PhiloGL is an open source WebGL Framework for advanced data visualization, creative coding and game development. It includes a module system encompassing Program and Shader management, IO, XHR, JSONP, Web Worker management, Effects and Tweening, among others.

Processing is a free, open source programming language and development library for the visual arts. It is a software sketchbook, a way to visually learn programming fundamentals, and a tool for creating finished professional work, including mapping networks, textual analysis and producing visualizations. It runs under Windows, OSX and Linux environments, and can export graphics and applets in a variety of formats.

Gephi is a free, open source interactive visualization and data exploration tool. Users can manipulate the display to uncover new facets of the data, enabling intutive exploration.

CulturalAnalytics, also known as Cultural Analytics for the Digital Humanities in R, is a free R package of functions for statistical analysis and plotting image properties, developed by Rob Myers specifically for the Digital Humanities, and of value to anyone else with an interest in examining digital or digitized images. It includes statistical functions and can generate histograms, colour clouds, image scatter charts and more.

Visual Understanding Environment (VUE) is a free, open source application for mapping concepts, ideas and digital content. It enables users to generate nodes and links, and apply a simple set of tools to explore the relationships. VUE is, in the words of its developers, an application to "integrate, organize and contextualize electronic content" in research or learning environments. Its tools include visualization, dynamic content mapping, semantic mapping, enhanced pathways and search functions.

NodeBox is an open-source package of tools that includes the capacity to visualize large data sets. It utilizes interconnected nodes to generate and manipulate data visualizations, and can import data either from common programs such as Excel, or from custom user-developed importers.

By designing and implementing services, the data can be manipulated, transformed and aggregated through an virtual object oriented programming interface driven by the data model. This allows sophisticated use cases where different user groups with different rights are presented a completely different application working on the same database. In these cases development time ranges between 2 and 20 days.

A Topincs online database can be rented for a monthly fee. Topincs provide all services related to an online database: data modeling, programming, and support. They have special rates for educational institutions. Topincs can also be used as a Platform as a Service where the dark art of Topincs modeling and development must be studied online. The underlying semantic technology, Topic Maps, is taught there through hands on examples and will change your view on information technology.

Lucidchart is an online diagram tool that enables users to easily visualize complex information through flow charts, mind maps and other diagram types. Multiple users can work together simultaneously to edit a document. Lucidchart integrates with many platforms including Google Apps/Drive, Confluence, JIRA, Slack, ec. Free accounts are provided for educational use.

SylvaDB is a graph database management system. It allows users with no knowledge in graph theory to model, collect, query, and analyze data in a network structure. SylvaDB provides tools for easy creation of schemas and modelling, automatic forms creation to input the data, collaborative features, a visual query editor, global and local search, reports charts generation, networks metrics, and visualizations tools.