RapidClipse - RapidClipse is a web-based development platform that allows you to build the app with Java and provides you with a hustle-free configuration.
PlanetScale - The last database you'll ever need. Go from idea to IPO.
Decision.io - Decision.io is an interesting platform that provides you the simple features to develop the app or an integrated workflow without using any program language or code.
Hightouch Audiences - Use data without SQL
Codeless Platforms - Codeless Platforms is a web-based platform that allows you to develop various applications and business processes without any coding and programming.
pREST - A fully RESTful API from any existing PostgreSQL database written in Go