The Lyra application is shown below and consists of three panels:
- the left-hand panel manages Data Pipelines, where you define and transform (sort, group, filter, window, apply formula) data sources
- the centre panel displays your visualization, where you interactively select and modify visualization elements: marks (rectangles, symbols, arcs, areas, lines and text), axes and layers
- the right-hand panel provides access to attributes of the elements in your visualization
If you're familiar with D3 then you'll recognise some of its idioms in Lyra. For example, D3's data-binding mechanism is implemented by dragging-and-dropping data variables onto the attributes of visual elements.
If you want to try Lyra then you have several options: