MFJ-1234C has everything but the raspberry Pi 4 which are hard to come by these days.

Latest Mumble client, 1.4 Release Candidate
New bands added: 1.25m, 70cm, 23cm
New Modes added: RTTY, RTTY-R, USB-D (PKTUSB)
Remote character-based CW (in addition to currently supported element-based, requires free RigPi Hub 2.0.1 for Windows)
iOS shortcuts to control RigPi
"Tune To" macro for setting frequency, mode and passband
Set max level for sliders or disable them
Assign macros to F-keys (F1-F12)
Latching macros for toggling commands
Assign colors to latching macros
Disable/enable band buttons in Tuner window
Continent setting in User Editor now a drop-down
WSJT-X logged QSO's now properly transfer to RigPi (fix)
Bank buttons on Tuner window are separated, lock button moved
Macro, Open web page (such as QRZ.com) to current DX call
Macro, Open web page (such as DXSummit.fi) to current DX call or current band/mode
Macro, set CW speed
Last used macro bank is shown in Tuner and Keyer windows
Additional Flic commands: send CW message; send arbitrary radio command; tune to band; start radio
Latest amateur radio program updates including WSJT-X and Fldigi
RigPi Hub updated to support character CW.
Added BleachBit as System Utility for cleaning disk
Select PTT Toggle or PTT Momentary