Downloads

2021-02-17: Please, download the Early Release and install the OPT application following these instructions.

If you use Mac, download this .zip archive and to run, after unzipping Control-click on runOPT.command in Finder, then choose "Open" in the menu.

• Aims at replacing FREQ12.

• Multiple vehicle types.

• Configurable ramp metering.

• Configurable lane management policies.

• Emissions calculation.

• Section/ route/ network level reporting.

• Export of simulation results to Excel.

2020-11-06: Please, download the Alpha Release and install the OPT application following these instructions.

If you use Mac, download this .zip archive and to run, after unzipping Control-click on runOPT.command in Finder, then choose "Open" in the menu.

• Aims at replacing FREQ12.

• Has a clean, accessible, and self-explanatory user interface.

• Provides an easy and efficient way of building and modifying road networks.

• Provides a capability for easy and efficient tuning of simulation parameters (e.g. freeway capacities) according to established criteria.

• Displays simulation results as contour or timeseries plots that can be exported to Excel spreadsheets.

• Provides quick start instructions and sample configurations.

2020-10-21: Please, download opt_dev_20201021.zip and install the OPT application following these instructions.

• Corrected lane changing model.

• Lane management policies.

• Export of simulation results to Excel.

2020-09-25: Please, download opt_dev_20200925.zip and install the OPT application following these instructions.

• Improved plotting.

• Improved table editing.

2020-09-16: Please, download opt_dev_20200916.zip and install the OPT application following these instructions.

• This release contains bug fixes for the previous release, e.g. improved tabular data editing.

• Lane policy setup.

• Ramp metering on managed lanes at on-ramps.

• Improved computation of simulation results.

2020-08-12: Please, download opt_dev_20200812.zip and install the OPT application following these instructions.

• This release contains bug fixes for the previous release, e.g. support for aux lanes.

• Simulation model with on-ramp metering options.

• Road- route- and network-level reporting of simulation results.

2020-06-22: Please, download opt_dev_20200622.zip and install the OPT application following these instructions.

• This release is made for the hands-on webinar on June 23, 2020.

• It features end-to-end development of traffic simulation model.

• Route specification.

• Initial version of simulation results reporting.

2020-02-03: Please, download opt_dev_20200203.zip and install the OPT application following these instructions.

• This release is made for the hands-on webinar on February 6, 2020.

• It features setting ramp meters, editing ramp metering schedule, setting scenario timing and launching simulation.

• This version of the software does not allow setting policies managed lanes and seeing simulation results.

2019-10-21: Please, download opt_dev_20191021.zip and install the OPT application following these instructions.

• This release is made for the hands-on webinar on October 24.

• It features setting vehicle types, assigning road parameters and entering traffic demand and splits.

• This version of the software does not allow prescribing ramp metering and managed lanes control policies and behavior.

2019-08-19: Please, download opt_dev_20190819.zip and install the OPT application following these instructions.

• This release features a freeway configuration module with limited capabilities allowing the user to build a freeway network, configure ramps and lanes.