diff --git a/eclass/bintron.eclass b/eclass/bintron.eclass
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@@ -0,0 +1,237 @@
+# Copyright 1999-2021 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+
+# @ECLASS: bintron.eclass
+# @MAINTAINER:
+# src_prepare group
+# @AUTHOR:
+# Maciej Barć <xgqt@riseup.net>
+# @SUPPORTED_EAPIS: 7
+# @BLURB: Common configuration eclass for binary packages built with Electron
+# @DESCRIPTION:
+# This eclass is used in Electron packages ebuilds
+
+# shellcheck shell=bash disable=2034
+
+
+# Inherits
+inherit optfeature xdg
+
+
+case "${EAPI}"
+in
+	[0-6] )
+		die "EAPI: ${EAPI} too old"
+		;;
+	7 )
+		true
+		;;
+	* )
+		die "EAPI: ${EAPI} not supported"
+		;;
+esac
+
+
+# Exported functions
+export_functions=(
+	src_prepare
+	src_compile
+	src_install
+	pkg_postinst
+)
+EXPORT_FUNCTIONS "${export_functions[@]}"
+
+
+RESTRICT+=" bindist mirror "
+
+
+_BINTRON_LANGS="
+	am ar bg bn ca cs da de el en-GB es es-419 et fa fi fil fr gu he
+	hi hr hu id it ja kn ko lt lv ml mr ms nb nl pl pt-BR pt-PT ro ru sk sl sr
+	sv sw ta te th tr uk vi zh-CN zh-TW
+"
+
+# @ECLASS-VARIABLE: BINTRON_LANGS
+# @DESCRIPTION:
+# List of language packs available for this package.
+
+: ${BINTRON_LANGS:=${_BINTRON_LANGS}}
+
+
+# @FUNCTION: _bintron_set_l10n_IUSE
+# @USAGE:
+# @INTERNAL
+# @DESCRIPTION:
+# Converts and adds BINTRON_LANGS to IUSE. Called automatically if
+# BINTRON_LANGS is defined.
+
+_bintron_set_l10n_IUSE() {
+	local lang
+	for lang in ${BINTRON_LANGS}; do
+		# Default to enabled since we bundle them anyway.
+		# USE-expansion will take care of disabling the langs the user has not
+		# selected via L10N.
+		IUSE+=" l10n_${lang} "
+	done
+}
+
+if [[ ${BINTRON_LANGS} ]]; then
+	_bintron_set_l10n_IUSE
+fi
+
+
+BINTRON_DEPEND="
+	>=app-accessibility/at-spi2-atk-2.26:2
+	>=app-accessibility/at-spi2-core-2.26:2
+	>=dev-libs/atk-2.26
+	>=dev-libs/libxml2-2.9.4-r3[icu]
+	>=dev-libs/nss-3.26
+	>=media-libs/alsa-lib-1.0.19
+	>=media-libs/freetype-2.11.0-r1
+	>=media-libs/libwebp-0.4.0
+	>=net-print/cups-1.3.11
+	app-arch/bzip2
+	dev-libs/expat
+	dev-libs/glib:2
+	dev-libs/nspr
+	media-libs/flac
+	media-libs/fontconfig
+	media-libs/libjpeg-turbo
+	media-libs/libpng
+	net-misc/curl[ssl]
+	sys-apps/dbus
+	sys-apps/pciutils
+	sys-libs/zlib[minizip]
+	virtual/opengl
+	virtual/ttf-fonts
+	virtual/udev
+	x11-libs/cairo
+	x11-libs/gdk-pixbuf:2
+	x11-libs/gtk+:3[X]
+	x11-libs/libxkbcommon
+	x11-libs/pango
+"
+RDEPEND+="${BINTRON_DEPEND}"
+
+
+# The package will be already compiled,
+# also most likely the package will be pre-stripped too.
+QA_PREBUILT='*'
+QA_PRESTRIPPED='*'
+
+
+# @ECLASS-VARIABLE: BINTRON_HOME
+# @DESCRIPTION:
+# Path where the package contents will we installed.
+
+: ${BINTRON_HOME:="/usr/share/${PN}/"}
+
+
+# Adapted from chromium-2.eclass
+
+# @FUNCTION: bintron_remove_language_paks
+# @USAGE:
+# @DESCRIPTION:
+# Removes pak files from the current directory for languages that the user has
+# not selected via the L10N variable.
+# Also performs QA checks to ensure BINTRON_LANGS has been set correctly.
+
+function bintron_remove_language_paks() {
+	pushd ./locales >/dev/null || die
+
+	# Look for missing pak files.
+	local lang
+	for lang in ${BINTRON_LANGS}; do
+		if [[ ! -e ${lang}.pak ]]; then
+			eqawarn "L10N warning: no .pak file for ${lang} (${lang}.pak not found)"
+		fi
+	done
+
+	# Remove pak files that the user does not want.
+	local pak
+	for pak in *.pak; do
+		lang=${pak%.pak}
+		if [[ ${lang} == en-US ]]; then
+			continue
+		fi
+		if ! has ${lang} ${BINTRON_LANGS}; then
+			eqawarn "L10N warning: no ${lang} in LANGS"
+			continue
+		fi
+		if ! use l10n_${lang}; then
+			rm "${pak}" || die
+			rm -f "${pak}.info" || die
+		fi
+	done
+
+	popd >/dev/null || die
+}
+
+
+# @FUNCTION: bintron_src_prepare
+# @DESCRIPTION:
+# Default src_prepare.
+
+function bintron_src_prepare() {
+	xdg_src_prepare
+	bintron_remove_language_paks
+}
+
+
+# @FUNCTION: bintron_src_compile
+# @DESCRIPTION:
+# Default src_compile.
+
+function bintron_src_compile() {
+	true
+}
+
+
+# @FUNCTION: bintron_install_copy
+# @DESCRIPTION:
+# Install all the files in a given directory, or current directory.
+
+function bintron_install_copy() {
+	mkdir -p "${ED}/${BINTRON_HOME}" || die "Failed: mkdir"
+	cp -r ./"${1}"/* "${ED}/${BINTRON_HOME}" || die "Failed: copy $(pwd)"
+}
+
+
+# @FUNCTION: bintron_link_bin
+# @DESCRIPTION:
+# Link launchers in "bin" directory.
+
+function bintron_link_bin() {
+	if [[ -d "${ED}/${BINTRON_HOME}"/bin ]]; then
+		local bin
+		for bin in "${ED}/${BINTRON_HOME}"/bin/*; do
+			mkdir -p "${ED}/usr/bin/" || die "Failed: mkdir"
+			chmod +x "${bin}" || die "Failed: make ${bin} executable"
+
+			local binname
+			binname="$(basename "${bin}")"
+			ln -s "${BINTRON_HOME}/${binname}" "${ED}/usr/bin/${binname}" ||
+				die "Failed: link ${bin}"
+		done
+	fi
+}
+
+
+# @FUNCTION: bintron_src_install
+# @DESCRIPTION:
+# Default src_install.
+function bintron_src_install() {
+	bintron_install_copy .
+	bintron_link_bin
+}
+
+
+# @FUNCTION: bintron_pkg_postinst
+# @DESCRIPTION:
+# Default pkg_postinst.
+
+function bintron_pkg_postinst() {
+	xdg_pkg_postinst
+	optfeature "password storage" app-crypt/libsecret kde-frameworks/kwallet
+}