GitHub - Originally founded as a project to simplify sharing code, GitHub has grown into an application used by over a million people to store over two million code repositories, making GitHub the largest code host in the world.
GitLab - Create, review and deploy code together with GitLab open source git repo management software | GitLab
Launchpad.net - Launchpad is a software collaboration platform by Canonical
BitBucket - Bitbucket is a free code hosting site for Mercurial and Git. Manage your development with a hosted wiki, issue tracker and source code.
Codekeeper - Source code escrow for developers
trustshare - Escrow payments for marketplaces in 5 lines of code