Zeal - Zeal is an API Documentation Browser.
DevDocs - Open source API documentation browser with instant fuzzy search, offline mode, keyboard shortcuts, and more
Snippely - Snippely is a basic text and code organizational tool.
Velocity - Velocity gives your Windows desktop offline access to over 150 API documentation sets provided by...
Dash for macOS - Dash is an API Documentation Browser and Code Snippet Manager. Dash searches offline documentation of 200+ APIs and stores snippets of code. You can also generate your own documentation sets.
Zest - âFOSS Docs Browser with DevDocs and Stack Overflow. Find what you need without Internet access.