre_configure() {
+	termux_setup_rust
+	: "${CARGO_HOME:=$HOME/.cargo}"
+	export CARGO_HOME
+
+	cargo fetch --target $CARGO_TARGET_NAME
+
+	local d p
+	for d in $CARGO_HOME/registry/src/github.com-*/libbpf-sys-*; do
+		for p in libbpf-sys-0.6.0-1-libbpf-include-linux-{compiler,types}.h.diff; do
+			patch --silent -p1 -d ${d} \
+				< "$TERMUX_PKG_BUILDER_DIR/${p}" || :
+		done
+	done
+	for d in $CARGO_HOME/registry/src/github.com-*/nix-*; do
+		for p in nix-{0.22.0,0.23.1}-src-sys-statfs.rs.diff; do
+			patch --silent -p1 -d ${d} \
+				< "$TERMUX_PKG_BUILDER_DIR/${p}" || :
+		done
+	done
+
+	local _CARGO_TARGET_LIBDIR=target/$CARGO_TARGET_NAME/release/deps
+	mkdir -p $_CARGO_TARGET_LIBDIR
+	local lib
+	for lib in lib{elf,z}.so; do
+		ln -sf $TERMUX_PREFIX/lib/${lib} $_CARGO_TARGET_LIBDIR/
+	done
+}
+
+termux_step_make() {
+	cargo build --jobs $TERMUX_MAKE_PROCESSES --target $CARGO_TARGET_NAME --release
+}
+
+termux_step_make_install() {
+	install -Dm700 -t $TERMUX_PREFIX/bin target/${CARGO_TARGET_NAME}/release/below
+}
diff --git a/packages/below/libbpf-sys-0.6.0-1-libbpf-include-linux-compiler.h.diff b/packages/below/libbpf-sys-0.6.0-1-libbpf-include-linux-compiler.h.diff
new file mode 100644
index 000000000..a3bbb0f60
--- /dev/null
+++ b/packages/below/libbpf-sys-0.6.0-1-libbpf-include-linux-compiler.h.diff
@@ -0,0 +1,17 @@
+--- a/libbpf/include/linux/compiler.h
++++ b/libbpf/include/linux/compiler.h
+@@ -1,5 +1,14 @@
+ /* SPDX-License-Identifier: (LGPL-2.1 OR BSD-2-Clause) */
+ 
++#ifdef __ANDROID__
++#ifndef __user
++#define __user
++#endif
++#ifndef __force
++#define __force
++#endif
++#endif /* __ANDROID__ */
++
+ #ifndef __LINUX_COMPILER_H
+ #define __LINUX_COMPILER_H
+ 
diff --git a/packages/below/libbpf-sys-0.6.0-1-libbpf-include-linux-types.h.diff b/packages/below/libbpf-sys-0.6.0-1-libbpf-include-linux-types.h.diff
new file mode 100644
index 000000000..f9cf1f6e1
--- /dev/null
+++ b/packages/below/libbpf-sys-0.6.0-1-libbpf-include-linux-types.h.diff
@@ -0,0 +1,10 @@
+--- a/libbpf/include/linux/types.h
++++ b/libbpf/include/linux/types.h
+@@ -1,5 +1,7 @@
+ /* SPDX-License-Identifier: (LGPL-2.1 OR BSD-2-Clause) */
+ 
++#include_next <linux/types.h>
++
+ #ifndef __LINUX_TYPES_H
+ #define __LINUX_TYPES_H
+ 
diff --git a/packages/below/nix-0.22.0-src-sys-statfs.rs.diff b/packages/below/nix-0.22.0-src-sys-statfs.rs.diff
new file mode 100644
index 000000000..7a842bbb4
--- /dev/null
+++ b/packages/below/nix-0.22.0-src-sys-statfs.rs.diff
@@ -0,0 +1,11 @@
+--- a/src/sys/statfs.rs
++++ b/src/sys/statfs.rs
+@@ -94,6 +94,8 @@
+ pub const CGROUP_SUPER_MAGIC: FsType = FsType(libc::CGROUP_SUPER_MAGIC as fs_type_t);
+ #[cfg(all(target_os = "linux", not(target_env = "musl")))]
+ pub const CGROUP2_SUPER_MAGIC: FsType = FsType(libc::CGROUP2_SUPER_MAGIC as fs_type_t);
++#[cfg(target_os = "android")]
++pub const CGROUP2_SUPER_MAGIC: FsType = FsType(0x63677270 as fs_type_t);
+ 
+ 
+ impl Statfs {
diff --git a/packages/below/nix-0.23.1-src-sys-statfs.rs.diff b/packages/below/nix-0.23.1-src-sys-statfs.rs.diff
new file mode 100644
index 000000000..b50923026
--- /dev/null
+++ b/packages/below/nix-0.23.1-src-sys-statfs.rs.diff
@@ -0,0 +1,12 @@
+--- a/src/sys/statfs.rs
++++ b/src/sys/statfs.rs
+@@ -132,6 +132,9 @@
+ #[cfg(all(target_os = "linux", not(target_env = "musl")))]
+ #[allow(missing_docs)]
+ pub const CGROUP2_SUPER_MAGIC: FsType = FsType(libc::CGROUP2_SUPER_MAGIC as fs_type_t);
++#[cfg(target_os = "android")]
++#[allow(missing_docs)]
++pub const CGROUP2_SUPER_MAGIC: FsType = FsType(0x63677270 as fs_type_t);
+ 
+ 
+ impl Statfs {
diff --git a/scripts/setup-ubuntu.sh b/scripts/setup-ubuntu.sh
index 53903f2e1..92a006e93 100755
--- a/scripts/setup-ubuntu.sh
+++ b/scripts/setup-ubuntu.sh
@@ -86,6 +86,9 @@ PACKAGES+=" swig"
 # Needed by package dbus-glib.
 PACKAGES+=" libdbus-1-dev"
 
+# Needed by package below.
+PACKAGES+=" libelf-dev"
+
 # Needed by package ghostscript.
 PACKAGES+=" libexpat1-dev"
 PACKAGES+=" libjpeg-dev"