XWiki is a free wiki software platform written in Java with a design emphasis on extensibility.

ScreenMeter is an employee time-tracking software with automatic screenshots.

Lightstreamer is a web-based asynchronous messaging project, implementing the WebSocket protocol.

ScaleDrone is a real-time messaging service and platform.

Erlang is a programming language used to build massively scalable soft real-time systems with requirements on high availability.

JACK Audio Connection Kit (or JACK; a recursive acronym) is a professional sound server daemon that provides real-time, low-latency connections for both audio…

freeboard is an open source real-time dashboard builder for IOT and other web mashups.

GUN is a utility for synchronizing data.