The Google App Engine was announced on April 2008. Since then the objective of this platform has been to enable developers to run and develop their software somewhere in the Google cloud.Users can choose from several popular languages, libraries, and frameworks to develop their applications and then App Engine takes care of provisioning servers and scaling app instances based on demand.
Google's providing both SaaS and PaaS solutions in cloud computing. Some of the example for SaaS solutions including Google Apps which including Gmail, Doc, etc., and PaaS includes Google App Engine . It supports the following languages: Python, JAVA, Node.js, Ruby, PHP, and Go.
Limitations of the Google App Engine
Google App Engine only allows web-based applications.
It will Supported only two languages such as, Java , Python. JVM allows many other JVM-based
languages to be deployed on Google App Engine.
Pay peruse of the IT infrastructure on demand.
Google App Engine is an expensive option compared to self-hosted alternatives. It is comparatively pricier than an IaaS deployment, and costs can get higher based on growing requirements.
Google App Engine offers the flexibility to import libraries & frameworks through Docker containers.
Google App Engine enables users to define access rules in Engine’s firewall and utilize SSL/TLS certificates on custom domains for free.
Vendor lock-in is a significant limitation of the Google App Engine as users face data migration issues to other NoSQL databases. Porting applications from one platform to another can be quite a challenge.