As of late 2024/early 2025, there is like there was for the HDR-FOX T2 (The Foxsat HDR Custom Firmware project). Why?
Proceed with extreme caution. The current "custom firmware" scene for the Humax Aura is not a zip file you download from a forum; it is a weekend of ADB commands, Python debugging, and forum crawling on Hummy.tv.
The default Humax EPG/launcher is slow. Replace it:
If you already own an Aura, focus on – that gives you 80% of the benefit of a "custom firmware" without the brick risk.