Qt - Valve Developer Community (original) (raw)
Qt is a cross-platform application and UI framework - some tools from Valve utilize Qt.
Valve ships a modified version of Qt, primarily to allow interoperation with the rest of 
Source 2:
- Valve-Modified Qt 5.15.2: Win64 (Source 2 Workshop Tools since March 2021, Dark Mode is available on this version.)
- Win64 - May 2023 Update (compatible with previous 5.15.2 binaries)
- Valve-Modified Qt 4.8.3: Win32 Win64 (Source 2 Workshop Tools released before 2021)
- Valve-Modified Qt Advanced-Docking-System 4.4.0: Win64
To confirm the version of Qt being used, you can select "About Qt" from the Help menu in the Asset Browser or other tool windows.
