That's pretty much it.
You may be able to sell augmented purple implants if you have some extra that critted when you made your own.
It used to be very profitable when Exotech recipes were a rare drop, I was fortunate to have 3 Exotech recipes and the market almost cornered, I made a fortune.
But now all you need is a few daily comms and you can buy your own recipe, that was one of the dumbest things they did to crafting.
How many people would QQ if they made teh schematics purchasable for high end hilts,armorings and mods?
That $2million hilt would drop to 100k in a minute.