FileRun - Beautiful, fast and reliable selfhosted file sharing and sync.
regexxer - regexxer is a nifty GUI search/replace tool featuring Perl-style regular expressions.
PHPfileNavigator - PHPfileNavigator: Administrador de ficheros y directorios via web.
PowerGREP - Quickly search through large numbers of files on your PC or network using powerful text patterns to find exactly the information you want. Search and replace with plain text or regular expressions to maintain web sites, source code, reports, ...
FilesAnywhere - FilesAnywhere offers free 1GB online file storage, with cloud storage solutions for Internet...
dnGREP - dnGrep allows you to search across files with easy-to-read results.