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THIS DOCUMENT IS BEING REWORKED. Product planning for Firefox 2 will take place as part of the Bon Echo Planning Center. Please do not edit this document. We are in the process of pulling forward specific sections, tracking bugs, etc. into the appropriate sections of the revised web site. Thanks.

If you are reviewing the feature set and requirements, please refer to the Requirements section of the Bon Echo Planning Center.

Feature Set

Bon Echo will retain all of the existing Firefox features, with improvements that:

These feature requirements are described in more detail below.

Release Roadmap

Bon Echo will meet the requirements of the Firefox Release Roadmap as a front-end feature release based upon the 1.8 branch of Gecko, that will preserve API capability with Firefox 1.5.


Release Date Description
Alpha 1 March 2006 Developer Preview ("Dogfood")
  • includes new infrastructure pieces for stress testing and API feedback
  • intended for developers only, no guarantees about stability or dataloss
Alpha 2 May 2006 Feature Complete
  • all backend API/hooks are complete and being used by UI
  • UI design for features is complete
  • all new features are at least functional to the point of placeholder UI
  • intended for product testers and high-risk early adopters
cut MOZILLA_1_8_1_BRANCH, if desired (this kills MOZILLA_1_8_BRANCH)
Beta 1 June 2006 Feature Frozen
  • all feature work is complete, including UI
  • all strings are complete and available for l10n to start
  • intended for beta users
Beta 2 July 2006 Product Frozen
  • based on feedback from Beta 1
  • all feature work is complete, including UI
  • all strings are frozen
  • intended for beta users
RC 1 August 2006 Release Candidate
  • based on bugfixes from Beta 2
  • should represent final product
  • intended for wide audience of early adopters
RC 2 August 2006 Release Candidate (if needed)
  • based on bugfixes from RC 1
  • should represent final product
  • intended for wide audience of early adopters
FX 2 August 2006 Final Release
  • based on bugfixes from RC 2


# Priority Description
P1 Mandatory Product will not ship without these.
P2 Highly Desirable A key feature that will make the product more complete, has great benefits to the end-user and major strategic impact.
P3 Nice to Have Lowest priority feature that may be incorporated, dropping first in favour of delivering P2 items.
P4 Future Intended for future release, included as they may influence design decisions and should be associated with the roadmap.
P5 Deleted Requirements that have been deleted from the product roadmap.

Product Requirements

Ownership & Change Management

Discussion about product management for Bon Echo will take place in the Bon Echo steering committee (which is an open subscription mailing list).

The Bon Echo PRD is maintained by the Product Management Team, including Ben Goodger, Christopher Beard, Mike Beltzner, and Mike Connor who work together with the Bon Echo steering committee and product team to deliver the overall product, defining content, prioritizing features and co-ordinating product delivery within the context of the Mozilla project.

Any proposed changes to these feature level requirements should be written up and submitted to the Bon Echo steering committee for discussion, and the Product Management team will make the appropriate changes to this document.

To nominate a bug that is not directly related to any of the requirements listed below as one that should be fixed as part of the Bon Echo project, mark it as blocking-firefox2? or blocking1.8.1? depending on the module.

Release Criteria

Requirements for release of Bon Echo are:

  • all P1 product requirements are complete
  • no functional regressions from Firefox 1.5
  • no performance regressions from Firefox 1.5
  • full QA testing has been completed on the release candidate code
  • all bugs marked blocking-firefox2+/? or blocking1.8.1+/? have been resolved
  • size of Windows compressed binary is less than or equal to 4.9MB
  • l10n builds are available for Tier 1 languages
  • Sec 508 Compliance form has been completed

Cross-Feature Requirements

  • all new code must be documented on Mozilla Developer Central
  • all user interface code must meet the Mozilla Accessibility Guidelines
  • new or modified strings must be brought to the attention of localization team
  • new or modified user interface behaviour must be brought to the attention of the documentation team
  • all bugs must be marked with their target milestone and assigned prioritization
  • any bug that blocks completion of a P1 product requirement should be marked either blocking-firefox2+ or blocking1.8.1+
  • any bug that significantly affects quality, stability or performance should be marked either blocking-firefox2? or blocking1.8.1?

Visual Refresh

Feature Manager: beltzner

Bon Echo will update its appearance to look and feel like a modern native application on all platforms. Incremental polish and refinement to the user interface will focus on improving the usability and accessibility of primary product features.

