I am the founder of vesp.co, learn more about by following the Vesp.co page on google plus. It is an online marketplace and multi-channel platform that imports, exports and synchronizing product listings across a wide variety of marketplaces and eCommerce platforms. It is extremely friendly to bitcoin users.
I am also the founder of Bitwasp, but I am not the programmar.
Bitwasp is an open source bitcoin marketplace software that is extremely security and privacy oriented.
You can learn more about it with these resources:
Bitwasp has been mentioned in the news:
BitWasp Aims to Make Online Bitcoin Acceptance Easier
Deep Web Users Are Ready To Launch Silk Road 2.0
Black Market Reloaded back online following source code publication error
Silk Road: Will cybercrime evolve in wake of takedown?
Payments Startup Balanced Innovates In Wrong Direction
Feds Arrest Alleged Top Silk Road Drug Seller
Silk Road Subdued But This Ex-Black-Market Employee Believes Feds Only Woke A Monster
24 quick facts: