Yes, both GitHub and AWS CodePipeline offer a Free Trial.
GitHub is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
AWS CodePipeline is designed for Large Enterprises, Small Business and Medium Business.
The starting price of GitHub begins at $4/User/Month, while pricing details for AWS CodePipeline are unavailable.
Some top alternatives to GitHub includes LiveCode, Codeanywhere, Visual Studio IDE, CodeinCloud, GitLive, Microsoft Azure, GitLab, CodeSee and Bitbucket.
Some top alternatives to AWS CodePipeline includes and undefined.