Manual installs
Component installers
- Android Build Support
- iOS Build Support
- tvOS Build Support
- Linux Build Support (IL2CPP)
- Linux Build Support (Mono)
- Linux Dedicated Server Build Support
- Mac Build Support (Mono)
- Mac Dedicated Server Build Support
- Universal Windows Platform Build Support
- WebGL Build Support
- Windows Build Support (IL2CPP)
- Windows Dedicated Server Build Support
- Documentation
- Android Build Support
- iOS Build Support
- tvOS Build Support
- Linux Build Support (IL2CPP)
- Linux Build Support (Mono)
- Linux Dedicated Server Build Support
- Mac Build Support (IL2CPP)
- Mac Dedicated Server Build Support
- WebGL Build Support
- Windows Build Support (Mono)
- Windows Dedicated Server Build Support
- Documentation
- Android Build Support
- iOS Build Support
- tvOS Build Support
- Linux Build Support (IL2CPP)
- Linux Build Support (Mono)
- Linux Dedicated Server Build Support
- Mac Build Support (IL2CPP)
- Mac Dedicated Server Build Support
- WebGL Build Support
- Windows Build Support (Mono)
- Windows Dedicated Server Build Support
- Documentation
Release
2021.3.56f2 Release Notes
Fixes
- Scripting: Addressed CVE-2025-59489
Changeset: 667925324b48
Third Party Notices
For more information please see our Open Source Software Licences FAQ on the Unity Support Portal
- Build-Support-Android-IL2CPP-2021.3.56f2.pdf
- Build-Support-EmbeddedLinux-IL2CPP-2021.3.56f2.pdf
- Build-Support-Linux-IL2CPP-2021.3.56f2.pdf
- Build-Support-Linux-Mono-2021.3.56f2.pdf
- Build-Support-Windows-IL2CPP-2021.3.56f2.pdf
- Build-Support-Windows-Mono-2021.3.56f2.pdf
- Build-Support-Windows-UWP-Mono-2021.3.56f2.pdf
- Build-Support-Windows-WebGL-IL2CPP-2021.3.56f2.pdf
- Build-Support-iOS-IL2CPP-2021.3.56f2.pdf
- Build-Support-macOS-IL2CPP-2021.3.56f2.pdf
- Build-Support-macOS-Mono-2021.3.56f2.pdf
- Build-Support-tvOS-IL2CPP-2021.3.56f2.pdf
- Editor-Linux-Mono-2021.3.56f2.pdf
- Editor-Windows-Mono-2021.3.56f2.pdf
- Editor-macOS-Arm64-Mono-2021.3.56f2.pdf
- Editor-macOS-Mono-2021.3.56f2.pdf
- Player-Android-IL2CPP-2021.3.56f2.pdf
- Player-EmbeddedLinux-IL2CPP-2021.3.56f2.pdf
- Player-Linux-IL2CPP-2021.3.56f2.pdf
- Player-Linux-Mono-2021.3.56f2.pdf
- Player-Windows-IL2CPP-2021.3.56f2.pdf
- Player-Windows-Mono-2021.3.56f2.pdf
- Player-Windows-UWP-Mono-2021.3.56f2.pdf
- Player-Windows-WebGL-IL2CPP-2021.3.56f2.pdf
- Player-iOS-IL2CPP-2021.3.56f2.pdf
- Player-macOS-IL2CPP-2021.3.56f2.pdf
- Player-macOS-Mono-2021.3.56f2.pdf
- Player-tvOS-IL2CPP-2021.3.56f2.pdf
