Circos is a software package for visualizing data and information. It visualizes data in a circular layout — this makes Circos ideal for exploring relationships between objects or positions. There are other reasons why a circular layout is advantageous, not the least being the fact that it is attractive.
Circos is ideal for creating publication-quality infographics and illustrations with a high data-to-ink ratio, richly layered data and pleasant symmetries. You have fine control each element in the figure to tailor its focus points and detail to your audience.

draw.io is an online diagramming application built for speed, reliability and simplicity. It features the full range of visual configuration you expect, as well as web application features such as a full range of export options, a large collection of icons, real-time collaboration and embedded widget sharing. It features particularly notable integration with a variety of collaborative platforms including Google Docs/Apps.

"ActionScript library for creating visualizations that run in the Adobe Flash Player"

A variety of visualisation tools are available for use with existing datasets, or upload your own.

Using myHistro, you can combine maps and timelines seamlessly into one great presentation, convert any public timeline into a personal pdf file, or export it into Google Earth format for offline storage. All completed timelines can be embedded into your blog and websites for maximum exposure.

Processing is an open source programming language and environment for people who want to create images, animations, and interactions. Initially developed to serve as a software sketchbook and to teach fundamentals of computer programming within a visual context, Processing also has evolved into a tool for generating finished professional work. Today, there are tens of thousands of students, artists, designers, researchers, and hobbyists who use Processing for learning, prototyping, and production.

TimeGlider is a data-driven interactive timeline application built using JavaScript. You can "grab" the timeline and drag it left and right, and zoom in and out to view centuries at a time or just hours. TimeGlider allows you to create event-spans so that you can see durations and how they overlap. Being web-based, TimeGlider lets you collaborate and share easily.

Transana is a computer program that allows researchers to transcribe and analyze large collections of video and audio data.

Easy-to-use web-based software for creating infographics and data visualization, including a platform to share your work and discover works by others.