This Gentoo overlay provides

• Multiple Qt SDKs
• Qt Creator and KDevelop
• PrusaSlicer
• Personal projects
• and many other

Qt SDK - example of multiple installations

larry@gentoo /opt/qtsdk $ emerge qtsdk-linux-clang:5.15.2
larry@gentoo /opt/qtsdk $ emerge qtsdk-linux-clang:5.12.10

larry@gentoo $ tree -L 1 -f /opt/qtsdk
.
├── /opt/qtsdk/qtsdk-linux-g++-5.15.2
├── /opt/qtsdk/qtsdk-linux-g++-5.12.10
├── /opt/qtsdk/qtsdk-linux-clang-5.15.2
├── /opt/qtsdk/qtsdk-linux-clang-5.12.10

Qt SDK for Android

Experimental support for Qt SDK for Android

larry@gentoo /opt/qtsdk $ emerge qtsdk-android-clang:5.15.2