iTwin

iTwin.js is an open-source library designed for developing infrastructure digital twin applications. It enables aggregation of BIM, Reality, GIS, and IoT data streams, visualization of engineering changes in 3D and 4D, and analysis of data to drive business outcomes. The library emphasizes flexibility, openness, and user control over data.

iTwin.js is described as a library for developing infrastructure digital twin applications. It is designed to be flexible and open for easy access, leverage, and integration of digital twins with other systems. The library supports aggregating BIM, Reality, GIS, and IoT data streams, visualizing engineering changes in 3D and 4D, and analyzing data to gain insights. It is open source, with code available on GitHub, and emphasizes that users retain control over their data.

1. iTwin.js