latex3
diff --git a/l3backend/CHANGELOG.md b/l3backend/CHANGELOG.md
@@ -6,6 +6,16 @@ this project uses date-based 'snapshot' version identifiers.
 
 ## [Unreleased]
 
+## [2019-09-05]
+
+### Added
+
+- Support for EPS and PDF files with `dvisvgm` backend
+
+### Fixed
+
+- Some primitive use in the `dvips` backend
+
 ## [2019-08-25]
 
 ### Fixed
@@ -25,6 +35,7 @@ this project uses date-based 'snapshot' version identifiers.
 - Include `l3backend` in file names
 - Moved backend code to internal for each 'parent' module
 
-[Unreleased]: https://github.com/latex3/latex3/compare/2019-08-25...HEAD
+[Unreleased]: https://github.com/latex3/latex3/compare/2019-09-05...HEAD
+[2019-09-05]: https://github.com/latex3/latex3/compare/2019-08-25...2019-09-05
 [2019-08-25]: https://github.com/latex3/latex3/compare/2019-07-01...2019-08-25
 [2019-07-01]: https://github.com/latex3/latex3/compare/2019-05-28...2019-07-01
diff --git a/l3backend/README.md b/l3backend/README.md
@@ -1,7 +1,7 @@
 LaTeX3 Backend Drivers
 ======================
 
-Release 2019-08-25
+Release 2019-09-05
 
 This package forms parts of `expl3`, and contains the code used to interface
 with backends (drivers) across the `expl3` codebase. The functions here are

diff --git a/l3backend/l3backend-basics.dtx b/l3backend/l3backend-basics.dtx
@@ -43,7 +43,7 @@
 %    }^^A
 % }
 %
-% \date{Released 2019-08-25}
+% \date{Released 2019-09-05}
 %
 % \maketitle
 %
@@ -62,7 +62,7 @@
 % Whilst there is a reasonable amount of code overlap between backends,
 % it is much clearer to have the blocks more-or-less separated than run
 % in together and DocStripped out in parts. As such, most of the following
-% is set up on a per-backed basis, though there is some common code (again
+% is set up on a per-backend basis, though there is some common code (again
 % given in blocks not interspersed with other material).
 %
 % All the file identifiers are up-front so that they come out in the right
@@ -72,23 +72,23 @@
 \ProvidesExplFile
 %<*dvipdfmx>
   {l3backend-dvipdfmx.def}{2019-04-06}{}
-  {L3 Experimental backend support: dvipdfmx}
+  {L3 backend support: dvipdfmx}
 %</dvipdfmx>
 %<*dvips>
   {l3backend-dvips.def}{2019-04-06}{}
-  {L3 Experimental backend support: dvips}
+  {L3 backend support: dvips}
 %</dvips>
 %<*dvisvgm>
   {l3backend-dvisvgm.def}{2019-04-06}{}
-  {L3 Experimental backend support: dvisvgm}
+  {L3 backend support: dvisvgm}
 %</dvisvgm>
 %<*pdfmode>
   {l3backend-pdfmode.def}{2019-04-06}{}
-  {L3 Experimental backend support: PDF mode}
+  {L3 backend support: PDF mode}
 %</pdfmode>
 %<*xdvipdfmx>
   {l3backend-xdvipdfmx.def}{2019-04-06}{}
-  {L3 Experimental backend support: xdvipdfmx}
+  {L3 backend support: xdvipdfmx}
 %</xdvipdfmx>
 %</package>
 %    \end{macrocode}
@@ -176,7 +176,7 @@
 %     \__kernel_backend_align_begin:,
 %     \__kernel_backend_align_end:
 %   }
-%   In \texttt{dvips} there is no build-in saving of the current
+%   In \texttt{dvips} there is no built-in saving of the current
 %   position, and so some additional PostScript is required to set up the
 %   transformation matrix and also to restore it afterwards. Notice the use
 %   of the stack to save the current position \enquote{up front} and to

diff --git a/l3backend/l3backend-box.dtx b/l3backend/l3backend-box.dtx
@@ -43,7 +43,7 @@
 %    }^^A
 % }
 %
-% \date{Released 2019-08-25}
+% \date{Released 2019-09-05}
 %
 % \maketitle
 %

