A graphical user interface tool for Latent Dirichlet Allocation topic modeling.
Tesla is a virtual research environment for text engineering - a framework you can use to create experiments in corpus linguistics, and to develop new algorithms for natural language processing. Tesla is a client-server application, which can be used by individual researchers as well as by workgroups. The screenshot below shows the experiment editor of Tesla's Client application.
Graphviz is open source software for graph visualization, representing structural information as diagrams of abstract graphs and networks. The package includes web and interactive graphical interfaces, and auxiliary tools, libraries, and language bindings.
Pliny is a scholarly note-taking and annotation tool. It may be used with both digital (web pages, images, PDF files) and non-digital (books, printed articles) materials, run as a desktop application on the user's computer. Pliny is useful for taking and managing annotations and notes while reading, as well as subsequently developing and presenting an interpretation.