grep - grep is a command-line utility for searching plain-text data sets for lines matching a regular...

hashtags.org - Hashtag is an extensive hashtag research platform for analytics and tracking of hashtags, providing...

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, ...

HashtagWiki.com - Hashtag Generator Tool

dnGREP - dnGrep allows you to search across files with easy-to-read results.

RiteBoost - Auto-hashtags, Auto-emojis, GIFs and much, much more, all according to your Enahce rules.