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The Power of Browser
   Customization
Leveraging Browser Add-ons to
  Retain and Grow Your Users
Gen Kanai

http://blog.mozilla.com/gen/
Mozilla’s mission is to
promote choice, innovation
and opportunity on the
Internet.
http://www.mozilla.org/about/mission.html
browser customizations
      “Add-ons”
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published in 1997
Key Bene ts
•   Extends functionality of a web service or
    website to the browser
•   Can provide continuous ‘real estate’ in the
    browser even when the user is not on the
    site in question
•   Costs only the time & effort to develop &
    distribute the addon
Which are customizable?

 •   Internet Explorer (only starting with IE 7)
 •   Firefox (since the Netscape era)
 •   Safari (no, unless you count hacks)
 •   Chrome (via Chrome Extensions)
 •   Opera (via Widgets)
Development difficulty
• Internet Explorer: C++
• Firefox: HTML, JavaScript, CSS, XUL
• Safari...
• Chrome: HTML, JavaScript, CSS
• Opera: HTML, JavaScript, CSS
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Firefox add-ons!
some numbers
Over 10,000 add-ons
~2 Billion downloads
~170 Mil. active users
22 new add-ons
created each day
35,000 Personas
600 new Personas/day
used worldwide
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1,957,682,872 add-ons downloaded
    134,379,037 add-ons in use



https://addons.mozilla.org
how do Addons help?

•   can help users use your service more often
•   can help surface additional functionality of
    your site or service
•   if designed properly, can help ‘retention’ by
    making it easier for the user to use your site
examples include...
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delicious

•   social bookmarking web service
•   founded by Joshua Schachter in 2003
•   acquired by Yahoo! in 2005
•   5.5 Mil. downloads
toolbar & sidebar
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Stumble Upon

•   website ranking & recommendation engine
•   founded in 2001
•   acquired by eBay in 2007
•   founders purchased company back in 2009
•   14 Mil. downloads from Addons.mozilla.org
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Examples from Asia?
NTT Goo (jp)
(unrelated to the company in Mountain View)
Midori no Goo
(a.k.a. ‘Goo Green Label’)
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Goo Green Label


•   9.45 Mil. yen donated to 11 non-pro ts in
    2009
Pencil Project (vi)
Pencil Project
•   sketching & prototyping application built
    as an Addon to Firefox
•   Exports to HTML, PNG, OpenOffice.org
•   One of the most sophisticated Add-ons
    ever developed for Firefox
•   Shows the extent of what is possible with
    Add-ons on Firefox wrt user interfaces and
    functionality
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Key points

•   Browser addons can: (if designed well)
    •   Raise usage of your web site/service
•   Browser Addons cannot:
    •   (by de nition) bring new users to your site
Also markets matter...
Game:
guess the Internet market (country)
   from browser market share
You win: Firefox t-shirt
This Asian market of 40
 Mil. Internet users is
98% Internet Explorer...
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This S.E. Asian market
 of ~25 Mil. Internet
 Users is 50% Firefox
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This S. E. Asian market of
30+ Mil. Internet Users is
      ~70% Firefox
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Key points

•   browser share matters
•   know your market
•   focus resources on your key
    segments
So how do I start?
https://addons.mozilla.org/en-US/developers
Coming later this year...
 Add-ons Marketplace
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What is coming in
Firefox 4 for Add-ons?
make the add-ons
 manager better
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clear a path to Jetpack
•   New platform for Addons in Firefox 4
    •   Existing Addons platform to continue
•   Goal: No restart required
•   Goal: greater security & reliability
•   HTML, CSS, JS only
•   SDK provided
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take mobile
 to the max
Nokia N900 & Add-ons
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Is that it? What else?
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https://services.mozilla.com
Firefox for Android

• Available later in
  2010!

• Supports addons!
• Nightly builds (for
  testing) available
  now
Firefox Home for iPhone
  (data from Firefox Sync Add-on)
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http://fffff.at/shaved-bieber/
thank you
Mozilla AMO Team: Nick, Justin, Julie, Jorge & the
         Mozilla community worldwide
            gen@mozilla.com

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