OpenXava - OpenXava is a Web Java Framework for Rapid Development of Enterprise Applications.

Ping-O-Matic - Service to update different search engines that your blog has updated.

jHipster - JHipster is a development platform to quickly generate, develop, & deploy modern web applications & microservice architectures.

TotalPing! - Promote your blog with TotalPing!

Spring Framework - The Spring Framework provides a comprehensive programming and configuration model for modern Java-based enterprise applications - on any kind of deployment platform.

PingMyLinks - PingMyLinks is one of the oldest websites in the internet marketing industry that you can use to index your websites and blogs.