* [Slint v1.18.0](https://github.com/slint-ui/slint) – Declarative GUI toolkit for building native user interfaces across multiple platforms and languages. * [OpenCCU 3.89.11.20260919](https://github.com/OpenCCU/OpenCCU) – Buildroot-based, cloud-free smart-home operating system providing CCU3-compatible hub functionality for Homematic IP/HomeMatic devices.