A Guide to Marketplaces - Everything you need to know about building a marketplace
Cocorico - Cocorico is a state-of-the art Open Source solution to create an Airbnb or Blablacar for anything.
Terminalyst.com - Terminalyst.com is the first of its kind job board for geeks, enabling them to search for their dream remote, visa-sponsored or 4-day week jobs all in one place, through their favourite user interface.
MarketplaceKit - MarketplaceKit is a platform for building different types of online marketplaces.
Cohort - Find the people you need through the people you already know
Sharetribe - Build your online marketplace business. You don't need a developer.