diff --git a/sci-libs/kissfft/Manifest b/sci-libs/kissfft/Manifest
new file mode 100644
index 0000000000..b772ae85a8
--- /dev/null
+++ b/sci-libs/kissfft/Manifest
@@ -0,0 +1 @@
+DIST kissfft-131.tar.gz 44748 BLAKE2B 71418543995ce5bd26d12077bd7de24978ca30c827ea4fa210c63bb42fc64ee2449825605cc498d090670b08aaec08ea22901ae790a8276f156b899a687d5bc7 SHA512 6cc7efbe898287cdc623970f84b57c6a71148ded78732c36c4bd376a122efcf6c27d3a61679fccfbe47d0e79c7d1f3065b21a7091110154e402c0b2a49a378f9
diff --git a/sci-libs/kissfft/kissfft-131.ebuild b/sci-libs/kissfft/kissfft-131.ebuild
new file mode 100644
index 0000000000..5151bf5569
--- /dev/null
+++ b/sci-libs/kissfft/kissfft-131.ebuild
@@ -0,0 +1,33 @@
+# Copyright 1999-2020 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+inherit autotools
+
+DESCRIPTION="A Fast Fourier Transform (FFT) library that tries to Keep it Simple, Stupid"
+HOMEPAGE="https://github.com/mborgerding/kissfft"
+
+LICENSE="BSD"
+IUSE="test"
+SLOT="0"
+
+if [[ ${PV} == *9999 ]] ; then
+	EGIT_REPO_URI="${HOMEPAGE}"
+	inherit git-r3
+else
+	SRC_URI="${HOMEPAGE}/archive/v${PV}.tar.gz -> ${P}.tar.gz"
+	KEYWORDS="~amd64 ~x86"
+fi
+
+DEPEND=""
+RDEPEND=""
+
+src_install() {
+	dolib.so libkissfft.so
+	doheader kiss_fft.h
+}
+
+src_test() {
+	make testall || die
+}
diff --git a/sci-libs/kissfft/kissfft-9999.ebuild b/sci-libs/kissfft/kissfft-9999.ebuild
new file mode 100644
index 0000000000..5151bf5569
--- /dev/null
+++ b/sci-libs/kissfft/kissfft-9999.ebuild
@@ -0,0 +1,33 @@
+# Copyright 1999-2020 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+inherit autotools
+
+DESCRIPTION="A Fast Fourier Transform (FFT) library that tries to Keep it Simple, Stupid"
+HOMEPAGE="https://github.com/mborgerding/kissfft"
+
+LICENSE="BSD"
+IUSE="test"
+SLOT="0"
+
+if [[ ${PV} == *9999 ]] ; then
+	EGIT_REPO_URI="${HOMEPAGE}"
+	inherit git-r3
+else
+	SRC_URI="${HOMEPAGE}/archive/v${PV}.tar.gz -> ${P}.tar.gz"
+	KEYWORDS="~amd64 ~x86"
+fi
+
+DEPEND=""
+RDEPEND=""
+
+src_install() {
+	dolib.so libkissfft.so
+	doheader kiss_fft.h
+}
+
+src_test() {
+	make testall || die
+}
diff --git a/sci-libs/kissfft/metadata.xml b/sci-libs/kissfft/metadata.xml
new file mode 100644
index 0000000000..01c1fc8487
--- /dev/null
+++ b/sci-libs/kissfft/metadata.xml
@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
+<pkgmetadata>
+	<maintainer type="person">
+		<email>davidroman96@gmail.com</email>
+		<name>David Roman</name>
+	</maintainer>
+</pkgmetadata>