diff --git a/pkg/cmsis-nn/Makefile b/pkg/cmsis-nn/Makefile
new file mode 100644
index 0000000000..982c017e83
--- /dev/null
+++ b/pkg/cmsis-nn/Makefile
@@ -0,0 +1,10 @@
+PKG_NAME=cmsis-nn
+PKG_URL=https://github.com/ARM-software/CMSIS_5
+PKG_VERSION=5.6.0
+PKG_LICENSE=Apache-2.0
+CFLAGS += -Wno-strict-aliasing -Wno-unused-parameter
+
+include $(RIOTBASE)/pkg/pkg.mk
+
+all:
+	"$(MAKE)" -C $(PKG_BUILDDIR) -f $(CURDIR)/Makefile.$(PKG_NAME)
diff --git a/pkg/cmsis-nn/Makefile.cmsis-nn b/pkg/cmsis-nn/Makefile.cmsis-nn
new file mode 100644
index 0000000000..fd72e0f10a
--- /dev/null
+++ b/pkg/cmsis-nn/Makefile.cmsis-nn
@@ -0,0 +1,42 @@
+PKG_NAME=cmsis-nn
+
+# A list of all the directories to build for CMSIS-NN
+CMSIS_DIRS += \
+  CMSIS/NN/Source/ActivationFunctions \
+  CMSIS/NN/Source/BasicMathFunctions \
+  CMSIS/NN/Source/ConcatenationFunctions \
+  CMSIS/NN/Source/ConvolutionFunctions \
+  CMSIS/NN/Source/FullyConnectedFunctions \
+  CMSIS/NN/Source/NNSupportFunctions \
+  CMSIS/NN/Source/PoolingFunctions \
+  CMSIS/NN/Source/ReshapeFunctions \
+  CMSIS/NN/Source/SoftmaxFunctions \
+#
+
+INCLUDES += -I$(CURDIR)/CMSIS/NN/Include
+CMSIS_BINDIRS = $(addprefix $(BINDIR)/$(PKG_NAME)/,$(CMSIS_DIRS))
+
+# Override default RIOT search path for sources to include all of the CMSIS-NN
+# sources in one library instead of one library per subdirectory.
+SRC := $(foreach DIR,$(CMSIS_DIRS),$(wildcard $(DIR)/*.c))
+SRCXX := $(foreach DIR,$(CMSIS_DIRS),$(wildcard $(DIR)/*.cpp))
+ASMSRC := $(foreach DIR,$(CMSIS_DIRS),$(wildcard $(DIR)/*.s))
+ASSMSRC := $(foreach DIR,$(CMSIS_DIRS),$(wildcard $(DIR)/*.S))
+
+OBJC    := $(SRC:%.c=$(BINDIR)/$(PKG_NAME)/%.o)
+OBJCXX  := $(SRCXX:%.cpp=$(BINDIR)/$(PKG_NAME)/%.o)
+ASMOBJ  := $(ASMSRC:%.s=$(BINDIR)/$(PKG_NAME)/%.o)
+ASSMOBJ := $(ASSMSRC:%.S=$(BINDIR)/$(PKG_NAME)/%.o)
+OBJ = $(OBJC) $(OBJCXX) $(ASMOBJ) $(ASSMOBJ)
+
+# Create subdirectories if they do not already exist
+$(OBJ): | $(CMSIS_BINDIRS)
+
+$(CMSIS_BINDIRS):
+	@mkdir -p $@
+
+# Reset the default goal.
+.DEFAULT_GOAL :=
+
+# Include RIOT settings and recipes
+include $(RIOTBASE)/Makefile.base
diff --git a/pkg/cmsis-nn/Makefile.dep b/pkg/cmsis-nn/Makefile.dep
new file mode 100644
index 0000000000..469b993d2f
--- /dev/null
+++ b/pkg/cmsis-nn/Makefile.dep
@@ -0,0 +1 @@
+FEATURES_REQUIRED += arch_cortexm
diff --git a/pkg/cmsis-nn/Makefile.include b/pkg/cmsis-nn/Makefile.include
new file mode 100644
index 0000000000..24dc9b160d
--- /dev/null
+++ b/pkg/cmsis-nn/Makefile.include
@@ -0,0 +1,6 @@
+INCLUDES += -I$(PKGDIRBASE)/cmsis-nn/CMSIS/NN/Include
+
+# Required for some basic math functions
+INCLUDES += -I$(PKGDIRBASE)/cmsis-nn/CMSIS/DSP/Include
+
+CFLAGS += -Wno-sign-compare