Release Notes for RollerCoaster Tycoon® Deluxe
1.20 GOG v3 changelog (8 December 2025)
- Improved DirectX game renderer.
- New rendering options (Windowed Mode, Vertical Synchronization Control, Gamma Correction, Integer Scaling, Anti-Aliasing and more).
- Improved compatibility with game registry settings.
- Fixed DirectPlay installation.
- Fixed crash at launch on DEP-enabled machines.
1.20 GOG v2 changelog (13 November 2024)
- Applied DXWrapper for seamless support with modern displays
- Added dplayx.dll to avoid potential issues with game flagging the file as missing
- Validated stability
- Verified compatibility with Windows 10 and 11