diff --git a/metadata/md5-cache/acct-group/flatpak-0 b/metadata/md5-cache/acct-group/flatpak-0
new file mode 100644
index 0000000000..7ab4818094
--- /dev/null
+++ b/metadata/md5-cache/acct-group/flatpak-0
@@ -0,0 +1,7 @@
+DEFINED_PHASES=preinst pretend
+DESCRIPTION=System group: flatpak
+EAPI=7
+KEYWORDS=~amd64 ~x86
+SLOT=0
+_eclasses_=acct-group	b2fc98881af84e4c35840090037852e1	user	7b7fc6ec5eb1c1eee55b0609f01e7362	user-info	a2abd4e2f4c3b9b06d64bf1329359a02
+_md5_=d5c296339840d06c120fc5993b68fb4c
diff --git a/metadata/md5-cache/acct-user/flatpak-0 b/metadata/md5-cache/acct-user/flatpak-0
new file mode 100644
index 0000000000..6a2f0d8b82
--- /dev/null
+++ b/metadata/md5-cache/acct-user/flatpak-0
@@ -0,0 +1,8 @@
+DEFINED_PHASES=install postinst preinst prerm pretend
+DESCRIPTION=System user: flatpak
+EAPI=7
+KEYWORDS=~amd64 ~x86
+RDEPEND=acct-group/flatpak
+SLOT=0
+_eclasses_=acct-user	4c04090a102bda57f50a5e6e4f8bd973	user	7b7fc6ec5eb1c1eee55b0609f01e7362	user-info	a2abd4e2f4c3b9b06d64bf1329359a02
+_md5_=723cabba1ed8b5e3612971c58a9a0abb
diff --git a/metadata/md5-cache/sys-apps/flatpak-1.6.3 b/metadata/md5-cache/sys-apps/flatpak-1.6.3
new file mode 100644
index 0000000000..5ff4e0b8e4
--- /dev/null
+++ b/metadata/md5-cache/sys-apps/flatpak-1.6.3
@@ -0,0 +1,15 @@
+BDEPEND=>=sys-devel/automake-1.13.4 sys-devel/bison virtual/pkgconfig >=app-portage/elt-patches-20170815 || ( >=sys-devel/automake-1.16.1:1.16 >=sys-devel/automake-1.15.1:1.15 ) >=sys-devel/autoconf-2.69 >=sys-devel/libtool-2.4
+DEFINED_PHASES=configure setup
+DEPEND=acct-group/flatpak acct-user/flatpak >=dev-util/ostree-2019.5[gpg(+)] || ( dev-util/ostree[curl] dev-util/ostree[soup] ) >=net-libs/libsoup-2.4 >=gnome-base/dconf-0.26 >=dev-libs/appstream-glib-0.5.10 x11-libs/gdk-pixbuf:2 >=dev-libs/glib-2.56:2 >=dev-libs/libxml2-2.4 sys-apps/dbus dev-libs/json-glib x11-apps/xauth >=app-arch/libarchive-2.8 >=app-crypt/gpgme-1.1.8 >=sys-fs/fuse-2.9.9:0 policykit? ( >=sys-auth/polkit-0.98 ) seccomp? ( sys-libs/libseccomp ) >=sys-devel/gettext-0.18.2 dev-util/gdbus-codegen introspection? ( >=dev-libs/gobject-introspection-1.40 ) doc? ( >=dev-util/gtk-doc-1.20 dev-libs/libxslt )
+DESCRIPTION=Application distribution framework
+EAPI=7
+HOMEPAGE=http://flatpak.org/
+IUSE=doc gnome gtk introspection policykit seccomp kernel_linux
+KEYWORDS=~amd64
+LICENSE=LGPL-2.1
+PDEPEND=gtk? ( >=sys-apps/xdg-desktop-portal-0.10 sys-apps/xdg-desktop-portal-gtk ) gnome? ( >=sys-apps/xdg-desktop-portal-0.10 sys-apps/xdg-desktop-portal-gtk )
+RDEPEND=acct-group/flatpak acct-user/flatpak >=dev-util/ostree-2019.5[gpg(+)] || ( dev-util/ostree[curl] dev-util/ostree[soup] ) >=net-libs/libsoup-2.4 >=gnome-base/dconf-0.26 >=dev-libs/appstream-glib-0.5.10 x11-libs/gdk-pixbuf:2 >=dev-libs/glib-2.56:2 >=dev-libs/libxml2-2.4 sys-apps/dbus dev-libs/json-glib x11-apps/xauth >=app-arch/libarchive-2.8 >=app-crypt/gpgme-1.1.8 >=sys-fs/fuse-2.9.9:0 policykit? ( >=sys-auth/polkit-0.98 ) seccomp? ( sys-libs/libseccomp )
+SLOT=0
+SRC_URI=https://github.com/flatpak/flatpak/releases/download/1.6.3/flatpak-1.6.3.tar.xz
