Arturo Mayoral Lopez de Lerma

GNPy v3.0 marks a major update to TIP’s open-source optical network planning library, with improved receiver modeling, refined spectrum handling, stronger YANG alignment, and a modernized software stack. The release supports more accurate, automated transport network design and advances open, model-driven operations. Follow the conversation at ECOC 2026 in Malaga, get involved with the TIP OOPT community, and continue it at FYUZ 2026 in Seattle.

The latest GNPy 2.14 release introduces major improvements for optical network planning, including enhanced physical modeling accuracy, richer diagnostic metrics, improved multi-vendor equipment library management, and new YANG model support for easier integration with SDN and automation workflows. These updates strengthen GNPy’s role as a key open-source tool for planning, simulating, and optimizing modern DWDM networks.

FYUZ 2025 landed several messages from the Telecom Operators leading the Open Optical & Packet Transport community at TIP.