Cinemartin has announced the Fran Camera which shoots 8k.

Specs are :

Sensor : Fran Gs 47.7 Megapixel Cmos Sensor
Effective Pixels : 7920 X 6024
Sensor Size : 37 Mm X 27 Mm (Diagonal 46.2 Mm)
Dynamic Range : 15+ Stops
Max Data Rate : 2500 Mb/s Using Fran (Media) M.2 1tb
2300 Mb/s Using Fran (Media) M.2 2tb
Max Framerates : 24 Fps At 8k Full Format (7920 X 6024)
48 Fps At 4k Dci

Playback Fps : 24, 25, 30, 48 Frames Per Second
Rec. Formats : Raw Bayered, De-bayered
Post Formats : Lossless Png, Dng
Post Encoder : To ProRes
To Avid DNXHD DNXHR
To H.264
To Hevc H.265

Size : 11 Cm (W) X 18 Cm (H) X 13 Cm(Deep)
Body Will Be 3cm Less As Of Height, From 188 To 158mm, In Production Model.
Weight: 4,2 Lbs
Lens Mount : Ef And Pl* * On 2019
Temperature : 0°c To 40°c (32°f To 104°f)
Construction: Aluminium 6000 Series

Ports (by default) : HDMI, Clean 4K60p output, Thunderbolt 3, To connect high speed external drives, Mini Jack Audio mic. input (mono) and output (st), USB 3
To connect high speed external drives, SD card, Load and Store LUT’s and camera settings

How to order : From Fran Camera Website.