diff --git a/LICENSE b/LICENSE
--- a/LICENSE
+++ b/LICENSE
@@ -1,6 +1,7 @@
-Copyright (c) 2011-2014, diagrams team (see LICENSE files in
-dual-tree, monoid-extras, diagrams-core, diagrams-lib, diagrams-svg,
-diagrams-postscript, diagrams-cairo, diagrams-gtk, diagrams-rasterific, 
+Copyright (c) 2011-2015, diagrams team (see LICENSE files in
+dual-tree, monoid-extras, diagrams-solve, active, statestack,
+diagrams-core, diagrams-lib, diagrams-svg, diagrams-postscript,
+diagrams-cairo, diagrams-gtk, diagrams-rasterific,
 and diagrams-contrib packages)
 
 All rights reserved.
diff --git a/README.markdown b/README.markdown
--- a/README.markdown
+++ b/README.markdown
@@ -17,7 +17,7 @@
 [diagrams-svg]: http://github.com/diagrams/diagrams-svg
 [diagrams-contrib]: http://github.com/diagrams/diagrams-contrib
 
-The package also comes with flags to enable four different backends.
+The package also comes with flags to enable six different backends.
 The [native SVG backend](http://github.com/diagrams/diagrams-svg) is
 enabled by the `-fsvg` flag and is enabled by default.  If you don't
 want it, you must explicitly disable it with `-f-svg`.
@@ -32,6 +32,12 @@
 is based on the cairo backend (but split into a separate package to
 make installing the cairo backend easier).  It can be selected with
 the `fgtk` flag.
+
+The [native rasterific backend](http://github.com/diagrams/diagrams-rasterific) which is
+disabled by default but can be selected with the `-frasterific` flag.
+
+The [native canvas backend](http://github.com/diagrams/diagrams-canvas) which is
+disabled by default but can be selected with the `-fcanvas` flag.
 
 # Installation
 
diff --git a/diagrams.cabal b/diagrams.cabal
--- a/diagrams.cabal
+++ b/diagrams.cabal
@@ -1,5 +1,5 @@
 Name:                diagrams
-Version:             1.2
+Version:             1.3
 Synopsis:            Embedded domain-specific language for declarative vector graphics
 Description:         Diagrams is a full-featured framework and embedded domain-specific langauge for creating
                      declarative vector graphics and animations.
@@ -10,7 +10,7 @@
                      installed with a single @cabal install diagrams@
                      command.
                      .
-                     The package also comes with flags to enable four
+                     The package also comes with flags to enable six
                      different backends.
                      A Haskell-native SVG
                      backend (the @diagrams-svg@ package)
@@ -38,16 +38,21 @@
                      GTK windows. You can enable it with the @-fgtk@ flag.
                      .
                      The Haskell-native postscript
-                     backend (the @diagrams-postscript@ package) which
-                     can be selected with the @-fps@ flag.  The only
+                     backend (the @diagrams-postscript@ package)
+                     can be selected with the @-fpostscript@ flag.  The only
                      feature it does not support is transparency.
                      .
-                     Finally there is a Rasterific backend which is
+                     There is a Rasterific backend which is
                      also Haskell-native (the @diagrams-rasterific@
                      package) which can be selected with the @-frasterific@
                      flag. This is a fully featured backend with the ability
                      to produce PNG, JPG, TIFF, BMP and animated GIF output.
                      .
+                     Finally there is a Canvas backend, also haskell native,
+                     which can be selected with the @-fcanvas@ flag. This
+                     backend allows users to write interactive images onto
+                     their web browsers.
+                     .
                      For more information, including a gallery of
                      examples, tutorial, and user manual, see the
                      diagrams website:
@@ -64,7 +69,7 @@
 Category:            Graphics
 Build-type:          Simple
 Cabal-version:       >=1.10
-tested-with:         GHC == 7.4.2, GHC == 7.6.3, GHC == 7.8.1
+tested-with:         GHC == 7.6.3, GHC == 7.8.4, GHC == 7.10.1
 Extra-source-files:  README.markdown
 
 Source-repository head
@@ -91,29 +96,42 @@
   Default: False
   Manual: True
 
+Flag postscript
+  Description: Enable the Haskell-native PostScript backend
+  Default: False
+  Manual: True
+
 Flag rasterific
   Description: Enable the Haskell-native Rasterific backend
   Default: False
   Manual: True
 
+Flag canvas
+  Description: Enable the Haskell-native Canvas backend
+  Default: False
+  Manual: True
+
 Library
-  Build-depends:     diagrams-core >= 1.2 && < 1.3,
-                     diagrams-lib >= 1.2 && < 1.3,
-                     diagrams-contrib >= 1.0 && < 1.2
+  Build-depends:     diagrams-core >= 1.3 && < 1.4,
+                     diagrams-lib >= 1.3 && < 1.4,
+                     diagrams-contrib >= 1.3 && < 1.4
 
   if flag(cairo)
-    Build-depends:   diagrams-cairo >= 1.2 && < 1.3
+    Build-depends:   diagrams-cairo >= 1.3 && < 1.4
 
   if flag(gtk)
-    Build-depends:   diagrams-gtk >= 1.0.1 && < 1.1
+    Build-depends:   diagrams-gtk >= 1.3 && < 1.4
 
   if flag(svg)
-    Build-depends:   diagrams-svg >= 1.0.1.4 && < 1.2
+    Build-depends:   diagrams-svg >= 1.3 && < 1.4
 
-  if flag(ps)
-    Build-depends:   diagrams-postscript >= 1.0.2 && < 1.2
+  if flag(ps) || flag(postscript)
+    Build-depends:   diagrams-postscript >= 1.3 && < 1.4
 
   if flag(rasterific)
-    Build-depends:   diagrams-rasterific >= 0.1 && < 0.2
+    Build-depends:   diagrams-rasterific >= 1.3 && < 1.4
+
+  if flag(canvas)
+    Build-depends:   diagrams-canvas >= 1.3 && < 1.4
 
   Default-language:  Haskell2010