Could be a nice open source hardware project 
It's that I don't have enough time but I would like to start an open probe hardware platform which would perform like STlink-V3/J-link with trace.
It is not that difficult but time, time ....

It's that I don't have enough time but I would like to start an open probe hardware platform which would perform like STlink-V3/J-link with trace.
It is not that difficult but time, time ....