Other stocks/options prop firms besides SMB, T3, etc.

[MachTrader]

a few years ago I joined their forex program and they were using IBKR, which is probably still true today.

Maverick uses Interactive Brokers/IBKR/TWS

 

[rugbyjoe75]

www.t3trading.com
www.mavericktrading.com
www.smbcap.com