diff --git a/sci-geosciences/josm-bin/Manifest b/sci-geosciences/josm-bin/Manifest
new file mode 100644
index 0000000000000..412f76fab014d
--- /dev/null
+++ b/sci-geosciences/josm-bin/Manifest
@@ -0,0 +1 @@
+DIST josm-snapshot-18004.jar 15839807 BLAKE2B 4eed4c47f9a9df0e4dcd98cbe6a00793dc87359c1adad4a03a12e7b9207e5519c7570e1d3c3ba49464adf8fc191a0dc33acdf7c39a5db1c001b044ebf2ed0ce7 SHA512 9b66a4e6327008e24550464bc76c710ce0a99c39fb4fd83d99705f292b5d11203b96411eebb02c9ba8bb1dc28252a26787b5d83cc4f87cd89fc6294a3b8627c4
diff --git a/sci-geosciences/josm-bin/josm-bin-18004.ebuild b/sci-geosciences/josm-bin/josm-bin-18004.ebuild
new file mode 100644
index 0000000000000..3d54799f8cdc6
--- /dev/null
+++ b/sci-geosciences/josm-bin/josm-bin-18004.ebuild
@@ -0,0 +1,31 @@
+# Copyright 1999-2021 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+inherit desktop java-utils-2 xdg
+
+DESCRIPTION="Java-based editor for the OpenStreetMap project"
+HOMEPAGE="https://josm.openstreetmap.de/"
+SRC_URI="https://josm.openstreetmap.de/download/josm-snapshot-${PV}.jar"
+S="${WORKDIR}"
+
+LICENSE="Apache-2.0 GPL-2+ GPL-3"
+SLOT="0"
+KEYWORDS="~amd64 ~x86"
+
+RDEPEND=">=virtual/jre-1.8"
+
+src_install() {
+	java-pkg_newjar "${DISTDIR}/${A}" ${PN}.jar
+	java-pkg_dolauncher ${PN} --jar ${PN}.jar
+
+	local icon_size
+	for icon_size in 16 32 48; do
+		newicon -s ${icon_size} -t hicolor \
+			images/logo_${icon_size}x${icon_size}x32.png ${PN}.png
+		newicon -s ${icon_size} -t locolor \
+			images/logo_${icon_size}x${icon_size}x8.png ${PN}.png
+	done
+	make_desktop_entry ${PN} "Java OpenStreetMap Editor" ${PN} "Utility;Science;Geoscience"
+}
diff --git a/sci-geosciences/josm-bin/metadata.xml b/sci-geosciences/josm-bin/metadata.xml
new file mode 100644
index 0000000000000..003853666418e
--- /dev/null
+++ b/sci-geosciences/josm-bin/metadata.xml
@@ -0,0 +1,16 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
+<pkgmetadata>
+  <maintainer type="person" proxied="yes">
+    <email>henning@hennsch.de</email>
+    <name>Henning Schild</name>
+  </maintainer>
+  <maintainer type="project" proxied="proxy">
+    <email>proxy-maint@gentoo.org</email>
+    <name>Proxy Maintainers</name>
+  </maintainer>
+  <maintainer type="project">
+    <email>sci-geosciences@gentoo.org</email>
+    <name>Gentoo Geosciences Project</name>
+  </maintainer>
+</pkgmetadata>