HEATKEYS

YouTube is a place to discover, watch, upload and share videos.

Yahoo! Groups offers free mailing lists, photo & file sharing, group calendars and more. Discuss hot topics, share interests, join online communities.

Dictionary.com - the largest and most trusted free online dictionary. Instantly look up accurate and extensive definitions and word meanings, and hear audio pronunciations.

Open Source, Linux News & Software

The largest and most trusted free online thesaurus. Quickly find accurate and up-to-date synonyms, antonyms, and related words at Thesaurus.com. Synonym dictionary, antonym dictionary, words synonyms.

Find what you want in a library near you with WorldCat, a global catalog of library collections.

Use our WHOIS search and related tools to discover Domain Ownership and IP Address Management. Find Available Domains & Domains For Sale. Website Information includes Rank, Traffic, SEO, Thumbnails, and more.

Flickr is almost certainly the best online photo management and sharing application in the world. Show off your favorite photos and videos to the world, securely and privately show content to your friends and family, or blog the photos and videos you...

Facebook 是一個聯繫朋友、工作伙伴、同學或其它社交圈之間的社交工具。你可以利用 Facebook 與朋友保持密切聯絡，無限量地上傳相片，分享轉貼連結及影片，還可以幫助你增進你對朋友的了解。

Social Bookmarking with a focus on IDNs, share and discover the world of IDNs with a directory of URLs/IRIs