diff --git a/tools/Makefile b/tools/Makefile
index c7c7d00756..46283e8d81 100644
--- a/tools/Makefile
+++ b/tools/Makefile
@@ -20,6 +20,9 @@ endif
 ifneq ($(CONFIG_SDK)$(CONFIG_PACKAGE_kmod-b43)$(CONFIG_BRCMSMAC_USE_FW_FROM_WL),)
   BUILD_B43_TOOLS = y
 endif
+ifneq ($(CONFIG_SDK)$(CONFIG_TARGET_INITRAMFS_COMPRESSION_LZ4),)
+  BUILD_LZ4_TOOLS = y
+endif
 
 tools-y += autoconf
 tools-y += autoconf-archive
@@ -61,6 +64,7 @@ tools-y += zlib
 tools-y += zstd
 tools-$(if $(CONFIG_BUILD_ALL_HOST_TOOLS)$(BUILD_B43_TOOLS),y) += b43-tools
 tools-$(if $(CONFIG_BUILD_ALL_HOST_TOOLS)$(BUILD_ISL),y) += isl
+tools-$(if $(CONFIG_BUILD_ALL_HOST_TOOLS)$(BUILD_LZ4_TOOLS),y) += lz4
 tools-$(if $(CONFIG_BUILD_ALL_HOST_TOOLS)$(BUILD_TOOLCHAIN),y) += gmp mpc mpfr
 tools-$(if $(CONFIG_BUILD_ALL_HOST_TOOLS)$(CONFIG_TARGET_apm821xx)$(CONFIG_TARGET_gemini),y) += genext2fs
 tools-$(if $(CONFIG_BUILD_ALL_HOST_TOOLS)$(CONFIG_TARGET_ath79),y) += lzma-old squashfs
diff --git a/tools/lz4/Makefile b/tools/lz4/Makefile
new file mode 100644
index 0000000000..c5d4f6f16b
--- /dev/null
+++ b/tools/lz4/Makefile
@@ -0,0 +1,49 @@
+#
+# Copyright (C) 2022 OpenWrt.org
+#
+# This is free software, licensed under the GNU General Public License v2.
+# See /LICENSE for more information.
+#
+
+include $(TOPDIR)/rules.mk
+
+PKG_NAME:=lz4
+PKG_VERSION:=1.9.4
+
+PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.gz
+PKG_SOURCE_URL:=https://codeload.github.com/lz4/lz4/tar.gz/v$(PKG_VERSION)?
+PKG_HASH:=0b0e3aa07c8c063ddf40b082bdf7e37a1562bda40a0ff5272957f3e987e0e54b
+
+PKG_LICENSE:=BSD-2-Clause
+PKG_LICENSE_FILES:=LICENSE lib/LICENSE
+
+HOST_BUILD_PARALLEL:=1
+
+include $(INCLUDE_DIR)/host-build.mk
+
+# Always optimize for speed
+HOST_CFLAGS := $(filter-out -O%,$(HOST_CFLAGS)) -O3
+
+HOST_MAKE_FLAGS+=PREFIX=$(HOST_BUILD_PREFIX) \
+		 ENABLE_DOCS=1
+
+define Host/Configure
+endef
+
+define Host/Compile
+	$(call Host/Compile/Default,default)
+endef
+
+define Host/Install
+	$(call Host/Compile/Default,install)
+endef
+
+define Host/Uninstall
+	$(call Host/Compile/Default,uninstall)
+	$(call Host/Compile/Default,clean)
+endef
+
+define Host/Clean
+endef
+
+$(eval $(call HostBuild))
diff --git a/tools/lz4/patches/001-add-make-ENABLE_DOCS-configurable.patch b/tools/lz4/patches/001-add-make-ENABLE_DOCS-configurable.patch
new file mode 100644
index 0000000000..5d6dca33f3
--- /dev/null
+++ b/tools/lz4/patches/001-add-make-ENABLE_DOCS-configurable.patch
@@ -0,0 +1,60 @@
