The Networked Corpus is a free, open source tool for navigating a corpus of plain text files via topic modelling using MALLET. The tool consistes of a Python script, and generates a collection of HTML files that can be explored further via the user's web browser. To use The Networked Corpus, users must have a minimum of Python 2.7.x, NumPy, SciPy and MALLET 2.0.7 installed on their system.

Jigsaw is a free visual analytics application for exploring collections of documents such as text or spreadsheets. It is aimed at analysists and researchers, particularly to "help analysts reach more timely and accurate understandings of the larger stories and important concepts embedded throughout textual results" via a collection of visualizations representing aspects such as important entities and their interconnections. The visualizations include graph, temporal and connections-based, and can be viewed on a document or corpus level.