aSearch is a little Search applet that runs on all browser with support JDK 1.1x. With aSearch you can define a list of search engines in a file (group by categories.) and launch your query in the engine. It's a free applet ("Freeware"), and includes full source code.
This is a WWW search engine that retrieves information from 9 search sites. Additional search sites can be added by modifying the search engine text file.
This applet simply front-ends the common WWW search engines. It allows you to enter a query for a search engine and redirects you to the selected seach engine in a new window. Currently supported search engines include Yahoo, Lycos, Alta Vista, Infoseek, WebCrawler, and more.
The K.I.S.S. Java applet allows you to query multiple internet search engines in one single step. Simply enter a search string, select one (or more) search engines, and click on the search button. For each search engine you selected the applet will then display the results in a new window.