Localization
Firefox is the popular open source web browser from Mozilla
Free/cheap Internet telephony and handy IM tool.
Web based photo sharing service
Upload up to 100MB videos and embed them in your sites. Now with dedicated channels for nonprofits.
Wikipedia is a global and multilingual Web-based cooperative free-content encyclopedia.
Gmail is a web-based email with very user-friendly interface and huge storage capacity
A free web-based calendar.
Google is the quintessential search engine.
Twitter is a global community of friends and strangers answering one simple question: What are you doing? Answer on your phone, IM, or on the web.
Google Analytics tells you everything you want to know about how your visitors found you and how they interact with your site. website
Maps and directions anywhere in the world.