Semantic Web Stuff Played and Built With

In general I've built with:

Marmotta (http://marmotta.apache.org/)
- a Linked Data Platform (https://www.w3.org/TR/ldp/) compliant server

Apache Stanbol (http://stanbol.apache.org/) - allows for Semantic Content Management

Drupal and many of the RDF modules (https://www.youtube.com/watch?v=JLqvnFRiP24)

I've also run:

Node Solid Server (https://github.com/solid/node-solid-server) - Linked Data Plaform with FOAF+SSL (https://blogs.oracle.com/bblfish/entry/foaf_ssl_adding_security_to)

and ..