FeatureLens is a free tool for visualizing and exploring patterns in text collections. This tool integrates the results of text-mining algorithms, and can assist in finding frequent words or ngrams, enabling the discovery of fuzzy repetition patterns. In addition, the tool will recommend features based on particular pattern types identified in the text.

WordSmith Tools is a commercial integrated suite of programs designed to analyze word behaviour in a text. It can be used to generate a list of all words or word clusters, concord, find keywords and more. This tool is recommended for publishers, language teachers and students, and language researchers. 

AntWordProfiler is a free tool for word profiling. For each word in a document, it will generate the base form and a list of possible related words, provide statistics and frequency data and list word types. It can also process files separately or as a batch.

Bookworm is a free tool from the Harvard Cultural Observatory designed to generate data from searches on the Open Library and Internet Archives' collections of public domain books. It allows users to search keywords, including in multiple languages simultaneously, and narrow terms by country, gender, subject and header. At present, Bookworm is restricted to searching books published between 1820 and 1920 due to availabliity. The tool produces a graph showing instances of each keyword over time, enabling easy comparison of results.

TokenX is a free text visualization and analysis tool for XML documents. It offeres a web-based environment and can generate word clouds, highlight parts of text such as words, non-words and punctuation, KWIC (keyword in context) and more. TokenX also offers more playful options, such as word substitution, or an option to replace words with images.

Wmatrix is a free tool for corpus analysis and comparison. It provides a web interface for USAS and CLAWS, in addition to enabling standard corpus linguistic functions such as frequency lists and concordances.

HyperPo is an important legacy tool, developed as the first web-based text analysis tool aimed at humanities scholars available from 1996 through 2006. Users could input a web address, upload a file or directly enter text for analysis. HyperPo's interface was available in both English and French. Though no longer available for use, a capture of HyperPo can be viewed through the Internet Archive's Wayback Machine.

Word and Phrase is a free, web-based text analysis tool created by Dr. Mark Davies of Brigham Young University. Users can paste texts directly into the box provided. The tool provides a range of detailed information on a text's words and phrases, on one screen with a single search.

T.A.P (Text Analysis Program) was a program for literary analysis developed in the 1970s at Emory University. It could also generate concordances and word-frequency lists, measure types and tokens, and show collocates for key words defined by the user. T.A.P. was developed in Assembly Language for Emory's UNIVAC Spectra 70/17.

AntWordProfiler is free software for analyzing word frequency.