This tool lists words in an plain text document, either uploaded by the user or from a web address. List Words works with relatively small texts of under a megabyte in size. It is part of the TAPoRware collection of tools; there are XML and HTML versions available as well.

This tool’s functionality has been incorporated into Voyant available online at www.voyant-tools.org.

This tool compares two documents by comparing the words in each according to user specifications. XML and plain text versions are also available in the TAPoRware toolsets.

This tool’s functionality has been incorporated into Voyant available online at www.voyant-tools.org

Stanford Part-of-Speech Tagger is a free Java implementation for the recognition of parts of speech, and a part of the Stanford Natural Language Processing toolset. It reads text and assigns parts of speech to each word such as noun, verb or adjective. This tool can be used with English, French, Arabic and German text.

Corpus Clouds is a free Java demo of a novel interface to a corpus query engine. It aims to aid the user in exploratory search by providing visual information about frequency and distribution of search results in combination with the standard KWIC elements.

Letter-Pairs Analysis is a free, web-based tool for calculating and visualizing the number of times a pair of letters appears in a given text. Each pair is represented as a 'bubble', sized according to how frequently that pair appears in the text. An HTML5 version is also now available. Note: this tool forms the basis of Voyant Bubbles.

interHist is a free visualization prototype offered by EURAC and implemented in JavaScript using the D3.js library. It enables users to interactively explore concordances from search queries and can accomodate large result sets in its display.

YAGO is a semantic knowledge base of over 10 million entities, and over 120 million facts about those entities, developed by the Max Planck Institut Informatik. Its base derives from Wikipedia, WordNet and GeoNames, and the accuaracy has not only been manually evaluated, but relations are also provided with an annotation stating its confidence value. The YAGO ontology includes spacial and temporal dimensions, and integrates WordNet's thematic domains as well. It can be queried or browsed right from the website, and the full ontology is available for download.

The DfR Browser is a free, open source visualization interface for exploring aggragates of articles from the JSTOR database. It uses topic modelling, co-occurrances and document metadata to provide multiple views on the corpus of interest based on topic searches, via several specialized views such as scaled, list and yearly subviews. Users can test the DfR browser via the provided web demo, which incudes a broad selection of pre-loaded topics, or download the source code to use the tool with their own data. The tool's output can be imported into Mallet for further analysis.