OTP4GB-py

What is it?
OTP4GB‑py is a Python tool that uses OpenTripPlanner to calculate public transport routes, journey times and travel costs across Great Britain. It provides a consistent way to generate routing and cost measures between locations using OpenTripPlanner v2.

How is it useful?
It helps understand how easy and affordable it is to travel by public transport across different modes. Use it to compare journey times and costs, assess accessibility, test options and build clear evidence for local decision‑making and funding business cases. This version updates earlier OTP4GB tools developed by Open Innovations.