- Eruda - A mobile console helpful for in-app testing
- InAppSpy - In-app detection
- Bowser - Platform detection
- Inapp Debugger
- What Is My Browser - Ad ridden site, good parsing user agent strings
- Github Url Schemes (iOS)
- Reddit: Figured out Safari url scheme
- SO: How to open mobile chrome browser with javascript or html
- SO: How to open to an existing tab in safari with an html 'a' link
- SO: How can I check if an app is installed from a web-page on an iPhone
- SO: Open Mobile Safari from a Link in a WebView