Lydia - Lydia lets you use your card whatever you need to pay, even a friend.
Codester - The marketplace for ready-to-use web development assets
Noodlio - The marketplace for app development
CodeCanyon - Scripts and Snippets From $1 for PHP, JavaScript, ASP.NET, CSS, Plugins, HTML5, Mobile and more
Xtendify - Marketplace for Open Source CMS and Frameworks.
PieceX - PieceX is a new platform available for buying and selling source code. All Engineers, From beginner programmers to senior engineers can use the PieceX. It provides source code in many languages including Java, C#, PHP ....