Real-Time Data

This page links to examples of data that is as current as technically possible. If you know of similar sources, please list them here.

Transportation

The current location of trains in transport_api are not exact in the sense of GPS readings, but predict the position at the current moment.

Meanwhile from the Geneva public transport API you can get actual measured locations and arrivals.

Social Networks

All large Internet communities can be studied in close to real-time. For example, here is a visualization of live Wikipedia edits: http://www.lkozma.net/wpv/faq.html

Sensors

The Internet of Things is a movement to put all kinds of devices online, it is important that their data is accessible with high precision in time. You can find public data feeds on these sites: thingspeak.com/channels/public, data.sparkfun.com, thingful.net, dweet.io/see