Zeal is ideal when you have no connectivity. And when you want low latency and no distractions. Also, http://devdocs.io http://devdocs.io, which implements the

Zeal is ideal when you have no connectivity. And when you want low latency and no distractions. Also, http://devdocs.io http://devdocs.io, which implements the same functionality and supports offline browsing as well.