This is a short example that demonstrates how to quickly build an application using Sightly and Apache Sling.
Assuming you already have downloaded and started Apache Sling (if you didn't here's a link) you have to install the Path Based RTP from the Sling Samples source folder.
Assuming that you're running Sling using defaults all you have to do is
mvn clean install sling:install and the application is installed
Point your browser to [http://localhost:8080/content/sightly-blog/posts.list.html] (http://localhost:8080/content/sightly-blog/posts.list.html) and enjoy