The program evolves towards the functionality of https://github.com/mki1967/et-edit However, the underlying data structures, file formats, and user interface are being redesigned:

It is Chrome application that requires WebGL. It should be portable across modern computers and operating systems.

To use the version from repository:

WARNINGS:

This project is at early stage of development. Protect your work by frequent saving. The 'undo' operation is still not implemented. Many needed features are still to be implemented.

You may expect some changes in future versions: