What are some alternatives?
When comparing Peer5 and Backbench, you can also consider the following products
Amazon CloudFront - Amazon CloudFront is a content delivery web service.
Now - Now makes serverless application deployment easy.
CloudFlare - CloudFlare can be used by anyone with a website and their own domain, regardless of your choice in platform
Serverless 1.37 - Toolkit for building serverless applications
Netlify - Build, deploy and host your static site or app with a drag and drop interface and automatic delpoys from GitHub or Bitbucket
Node.js on App Engine - Fully managed Node.js serverless application platform