Yioop softwareprovides manyof the samefeatures oflarger searchportals: Search Results.Yioop comeswith a crawlerthat can beused to crawlthe open web ora selection ofURLs of yourchoice. It canindex populararchive formatslike WikipediaXML-dumps, arc,warc, OpenDirectoryProject-RDF(nowCurlie.org), aswell as dumpsof emails ordatabases. Onceyou havecreated Yioopindexes of yourdesired datasources, Yioopcan serve as asearch enginefor your data.It supports"crawl mix
DocFetcher isan Open Sourcedesktop searchapplication: Itallows you tosearch thecontents offiles on yourcomputer. —You can thinkof it as Googlefor your localfiles. Theapplicationruns onWindows, Linuxand Mac OS X,and is madeavailable underthe EclipsePublic License.
CloneManagerallows to findduplicatefiles, andthose whichhaven'tbeen backed up.It may skipfiles based onsize, and usedirectorystructures forsearchgrouping.It'simplemented inJava andavailable inEnglish andFrench.