Technical Notes

Collaboration

Teamwork Reimagined: A New Way to Collaborate in Aimsun Next 26

Aimsun Next 26 introduces myAimsun projects—designed to streamline workflows, enhance team collaboration, and simplify model verification. New features include improved model coding tools, an upgraded check-and-fix module, and optional centralised storage for easy model sharing.

Exchanging data between Aimsun Next and SATURN

Dimitris Triantafyllos explains how Aimsun Next can exchange data with SATURN either by reading specific input and output SATURN files to build an Aimsun traffic network or by exporting an Aimsun traffic network to write SATURN format files

Comparative data analysis in Aimsun Next

Marga Delgado explains how a good data comparison tool is the foundation of our ability to evaluate and analyze differences between simulation results and therefore, make strong, well-supported decisions about transportation network design and management.

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.

Table View – review of all functionalities

Marga Delgado explains how the Table View in Aimsun Next is a powerful tool that can boost efficiency across all stages of a modelling project: when editing, when calibrating and when reviewing the final results.

Select link analysis for schemes

Tessa Hayman explains that when appraising schemes, it can be useful to understand how different schemes may interact with each other. This can help you understand any potential synergy between schemes and identify a subset of scenarios to test with fully detailed modelling.

Using space-time diagrams for calibration

Dimitris Triantafyllos explains how to create speed contour plots in Aimsun Next to show the time, location, and subsequent propagation and dispersal of congestion on the highway.

Random seeds in transport models

This technical note will explain the different sources of stochasticity within micro and meso experiments in Aimsun Next and how you can control them.

Low Emission Zones: assessing their environmental impact

Simulation is an invaluable tool for supporting the definition of effective emissions policies. Aimsun helps you compare the effectiveness of different measures and assess related impacts, so you can keep pollution within legal thresholds without compromising on mobility.

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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/