Using Lua to Write Custom Cost Functions for Aimsun Next

Lua is a lightweight scripting language that allows users to write custom cost functions while also enabling faster run times for complex models. In this month’s technical note, Tessa Hayman explains how Lua differs from Python and the benefits it can bring to your Aimsun Next models.

Using Aimsun Next with a subscription-based license

Paolo Rinelli explains how our new customer portal and subscription-based licensing bring Aimsun Next users great benefits in terms of administrative efficiency, remote desktop, cloud computing and security.

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Cite Aimsun Next

Aimsun Next 26

Aimsun (2026). Aimsun Next 26 User’s Manual, Aimsun Next Version 26.0.0, Barcelona, Spain. Accessed on: December. 3, 2025. [Online].

Available: https://docs.aimsun.com/next/26.0.0/

Aimsun Next 26

@manual {AimsunManual,
title = {Aimsun Next 26 User’s Manual},
author = {Aimsun},
edition = {Aimsun Next 26.0.0},
address = {Barcelona, Spain},
year = {2026. [Online]},
month = {Accessed on: Month, Day, Year},
url = {https://docs.aimsun.com/next/26.0.0},
}​​​​​​​​​​​​​​​

Aimsun Next 26

TY – COMP
T1 – Aimsun Next 26 User’s Manual
A1 – Aimsun
ET – Aimsun Next Version 26.0.0
Y1 – 2026
Y2 – Accessed on: Month, Day, Year
CY – Barcelona, Spain
PB – Aimsun
UR – [In software]. Available:
https://docs.aimsun.com/next/26.0.0/