Dash (Docs & Snippets)

Dash is an API Documentation Browser and Code Snippet Manager. Dash stores snippets of code and instantly searches offline documentation sets for 200+ APIs, 100+ cheat sheets and more.

You can even generate your own docsets or request docsets to be included.
Dash comes with 200+ offline documentation sets. You can choose which documentation sets to download and Dash will take care of the rest, making sure they are kept up to date. You can also generate your own docsets, request docsets or download docsets from third-party sources.