Social Actions Search - Firefox Addon Social Actions Search - Firefox Addon - Social Actions helps you find and share opportunities to change the world.
First, we collect ways to get involved in the causes you care about from these 50+ action sources, including Care2, Change.org, DonorsChoose.org, DemocracyinAction, GlobalGiving, Idealist, Kiva, SixDegrees and VolunteerMatch
sequere.eu - Science - Firefox Addon sequere.eu - Science - Firefox Addon - The "sequere.eu - Science" plugin enables a search of scientific information, articles, publications, full-text articles, abstracts, patents etc.
The sequere.eu search engine enables you to search in certain geopolitical regions, like EU, western, southern or eastern Europe
Omgili's Realtime Search - Firefox Addon Omgili's Realtime Search - Firefox Addon - Omgili's real-time search engine finds for you the latest stories and links about any topic. By analyzing the posts on Twitter, FriendFeed and identi.ca, it prioritizes the hottest links by taking into account the number of users posting the links and the frequency by which the links were posted
Perldoc (perldoc.perl.org) - Firefox Addon Perldoc (perldoc.perl.org) - Firefox Addon - This plugin allows quick access to the well-formatted, excellent perldoc documentation hosted at Perl.org. The site will search for near-misses too, so if you type in something similar to an existing perldoc page, you might get the actual perldoc page. Failing that, you will get a list of search matches
Chicago Public Library Search - Firefox Addon Chicago Public Library Search - Firefox Addon - Search the Chicago Public Library for for books, DVDs, CDs, journals, manuscripts, government documents, maps, microforms, music scores, sound recordings, visual materials, data files and other materials. The databases are updated continually. Search the full catalog by title, author, subject, keyword etc