Chrome Polishing
p m assigned to item bug
1 a2 beltzner review and simplify existing top level chrome
3 b1 beltzner consistent terminology and layout in dialogs
3 b1 beltzner eliminate unneccessary dialogs & UI pieces
Theme Polishing
p m implementation owner item bug
1 a2 sgarrity new icons for new features
1 b1 sgarrity new icons for all themes
1 a2 vlad ensure that NSITheme supports Windows Vista API
1 b1 sgarrity polish winstripe based on Windows Vista
2 b1 sgarrity polish pinstripe based on OS X 10.4
3 b1 sgarrity polish gnomestripe based on Gnome

Bookmarks and History

Bon Echo will modernize its data model to extend capabilities around synchronizing, storing and retrieving bookmark and history data and meta data. The existing bookmarks UI will be preserved, but augmented to facilitate ease of management, searching, and indexing of web browsing history and sites of interest.

p m implementation owner item bug
1 a1 ben implement new data storage layer using SQLlite with no impact to performance (startup, page load, new window times)
1 a2 ben parity with Firefox 1.x bookmark access points in toolbars and menus
1 a2 ben parity with existing management methods using drag and drop, clipboard, property editing, etc.
1 b1 ben easy way to add bookmarks through main browser UI
2 a1 ben import existing bookmarks and history from Mozilla profiles
2 a2 ben fast & easy search through bookmarks and history in main browser UI
2 a2 ben export bookmarks to standard format that can be imported by IE, Opera, Fx1.x
2 a2 ben developer API to access bookmarks and allow services to act as bookmark sources
3 a2 ben advanced management and search capabilities for history and bookmarks
3 b1 ben live bookmarks aggregation through "subscriptions" folder
3 a2 ben optional ability to annotate bookmarks and history with tags, notes, arbitrary metadata

User Experience

Bon Echo will improve on the web browsing experience with enhancements to tabs, and the ability to restart the browser without losing state. It will also address many frequently raised usability issues to streamline the overall user experience.

Tabbed Browsing
p m implementation owner item bug
1 a1 mconnor fix HTML target="" bugs for tabbed browsing
1 a1 mconnor UI for handling tab overflow
1 b1 mconnor default destination for new window links is new tabs
1 a1 mconnor improve discoverability and usability of close tab button
1 a1 mconnor implement heuristic for tab close selection behaviour to match user expectations
2 a2 mconnor UI for re-opening accidentally closed tabs
2 a2 mconnor UI for managing multiple tabs (preview, switching, etc)
2 b1 beltzner usabilty study on close tab buttons
4 b1 mconnor visual animation enhancements for tab re-ordering, preview, etc
4 b1 mconnor ability to tear off tabs
Session Restore
p m implementation owner item bug
1 a2 dietrich restore session after an application forced restart
2 a2 dietrich restore session after a crash
3 a2 dietrich option to allow advanced users to always restore session after normal shutdown
Spell Check
p m implementation owner item bug
1 a2 cbeard license requirements for english dictionary
1 b1 cbeard license requirements for l10n dictionaries
2 a2 brettw spell-as-you-type functionality for text fields


Bon Echo will make it easier for users to discover, preview and interact with web feeds. It will allow users to selectively view feeds with either Live Bookmarks, web applications, Extensions or standalone applications.

Feed Handling and Parsing
p m implementation owner item bug
2 a1 ben new RSS/Atom feed parser based on ...
2 a2 ben content sniffing to detect when content served as XML or text is actually a feed
2 a2 ben consistent user experience for previewing, handling & subscribing to feeds when user clicks on links or chrome that lead to feeds (ie: via feed://, link-rel or content sniffing)
2 a2 ben ability to subscribe to feeds using client app or web service
3 b1 ben developer APIs to access to feed content in format-agnostic fashion and feed parser
3 b1 ben content-area preview of XML-RSS/XML-Atom content
User Interface Requirements
p m implementation owner item bug
2 a2 ben low-bar pretty-printing for RSS/Atom that displays content (images, sound files, movie files, text) in a human-readable format
3 a2 ben chrome priveledged controls for adding/handling feed subscriptions to bookmarks


Bon Echo will make it easier for users to add, remove, and configure Extensions. It will also provide a mechanism to protect users from potentially malicious or dangerous third-party Extensions.