diff --git a/l3backend/l3backend-color.dtx b/l3backend/l3backend-color.dtx
@@ -43,7 +43,7 @@
 %    }^^A
 % }
 %
-% \date{Released 2019-08-25}
+% \date{Released 2019-09-05}
 %
 % \maketitle
 %

diff --git a/l3backend/l3backend-draw.dtx b/l3backend/l3backend-draw.dtx
@@ -43,7 +43,7 @@
 %    }^^A
 % }
 %
-% \date{Released 2019-08-25}
+% \date{Released 2019-09-05}
 %
 % \maketitle
 %
@@ -393,7 +393,7 @@
 \cs_new_protected:Npn \@@_backend_color_fill:n #1
   { 
     \__kernel_backend_postscript:n
-      { SDict ~ begin ~ /color.fc ~ { #1 } ~ def ~ end }
+      { /color.fc ~ { #1 } ~ def }
   }
 \cs_generate_variant:Nn \@@_backend_color_fill:n { x }
 \cs_new_protected:Npn \@@_backend_color_stroke:n #1

diff --git a/l3backend/l3backend-graphics.dtx b/l3backend/l3backend-graphics.dtx
@@ -43,7 +43,7 @@
 %    }^^A
 % }
 %
-% \date{Released 2019-08-25}
+% \date{Released 2019-09-05}
 %
 % \maketitle
 %
@@ -557,22 +557,68 @@
 %<*dvisvgm>
 %    \end{macrocode}
 %
-% \begin{macro}{\@@_backend_getbb_png:n, \@@_backend_getbb_jpg:n}
-%   These can be included by extracting the bounding box data.
+% \begin{macro}{\@@_backend_getbb_eps:n}
+%   Simply use the generic function.
 %    \begin{macrocode}
 %<*initex>
 \use:n
 %</initex>
 %<*package>
 \AtBeginDocument
 %</package>
+  { \cs_new_eq:NN \@@_backend_getbb_eps:n \graphics_read_bb:n }
+%    \end{macrocode}
+% \end{macro}
+%
+% \begin{macro}{\@@_backend_getbb_png:n, \@@_backend_getbb_jpg:n}
+%   These can be included by extracting the bounding box data.
+%    \begin{macrocode}
+\cs_new_protected:Npn \@@_backend_getbb_jpg:n #1
+  {
+    \int_zero:N \l_graphics_page_int
+    \tl_clear:N \l_graphics_pagebox_tl
+    \graphics_extract_bb:n {#1}
+  }
+\cs_new_eq:NN \@@_backend_getbb_png:n \@@_backend_getbb_jpg:n
+%    \end{macrocode}
+% \end{macro}
+%
+% \begin{macro}{\@@_backend_getbb_pdf:n}
+%   Same as for \texttt{dvipdfmx}: use the generic function
+%    \begin{macrocode}
+\cs_new_protected:Npn \@@_backend_getbb_pdf:n #1
   {
-    \cs_new_eq:NN \@@_backend_getbb_png:n \graphics_extract_bb:n
-    \cs_new_eq:NN \@@_backend_getbb_jpg:n \graphics_extract_bb:n
+    \tl_clear:N \l_graphics_decodearray_tl
+    \bool_set_false:N \l_graphics_interpolate_bool
+    \graphics_extract_bb:n {#1}
   }
 %    \end{macrocode}
 % \end{macro}
 %
+% \begin{macro}{\@@_backend_include_eps:n, \@@_backend_include_pdf:n}
+% \begin{macro}{\@@_backend_include:nn}
+%   The special syntax is relatively clear here: remember we need PostScript
+%   sizes here. (This is the same as the \texttt{dvips} code.)
+%    \begin{macrocode}
+\cs_new_protected:Npn \@@_backend_include_eps:n #1
+  { @@_backend_include:nn { PSfile } {#1} } 
+\cs_new_protected:Npn \@@_backend_include_pdf:n #1
+  { @@_backend_include:nn { pdffile } {#1} } 
+\cs_new_protected:Npn \@@_backend_include:nn #1#2
+  {
+    \__kernel_backend_literal:x
+      {
+        #1 = #2 \c_space_tl
+        llx = \dim_to_decimal_in_bp:n \l_graphics_llx_dim \c_space_tl
+        lly = \dim_to_decimal_in_bp:n \l_graphics_lly_dim \c_space_tl
+        urx = \dim_to_decimal_in_bp:n \l_graphics_urx_dim \c_space_tl
+        ury = \dim_to_decimal_in_bp:n \l_graphics_ury_dim
+      }
+  }
+%    \end{macrocode}
+% \end{macro}
+% \end{macro}
+%
 % \begin{macro}{\@@_backend_include_png:n, \@@_backend_include_jpg:n}
 % \begin{macro}{\@@_backend_include_bitmap_quote:w}
 %   The backend here has built-in support for basic graphic inclusion (see

