I am the lead engineer and founder of Swift on Arm64 providing Open Source Swift to the Linux Debian/Ubuntu Community.
This includes the following -
* The Swift Community Apt Repository - https://swiftlang.xyz
* The Swift-Arm website - https://swift-arm.com
* Contributions to the Swift source code - github-page
* Building and providing Developer Snapshots - https://ci.swiftlang.xyz
and much more....