Firefox/Roadmap

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          2009 .........................................2010........................................................................
                 08      09     10     11     12     01     02     03     04     05     06     07     08     09     10     11     12
mozilla-central -------------------------------------------------------------------------------------------------------------------->
                  |                                   |                                  |
mozilla-1.9.1   --{-----------------]                 |                                  |
                  |                                   |                                  |
mozilla-1.9.2     '-----------------------------------{-------------]                    |
                                                      |                                  |
mozilla-1.9.3                                         '----------------------------------{------------------------------------------>
                                                                                         |
mozilla-1.9.4                                                                            '------------------------------------------>

                                 \...../                         \...../                                              \...../
                               Firefox 3.6                     Firefox 3.7                                           Firefox 4
                              (minor update)                  (minor update)

Firefox 3.6 / Fennec 1.0

mozilla-1.9.2 branch

Q3/Q4 2009

Support delivery of mobile device and Windows CE device Firefox releases as well stabilize and update Firefox quickly to improve application responsiveness.

• platform enhancements
  • interruptible reflow
  • phase one of compositor
  • Windows 7 integration
• end user feature enhancements
  • lightweight themes (Personas)
  • awesomeformcomplete
• speed and responsiveness improvements
  • asynchronous location bar
  • tracemonkey engine improvements
  • improved scrolling model on Windows
  • tilecache on Maemo and Windows Mobile
  • optimized session restore to show focused tab contents quickly
  • startup optimizations

Firefox 3.7 / Fennec 1.1

mozilla-1.9.3 branch

Q1/Q2 2010

Run plugins in a separate process to improve overall application stability and responsiveness. Improve startup time

• platform enhancements
  • out of process plugins
  • phase two of compositor
  • support for animation in XUL
• end user feature enhancements
  • bookmark synchronization
  • run websites as an application
  • task oriented browsing
• speed and responsiveness improvements
  • tracemonkey engine improvements
  • pageload optimizations

Firefox 4 / Fennec 2

mozilla-1.9.4 branch

Q3/Q4 2010

Process separation for chrome and content, new extensibility mechanism through APIs, revised UI on all platforms

• platform enhancements
  • content and chrome in separate process
  • binary component versioning
  • new extensibility platform (JetPack)
• end user feature enhancements
  • browser sync (Weave)
  • new UI on all platforms
• speed and responsiveness improvements
  • tracemonkey engine improvements