+_eclasses_=autotools	7d999b62b8749fad43fff00620cedf47	libtool	f143db5a74ccd9ca28c1234deffede96	linux-info	ed97304af323c7b2f6934f229982cb7d	multilib	318e8ae683e57fd3ccd0d31a769d8ee8	toolchain-funcs	512eb3367f507ebaa1d1d43ab7d66e6c
+_md5_=4562003c2e736a818c9651822d4eb4a7
diff --git a/metadata/md5-cache/sys-apps/xdg-desktop-portal-gtk-1.6.0 b/metadata/md5-cache/sys-apps/xdg-desktop-portal-gtk-1.6.0
new file mode 100644
index 0000000000..3f4aae438a
--- /dev/null
+++ b/metadata/md5-cache/sys-apps/xdg-desktop-portal-gtk-1.6.0
@@ -0,0 +1,14 @@
+BDEPEND=virtual/pkgconfig virtual/pkgconfig
+DEFINED_PHASES=configure
+DEPEND=gnome-base/gnome-desktop:3 media-libs/fontconfig >=dev-libs/glib-2.44:2[dbus] >=x11-libs/gtk+-3.21.5:3[wayland=,X=] >=sys-apps/xdg-desktop-portal-1.6.0-r1 >=sys-devel/gettext-0.18.3
+DESCRIPTION=GTK/GNOME backend for xdg-desktop-portal
+EAPI=7
+HOMEPAGE=https://github.com/flatpak/xdg-desktop-portal-gtk
+IUSE=wayland X
+KEYWORDS=~amd64
+LICENSE=LGPL-2.1
+RDEPEND=gnome-base/gnome-desktop:3 media-libs/fontconfig >=dev-libs/glib-2.44:2[dbus] >=x11-libs/gtk+-3.21.5:3[wayland=,X=] >=sys-apps/xdg-desktop-portal-1.6.0-r1
+SLOT=0
+SRC_URI=https://github.com/flatpak/xdg-desktop-portal-gtk/releases/download/1.6.0/xdg-desktop-portal-gtk-1.6.0.tar.xz
+_eclasses_=multilib	318e8ae683e57fd3ccd0d31a769d8ee8	systemd	71fd8d2065d102753fb9e4d20eaf3e9f	toolchain-funcs	512eb3367f507ebaa1d1d43ab7d66e6c
+_md5_=877e2790710597cb112935b5e9c83538
diff --git a/metadata/pkg_desc_index b/metadata/pkg_desc_index
index 1b9259636a..4faf76a1d8 100644
--- a/metadata/pkg_desc_index
+++ b/metadata/pkg_desc_index
@@ -1,10 +1,12 @@
 acct-group/_bgpd 0: System group: _bgpd
 acct-group/_rpki-client 0: System group: _rpki-client
 acct-group/biboumi 0: System group: biboumi
+acct-group/flatpak 0: System group: flatpak
 acct-group/fort 0: System group: fort
 acct-user/_bgpd 0: User for OpenBGPD
 acct-user/_rpki-client 0: User for rpki-client
 acct-user/biboumi 0: User for net-im/biboumi
+acct-user/flatpak 0: System user: flatpak
 acct-user/fort 0: User for FORT RPKI validator
 acct-user/sndiod 0: daemon user for sndio
 acct-user/trezord 0: User for TREZOR Bridge
@@ -249,8 +251,10 @@ sci-libs/meschach 1.2b: Meschach is a C-language library of routines for perform
 sci-libs/saclib 2.2.7-r1 2.2.7-r2: Reference implementations of algorithms and forms the basis of QEPCAD
 sci-libs/slicot 5.0_p20101122: Subroutine Library in Systems and Control Theory
 sys-apps/0xFFFF 0.8: The 0pen Free Fiasco Firmware Flasher
+sys-apps/flatpak 1.6.3: Application distribution framework
 sys-apps/hex 0.1.3: Futuristic take on hexdump
 sys-apps/procs 0.10.1: A modern replacement for ps
+sys-apps/xdg-desktop-portal-gtk 1.6.0: GTK/GNOME backend for xdg-desktop-portal
 sys-auth/AusweisApp2 1.20.0 9999: Official authentication app for German ID cards and residence permits
 sys-auth/mrsh 2.12: Mrsh is a set of remote shell programs that use munge authentication.
 sys-cluster/AXL 0.3.0: AXL provides a common C interface to transfer files in an HPC storage hierarchy.
diff --git a/metadata/timestamp.chk b/metadata/timestamp.chk
index 807dd569ad..c85639d0d7 100644
--- a/metadata/timestamp.chk
+++ b/metadata/timestamp.chk
@@ -1 +1 @@
-Thu, 07 May 2020 11:36:57 +0000
+Thu, 07 May 2020 15:37:00 +0000