Kunos Simulazioni built Assetto Corsa on experience gained developing netKar Pro and Ferrari Virtual Academy, with their R&D office located at Vallelunga Circuit in Italy during the early stages of the project. Development formally began in 2010 with a driving school project for the Automobile Club d'Italia. An initial attempt to build the game in the Unity engine in 2011 was abandoned due to limitations in external integrability and long loading times, leading Kunos to build a new engine entirely in-house from scratch by the end of that year.
The game uses C++ for the simulation layer, Go for the multiplayer server, C# for the user interface and launcher core, and HTML for the interface frontend. Python allows users to develop plugins that retrieve live simulation data. Graphics run on DirectX 11, audio through FMOD, and collision and rigid body physics via ODE.
A playable technology preview — the Assetto Corsa Technology Preview — was released on 22 February 2013, featuring the Lotus Elise SC at Autodromo dell'Umbria in Magione and requiring a netKar Pro licence.
Assetto Corsa was greenlit on Steam Greenlight on 13 June 2013 and entered Early Access on 8 November 2013, receiving updates roughly every two weeks during that period. The Release Candidate was published on 15 October 2014, with the final version following on 19 December 2014.
Post-launch free updates expanded the game significantly. Patch 1.2 in July 2015 added Circuit Park Zandvoort and several new cars. Patch 1.5 in March 2016 introduced a fictional USA-themed location called Black Cat County in three layouts, additional Nürburgring configurations, an endurance layout for the Nordschleife, and a graphical rework of most existing circuits.
Paid downloadable content extended the car roster and track list further. Dream Pack 1 (March 2015) added cars including the McLaren F1 GTR, McLaren P1, and Sauber-Mercedes C9, and introduced the laser-scanned Nürburgring Nordschleife in three layouts — a process that took over two years. The Red Pack (July 2016) brought the Maserati brand and the laser-scanned Red Bull Ring. The Porsche Pack Volume 1 (October 2016) introduced seven Porsche models. The Ferrari 70th Anniversary Pack (September 2017) added seven Ferrari cars, with the SF70H selected by community vote from over 30,000 submissions.
In June 2015, publisher 505 Games announced a PlayStation 4 and Xbox One version of the game. After multiple delays, the console version launched on 26 and 30 August 2016 in Europe and North America respectively. Kunos co-founder Marco Massarutto stated the physics model was identical to the PC version, though rendering and physics engines were rebuilt to utilise multi-threading more effectively. An Ultimate Edition containing all DLC was released for consoles on 20 April 2018.
A mobile port for iOS devices, developed by Digital Tales, launched on 31 August 2021.
Assetto Corsa offers a wide variety of session modes — campaign, special events, custom championships, hotlap, drift, drag, and race weekend — playable solo against AI or online. Car setup options are extensive, covering gear ratios, tyre compounds and pressures, suspension geometry, differential settings, hybrid systems, aerodynamics, and brake bias. The in-game HUD is organised around customisable "virtual desktops" allowing players to arrange on-screen apps freely, and a telemetry API enables data export to external analysis software.
The game supports wheels, gamepads, triple-display configurations, TrackIR, and VR headsets. VR support began with the Oculus Rift Development Kit 1 in 2013. Consumer Oculus Rift support arrived with the 1.6 update in May 2016, and OpenVR support for the HTC Vive was added in March 2017.
Assetto Corsa was designed from the outset to support user-created content, including a WYSIWYG editor for importing 3D models and assigning material properties. The game supports third-party plugins written in Python, C++, and C#. By October 2018, more than 9,000 modifications had been published on racedepartment.com, and the game set record player counts on Steam ten years after its original release.
The most prominent community-developed extension is the Custom Shaders Patch by modder Ilja Jusupov, which adds graphical enhancements, physics adjustments, and additional features beyond the vanilla game. Kunos publicly acknowledged and condemned a parallel practice of asset-ripping from other first-party racing titles into Assetto Corsa, noting it influenced the design philosophy of the game's successor.
The PC version received generally positive reviews, achieving an aggregated score of 85/100 on Metacritic. Eurogamer.net awarded it 9/10, describing its "laser focus on the driving experience" as setting a standard for driving games. The PlayStation 4 version received a lower score of 73/100. The game reached number eight in the UK sales chart, number three in Australia, and number five in New Zealand. Rock, Paper, Shotgun placed it fifth on its list of the 25 best simulation games ever made in 2015.
A second title, Assetto Corsa Competizione, was released in May 2019, followed by Assetto Corsa EVO, which entered early access in January 2025.