Vistral: A streaming data visualization lib based on the Grammar of Graphics

Temporal binding is one of the hardest problems in visualization, all about aggregations across different time windows.

And it gets even harder when the clock never stops and live data keeps flowing.

Client visualization layer: Timeplus Vistral (https://github.com/timeplus-io/vistral)

Server data processing layer: Timeplus Proton (https://github.com/timeplus-io/proton)

Streaming-native from processing to insights in motion