diff --git a/l3backend/l3backend-pdf.dtx b/l3backend/l3backend-pdf.dtx
@@ -43,7 +43,7 @@
 %    }^^A
 % }
 %
-% \date{Released 2019-08-25}
+% \date{Released 2019-09-05}
 %
 % \maketitle
 %
@@ -180,7 +180,7 @@
   }
 \cs_new_protected:Npn \@@_backend_object_write_stream:nnn #1#2#3
   {
-    \@@_postscript:n
+    \__kernel_backend_postscript:n
       {
         [nobreak]
         mark ~ #1 ~ ( #3 ) /PUT ~ pdfmark ~
@@ -809,14 +809,14 @@
 \cs_new_protected:Npn \@@_backend_annotation_aux:nnnn #1#2#3#4
   {
     \box_move_down:nn {#3}
-      { \hbox:n { \@@_postscript:n { pdf.save.ll } } }
+      { \hbox:n { \__kernel_backend_postscript:n { pdf.save.ll } } }
     \hbox:n {#4}
     \box_move_up:nn {#2}
       {
         \hbox:n
           {
             \tex_kern:D \dim_eval:n {#1} \scan_stop:
-            \@@_postscript:n { pdf.save.ur }
+            \__kernel_backend_postscript:n { pdf.save.ur }
           }
       }
     \int_gincr:N \g_@@_backend_object_int
@@ -948,7 +948,7 @@
 \cs_new_protected:Npn \@@_backend_link_begin_aux:nw #1
   {
     \bool_gset_true:N \g_@@_backend_link_bool
-    \@@_postscript:n
+    \__kernel_backend_postscript:n
       { /pdf.link.dict ( #1 ) def }
     \tl_gset:Nn \g_@@_backend_link_dict_tl {#1}
     \@@_backend_link_sf_save:
@@ -985,18 +985,18 @@
 %</package>
       }
     \box_move_down:nn { \box_dp:N \l_@@_backend_content_box }
-      { \hbox:n { \@@_postscript:n { pdf.save.linkll } } }
+      { \hbox:n { \__kernel_backend_postscript:n { pdf.save.linkll } } }
     \@@_breaklink_postscript:n { pdf.bordertracking.begin }
     \@@_breaklink_usebox:N \l_@@_backend_content_box
     \@@_breaklink_postscript:n { pdf.bordertracking.end }
     \box_move_up:nn { \box_ht:N \l_@@_backend_content_box }
       {
         \hbox:n
-          { \@@_postscript:n { pdf.save.linkur } }
+          { \__kernel_backend_postscript:n { pdf.save.linkur } }
       }
     \int_gincr:N \g_@@_backend_object_int
     \int_gset_eq:NN \g_@@_backend_link_int \g_@@_backend_object_int
-    \@@_postscript:x
+    \__kernel_backend_postscript:x
       {
         mark
         /_objdef { pdf.obj \int_use:N \g_@@_backend_link_int }
@@ -1010,7 +1010,7 @@
 \cs_new_protected:Npn \@@_backend_link_minima:
   {
     \hbox_set:Nn \l_@@_backend_model_box { Gg }
-    \@@_postscript:x
+    \__kernel_backend_postscript:x
       {
         /pdf.linkdp.pad ~
           \dim_to_decimal:n
@@ -1038,7 +1038,7 @@
   }
 \cs_new_protected:Npn \@@_backend_link_outerbox:n #1
   {
-    \@@_postscript:x
+    \__kernel_backend_postscript:x
       {
         /pdf.outerbox
           [
@@ -1103,20 +1103,20 @@
               {
                 \vbox_set:Nn \@cclv
                   {
-                    \@@_postscript:n
+                    \__kernel_backend_postscript:n
                       {
                         pdf.globaldict /pdf.brokenlink.rect ~ known
                           { pdf.bordertracking.continue }
                         if
                       }
                     \vbox_unpack_drop:N \@cclv
-                    \@@_postscript:n
+                    \__kernel_backend_postscript:n
                       { pdf.bordertracking.endpage }
                   }
               }
           }
         \tl_set:Nn \l_@@_breaklink_pdfmark_tl { pdf.pdfmark }
-        \cs_set_eq:NN \@@_breaklink_postscript:n \@@_postscript:n
+        \cs_set_eq:NN \@@_breaklink_postscript:n \__kernel_backend_postscript:n
         \cs_set_eq:NN \@@_breaklink_usebox:N \hbox_unpack:N
       }
   }
@@ -1137,7 +1137,7 @@
 %    \begin{macrocode}
 \cs_new_protected:Npn \@@_backend_link_margin:n #1
   {
-    \@@_postscript:x
+    \__kernel_backend_postscript:x
       {
         /pdf.linkmargin { \dim_to_decimal:n {#1} ~ pdf.pt.dvi } def
       }
@@ -1152,7 +1152,7 @@
 %    \begin{macrocode}
 \cs_new_protected:Npn \@@_backend_destination:nn #1#2
   {
-    \@@_postscript:n { pdf.dest.anchor }
+    \__kernel_backend_postscript:n { pdf.dest.anchor }
     \@@_backend_pdfmark:x
       {
         /View
@@ -1181,11 +1181,11 @@
       \hbox_set:Nn \l_@@_internal_box {#2}
       \box_move_down:nn
         { \box_dp:N \l_@@_internal_box }
-        { \hbox:n { \@@_postscript:n { pdf.save.ll } } }
+        { \hbox:n { \__kernel_backend_postscript:n { pdf.save.ll } } }
       \box_use:N \l_@@_internal_box
       \box_move_up:nn
         { \box_ht:N \l_@@_internal_box }
-        { \hbox:n { \@@_postscript:n { pdf.save.ur } } }
+        { \hbox:n { \__kernel_backend_postscript:n { pdf.save.ur } } }
       \@@_backend_pdfmark:n
         {
           /View
@@ -1838,7 +1838,7 @@
         width  ~ \dim_eval:n {#1} ~
         height ~ \dim_eval:n {#2} ~
         depth  ~ \dim_eval:n {#3} ~
-        << #4 >>
+        <</Type/Annot #4 >>
       }
   }
 %    \end{macrocode}

diff --git a/l3experimental/CHANGELOG.md b/l3experimental/CHANGELOG.md
@@ -7,6 +7,12 @@ this project uses date-based 'snapshot' version identifiers.
 
 ## [Unreleased]
 
+## [2019-09-19]
+
+### Changed
+
+- Various improvements to `l3cctab`
+
 ## [2019-08-25]
 
 ### Changed
@@ -112,7 +118,8 @@ this project uses date-based 'snapshot' version identifiers.
 - New `l3color` module using `xcolor`-like expression syntax
 - New `l3draw` module, based on `pgf` layer of the TikZ system
 
-[Unreleased]: https://github.com/latex3/latex3/compare/2019-08-25...HEAD
+[Unreleased]: https://github.com/latex3/latex3/compare/2019-09-19...HEAD
+[2019-09-19]: https://github.com/latex3/latex3/compare/2019-08-25...2019-09-19
 [2019-08-25]: https://github.com/latex3/latex3/compare/2019-07-01...2019-08-25
 [2019-07-01]: https://github.com/latex3/latex3/compare/2019-05-28...2019-07-01
 [2019-05-28]: https://github.com/latex3/latex3/compare/2019-05-03...2019-05-28

diff --git a/l3experimental/README.md b/l3experimental/README.md
@@ -1,7 +1,7 @@
 Experimental LaTeX3 Concepts
 ============================
 
-Release 2019-08-25
+Release 2019-09-19
 
 Overview
 --------