User Interface Requirements
p m implementation owner item bug
2 a2 rstrong new add-ons manager that consolidates and simplifies managament (adding, removing, updating, disabling) themes and extensions bug 329045
2 a2 rstrong improve visibility of notification when extension updates are available bug 307358
2 a2 rstrong automatic extension updates
2 a2 rstrong more undestandable extension installation and update dialogs bug 308916
3 a2 rstrong add path into extension options from browser options
5 a2 rstrong password lockdown for extension installation
Extension Blocklisting
p m implementation owner item bug
1 a1 rstrong capability to enable, disable, and block installation of extensions based on a blocklist bug 318338
1 a1 rstrong new UI to indicate when an extension has been disabled & why bug 329045
1 a1 justin server-side resources for hosting the blocklist bug 290759
1 b1 cbeard policy and criteria for disabling and re-enabling extensions
Locale Packs
p m implementation owner item bug
2 a2 rstrong support for extensions that provide l10n to applications or extensions bug 285848
2 a2 rstrong UI indication for extensions that have locale packs associated with them bug 329045


Bon Echo will modernize the search plugin specification to provide enhanced compatibility and extensibility. It will also make it easier for users to manage their search plugins.

User Interface Requirements
p m implementation owner item bug
1 a2 gavin UI for adding and removing search plugins bug 232272
2 a2 gavin tool for restoring default search plugins
2 a2 gavin shadow text in search bar ("Search with Google") bug 258672
2 a2 gavin resizable search box bug 205011
2 a2 gavin support for multiple search boxes
p m implementation owner item bug
2 a1 gavin new XML based data model for search plugins bug 317107
2 a1 gavin import for Open Search format bug 317107
2 a1 gavin import for Sherlock format bug 317107
2 a2 gavin API for type-ahead find search results
2 a2 gavin API for adding search engines, including JS methods
2 a2 gavin discovery of searchplugins using the <link rel> tag
3 a2 gavin auto-discovery of search plugins

Distribution Support

Bon Echo will include new and enhanced capabilities that will facilitate customization, installation and life cycle support for multiple distribution channels.

p m implementation owner item bug
2 a2 rstrong move to NSIS installer bug 326580
3 a2 rstrong have installer only fetch app-extensions for advanced options when selected during install
p m implementation owner item bug
1 a2 cbeard must display EULA on install or on first run when install was silent or when browser was pre-loaded
Distribution Channel Support
p m implementation owner item bug
1 a2 rstrong mechanism for building co-branded builds for partner distributions
1 a2 schrep enhancements to software update infrastructre to support N distributions
2 a2 cbeard ability to select & install phishing protection extensions during installation
2 a2 cbeard ability to select & install phishing protection extensions on first run
2 a2 cbeard ability to bundle phishing protection extensions

Infrastructure & Performance

Bon Echo will be optimized and tuned for general web browsing use cases.

p m implementation owner item bug
2 b1 graydon? no regressions in web compatibility
2 b1 graydon? improve memory usage by 10%
2 b1 graydon? no regressions in browsing speed / page load times
Gecko 1.9 Platform Uplift
p m implementation owner item bug
1 b1 shaver all security patches from gecko 1.9
2 b1 shaver small, safe, but important gecko 1.9 patches
p m implementation owner item bug
2 a2 bryner data model for user interface instrumentation
2 a2 bryner API and hooks to instrument user interface
2 a2 bryner UI to enable/disable instrumentation
2 a2 justin server-side infrastructure to collect data from instrumented builds


Bon Echo will act as a trusted friend, facilitating as safe and secure browsing experience as possible.

Phishing Protection
p m implementation owner item bug
1 a2 TBD basic in-browser phishing protection
1 a2 TBD bundling or installation wizard to integrate enhanced phising protection
1 a2 TBD API for phishing protection extensions to use
p m implementation owner item bug
1 a1 beltzner disable by default SSL2 and weak ciphersuites
3 a2 beltzner improve UI for SSL/security information
3 a2 beltzner APIs for 3rd party extensions to provide enhanced security mechanisms


End-User Documentation
p m implementation owner item bug
3 a2 justin move existing help system to a web-accessible location
3 a2 mconnor reduce in-product help content to minimum amount required
3 a2 mconnor replace existing help UI with rich UI that brings user to online help
4 -- mconnor enhance online help system to be community edited, collect metrics and feedback from users