++++ a/programs/Makefile	2022-08-15 15:45:31.000000000 -0700
+--- b/programs/Makefile	2022-11-28 16:34:21.315593784 -0800
+@@ -66,6 +66,7 @@
+ MD2ROFF   = ronn
+ MD2ROFF_FLAGS = --roff --warnings --manual="User Commands" --organization="lz4 $(LZ4_VERSION)"
+ 
++ENABLE_DOCS ?= 1
+ 
+ default: lz4-release
+ 
+@@ -120,6 +121,7 @@
+ lz4c32 : $(SRCFILES)
+ 	$(CC) $(FLAGS) $^ -o $@$(EXT)
+ 
++ifeq ($(ENABLE_DOCS),1)
+ lz4.1: lz4.1.md $(LIBVER_SRC)
+ 	cat $< | $(MD2ROFF) $(MD2ROFF_FLAGS) | $(SED) -n '/^\.\\\".*/!p' > $@
+ 
+@@ -130,6 +132,7 @@
+ 
+ preview-man: clean-man man
+ 	man ./lz4.1
++endif
+ 
+ clean:
+ ifeq ($(WINBASED),yes)
+@@ -172,16 +175,19 @@
+ 
+ install: lz4
+ 	@echo Installing binaries in $(DESTDIR)$(bindir)
+-	$(INSTALL_DIR) $(DESTDIR)$(bindir)/ $(DESTDIR)$(man1dir)/
++	$(INSTALL_DIR) $(DESTDIR)$(bindir)/
+ 	$(INSTALL_PROGRAM) lz4$(EXT) $(DESTDIR)$(bindir)/lz4$(EXT)
+ 	$(LN_SF) lz4$(EXT) $(DESTDIR)$(bindir)/lz4c$(EXT)
+ 	$(LN_SF) lz4$(EXT) $(DESTDIR)$(bindir)/lz4cat$(EXT)
+ 	$(LN_SF) lz4$(EXT) $(DESTDIR)$(bindir)/unlz4$(EXT)
++ifeq ($(ENABLE_DOCS),1)
+ 	@echo Installing man pages in $(DESTDIR)$(man1dir)
++	$(INSTALL_DIR) $(DESTDIR)$(man1dir)/
+ 	$(INSTALL_DATA) lz4.1 $(DESTDIR)$(man1dir)/lz4.1
+ 	$(LN_SF) lz4.1 $(DESTDIR)$(man1dir)/lz4c.1
+ 	$(LN_SF) lz4.1 $(DESTDIR)$(man1dir)/lz4cat.1
+ 	$(LN_SF) lz4.1 $(DESTDIR)$(man1dir)/unlz4.1
++endif
+ 	@echo lz4 installation completed
+ 
+ uninstall:
+@@ -189,10 +195,12 @@
+ 	$(RM) $(DESTDIR)$(bindir)/unlz4$(EXT)
+ 	$(RM) $(DESTDIR)$(bindir)/lz4$(EXT)
+ 	$(RM) $(DESTDIR)$(bindir)/lz4c$(EXT)
++ifeq ($(ENABLE_DOCS),1)
+ 	$(RM) $(DESTDIR)$(man1dir)/lz4.1
+ 	$(RM) $(DESTDIR)$(man1dir)/lz4c.1
+ 	$(RM) $(DESTDIR)$(man1dir)/lz4cat.1
+ 	$(RM) $(DESTDIR)$(man1dir)/unlz4.1
++endif
+ 	@echo lz4 programs successfully uninstalled
+ 
+ endif
diff --git a/tools/lz4/patches/002-makefile-install-links-from-same-dir.patch b/tools/lz4/patches/002-makefile-install-links-from-same-dir.patch
new file mode 100644
index 0000000000..159dc67f1a
--- /dev/null
+++ b/tools/lz4/patches/002-makefile-install-links-from-same-dir.patch
@@ -0,0 +1,71 @@
+diff -ur a/lib/Makefile b/lib/Makefile
+--- a/lib/Makefile	2022-12-04 23:49:06.336839263 -0800
++++ b/lib/Makefile	2022-12-05 00:00:59.172307488 -0800
+@@ -195,8 +195,8 @@
+ 	$(INSTALL_PROGRAM) dll/$(LIBLZ4_EXP) $(DESTDIR)$(libdir)
+     else
+ 	$(INSTALL_PROGRAM) liblz4.$(SHARED_EXT_VER) $(DESTDIR)$(libdir)
+-	$(LN_SF) liblz4.$(SHARED_EXT_VER) $(DESTDIR)$(libdir)/liblz4.$(SHARED_EXT_MAJOR)
