Grand Theft Auto V Source Code Leak Reveals Extensive Cut Content, Including Liberty City Expansion

A massive leak of Rockstar Games files is offering an unprecedented look at Grand Theft Auto V's discarded content, featuring a substantial Liberty City expansion and the 'Agent Trevor' DLC.

Sep 18, 2026
Game News
Grand Theft Auto V Source Code Leak Reveals Extensive Cut Content, Including Liberty City Expansion

A significant trove of previously leaked Rockstar Games files has re-emerged online, providing a detailed glimpse into the canceled content for Grand Theft Auto V. The newly accessible files, reportedly totaling around 192GB, far exceed the 4GB of GTA 5 source code that became public in 2023. Modders are actively exploring these files, uncovering cut dialogue, unfinished missions, development tools, and assets intended for Rockstar's planned single-player expansions.

Among the most significant discoveries is an outline of a planned Liberty City expansion for GTA 5. Modder TJGM has pieced together the map's potential layout using shoreline data and associated audio zones found within the files. This reconstructed map suggests a considerably larger version of Liberty City than what was featured in GTA 4, indicating the ambitious scope of Rockstar's original plans. The presence of map data and audio zones implies that development on this expansion may have progressed further than previously understood. While the existence of Liberty City content was hinted at in the 2023 leak, the current data offers a clearer perspective on its intended scale.

The leak also provides more information on the "Agent Trevor" DLC, a canceled single-player project that would have cast GTA 5's Trevor as a secret agent. This expansion was reportedly scrapped due to a growing focus on Grand Theft Auto Online. Interior screenshots, including one of a large mansion, have surfaced, along with mission names, descriptions, and details about music intended for the DLC. These finds offer a clearer picture of what this scrapped content might have entailed.

Beyond canceled expansions, the leak has unearthed early dialogue from GTA 5, including an alternate version of a scene between Michael and Tracey from the mission "Friend Request." In this unused dialogue, Tracey is shown watching a fictional television program titled "Jersey Jews" instead of the "Fame or Shame" content that made it into the final game.

Some of the shared materials are not direct game assets but rather data visualizations. TJGM has explained that certain images were generated by inspecting game files in an external program and then capturing the displayed data. The collection reportedly includes Rockstar's proprietary development tools, allowing for independent examination of the game's inner workings.

Intriguingly, the leaked files are also rumored to contain low-quality screenshots of the GTA 6 map. The presence of early GTA 6 material is not entirely unexpected, as these files originate from the wider Rockstar data breach in 2022, which was known to have compromised early GTA 6 assets alongside GTA 5's source code. As Grand Theft Auto V continued to receive extensive support, much of the post-launch development focus shifted to GTA Online, leaving fans anticipating substantial single-player DLCs that never materialized. These recently resurfaced source code materials offer a compelling look at what could have been. With the release of GTA 6 approaching, these discoveries from over a decade-old game files are particularly noteworthy, revealing aspects of the game that were never intended for public view.

Sources