diff --git a/dev-lang/nprolog/Manifest b/dev-lang/nprolog/Manifest
new file mode 100644
index 0000000000000..01c14d6c30b36
--- /dev/null
+++ b/dev-lang/nprolog/Manifest
@@ -0,0 +1 @@
+DIST nprolog-1.92.tar.gz 186417 BLAKE2B a71ae358d8d00bde69d435f88a5923045fc939ff8fb78cbd550e3ba47a92388b8d0fc2d03406932ea5245c000e96a1ee58dc94db71bc27241c3c55bfff4b6728 SHA512 784c766080dcee126667f5c6bf7e78cf1367031bafccb6ac01145961e56679b1a90a2cf2499676881473d4fcbe20a9e99f03a53d6958eeaa23999c3efa588110
diff --git a/dev-lang/nprolog/metadata.xml b/dev-lang/nprolog/metadata.xml
new file mode 100644
index 0000000000000..576d9f408128a
--- /dev/null
+++ b/dev-lang/nprolog/metadata.xml
@@ -0,0 +1,18 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE pkgmetadata SYSTEM "https://www.gentoo.org/dtd/metadata.dtd">
+
+<pkgmetadata>
+  <maintainer type="person">
+    <email>xgqt@gentoo.org</email>
+    <name>Maciej Barć</name>
+  </maintainer>
+  <longdescription>
+    N-Prolog(NPL) is an interpreter and compiler to be compatible with
+    Arity/Prolog32. N-Prolog is NOT ISO-Prolog. About Arity/prolog32 see
+    http://petergabel.info/ArityProlog32/ArityProlog32PredList/
+  </longdescription>
+  <upstream>
+    <bugs-to>https://github.com/sasagawa888/nprolog/issues</bugs-to>
+    <remote-id type="github">sasagawa888/nprolog</remote-id>
+  </upstream>
+</pkgmetadata>
diff --git a/dev-lang/nprolog/nprolog-1.92.ebuild b/dev-lang/nprolog/nprolog-1.92.ebuild
new file mode 100644
index 0000000000000..98dfe542444d5
--- /dev/null
+++ b/dev-lang/nprolog/nprolog-1.92.ebuild
@@ -0,0 +1,31 @@
+# Copyright 1999-2022 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+inherit toolchain-funcs
+
+DESCRIPTION="Interpreter and compiler to be compatible with Arity/Prolog32"
+HOMEPAGE="https://github.com/sasagawa888/nprolog/"
+SRC_URI="https://github.com/sasagawa888/nprolog/archive/v${PV}.tar.gz
+	-> ${P}.tar.gz"
+
+LICENSE="BSD-2"
+SLOT="0"
+KEYWORDS="~amd64 ~x86"
+
+DOCS=( README{,-ja}.md document )
+
+src_compile() {
+	emake CC="$(tc-getCC)" CFLAGS="${CFLAGS}" LIBS="-lm -ldl ${LDFLAGS}"
+}
+
+src_install() {
+	exeinto /usr/bin
+	doexe npl
+
+	insinto /usr/share/${PN}
+	doins -r example library
+
+	einstalldocs
+}