+-	$(LN_SF) liblz4.$(SHARED_EXT_VER) $(DESTDIR)$(libdir)/liblz4.$(SHARED_EXT)
++	(cd $(DESTDIR)$(libdir) && $(LN_SF) liblz4.$(SHARED_EXT_VER) liblz4.$(SHARED_EXT_MAJOR))
++	(cd $(DESTDIR)$(libdir) && $(LN_SF) liblz4.$(SHARED_EXT_MAJOR) liblz4.$(SHARED_EXT))
+     endif
+   endif
+ 	@echo Installing headers in $(DESTDIR)$(includedir)
+diff -ur a/Makefile b/Makefile
+--- a/Makefile	2022-12-04 23:49:06.336839263 -0800
++++ b/Makefile	2022-12-04 23:42:09.693836654 -0800
+@@ -77,12 +77,12 @@
+ 
+ .PHONY: clean
+ clean:
+-	$(MAKE) -C $(LZ4DIR) $@ > $(VOID)
+-	$(MAKE) -C $(PRGDIR) $@ > $(VOID)
+-	$(MAKE) -C $(TESTDIR) $@ > $(VOID)
+-	$(MAKE) -C $(EXDIR) $@ > $(VOID)
+-	$(MAKE) -C $(FUZZDIR) $@ > $(VOID)
+-	$(MAKE) -C contrib/gen_manual $@ > $(VOID)
++	$(MAKE) -C $(LZ4DIR) $@
++	$(MAKE) -C $(PRGDIR) $@
++	$(MAKE) -C $(TESTDIR) $@
++	$(MAKE) -C $(EXDIR) $@
++	$(MAKE) -C $(FUZZDIR) $@
++	$(MAKE) -C contrib/gen_manual $@
+ 	$(RM) lz4$(EXT)
+ 	$(RM) -r $(CMAKE_BUILD_DIR)
+ 	@echo Cleaning completed
+diff -ur a/programs/Makefile b/programs/Makefile
+--- a/programs/Makefile	2022-12-04 23:49:06.336839263 -0800
++++ b/programs/Makefile	2022-12-04 23:42:30.849582910 -0800
+@@ -138,7 +138,7 @@
+ ifeq ($(WINBASED),yes)
+ 	$(RM) *.rc
+ endif
+-	$(MAKE) -C $(LZ4DIR) $@ > $(VOID)
++	$(MAKE) -C $(LZ4DIR) $@
+ 	$(RM) core *.o *.test tmp* \
+            lz4$(EXT) lz4c$(EXT) lz4c32$(EXT) lz4-wlib$(EXT) \
+            unlz4$(EXT) lz4cat$(EXT)
+@@ -177,16 +177,16 @@
+ 	@echo Installing binaries in $(DESTDIR)$(bindir)
+ 	$(INSTALL_DIR) $(DESTDIR)$(bindir)/
+ 	$(INSTALL_PROGRAM) lz4$(EXT) $(DESTDIR)$(bindir)/lz4$(EXT)
+-	$(LN_SF) lz4$(EXT) $(DESTDIR)$(bindir)/lz4c$(EXT)
+-	$(LN_SF) lz4$(EXT) $(DESTDIR)$(bindir)/lz4cat$(EXT)
+-	$(LN_SF) lz4$(EXT) $(DESTDIR)$(bindir)/unlz4$(EXT)
++	(cd $(DESTDIR)$(bindir) && $(LN_SF) lz4$(EXT) lz4c$(EXT))
++	(cd $(DESTDIR)$(bindir) && $(LN_SF) lz4$(EXT) lz4cat$(EXT))
++	(cd $(DESTDIR)$(bindir) && $(LN_SF) lz4$(EXT) unlz4$(EXT))
+ ifeq ($(ENABLE_DOCS),1)
+ 	@echo Installing man pages in $(DESTDIR)$(man1dir)
+ 	$(INSTALL_DIR) $(DESTDIR)$(man1dir)/
+ 	$(INSTALL_DATA) lz4.1 $(DESTDIR)$(man1dir)/lz4.1
+-	$(LN_SF) lz4.1 $(DESTDIR)$(man1dir)/lz4c.1
+-	$(LN_SF) lz4.1 $(DESTDIR)$(man1dir)/lz4cat.1
+-	$(LN_SF) lz4.1 $(DESTDIR)$(man1dir)/unlz4.1
++	(cd $(DESTDIR)$(man1dir) && $(LN_SF) lz4.1 lz4c.1)
++	(cd $(DESTDIR)$(man1dir) && $(LN_SF) lz4.1 lz4cat.1)
++	(cd $(DESTDIR)$(man1dir) && $(LN_SF) lz4.1 unlz4.1)
+ endif
+ 	@echo lz4 installation completed
+