Train Sim World 6: MBTA Commuter: Boston - Framingham/Worcester Line

Train Sim World 6: MBTA Commuter: Boston - Framingham/Worcester Line is a downloadable content (DLC) expansion developed and published by Dovetail Games. Released on August 26, 2025, this DLC introduces a 70 km (44 mi) stretch of the Massachusetts Bay Transportation Authority (MBTA) commuter rail network, extending from Boston’s South Station to Worcester Union Station. Set in 2019, the route features the sleek HSP46 diesel-electric locomotives and CTC-3 and CTC-5 double-decker coaches, providing players with a comprehensive simulation of the MBTA's operations. The route includes a variety of services, including weekday and weekend schedules, with a mix of express and local trains.

The DLC offers players the opportunity to operate the HSP46 locomotive, which is used on the Worcester Line, and the CTC-3 and CTC-5 cab cars, which are used on the Framingham Line. The route also features a detailed and accurate representation of the stations and infrastructure along the line, including the use of the Advanced Train Control System (ATCS) and the Automatic Cab Signal Enforcement System (ACSES). Players can experience the challenges of operating commuter services, including managing schedules, handling delays, and ensuring passenger safety. The inclusion of these systems adds a layer of realism to the simulation, appealing to both newcomers and seasoned players.

Promotion for the DLC was conducted through various channels, including announcements on Dovetail Games' official forums and social media platforms. A preview Q&A session was held on November 13, 2024, allowing the community to engage directly with the developers and learn more about the route's features and development process. The DLC was made available on multiple platforms, including Steam, PlayStation, Xbox, and Epic Games Store, ensuring broad accessibility to players worldwide. The route's release was anticipated by the community, with discussions and previews generating excitement among train simulation enthusiasts.

Upon release, the MBTA Commuter: Boston - Framingham/Worcester Line DLC received positive feedback from the Train Sim World community. Players praised the detailed modeling of the HSP46 locomotive and the CTC-3 and CTC-5 cab cars, noting the accuracy and realism of the rolling stock. The inclusion of authentic American signage and station names added to the immersive experience. While some minor issues were reported, such as occasional bugs and performance concerns on older hardware, the overall reception has been favorable. Many players expressed enthusiasm for the addition of American content to the Train Sim World series and expressed interest in seeing more North American routes and rolling stock in future DLCs.