Notmuch is a system for indexing, searching, reading, and tagging large collections of email messages. It uses the Xapian library to provide fast, full-text search of large collection of email with a convenient search syntxs.
Much of the time , we have tons of megabytes text data(like .txt, .html, .cpp, .java, .cs, ....) on hard disk, and we need to search files whose content contain an exact keyword. You can do it by infoseeker, it provide a friendly GUI , can show and highlight text content. It support filter to
... [More] search expected file type. like *.txt|*.html to seach text and html files. [Less]