Pennywise opens any website or media in a small floating window that remains on top of all other applications. Pennywise windows stays up all the time. No need to keep struggling with alt + tab, use Pennywise for easy multitasking.
Helium is a floating browser window that allows you to watch media while you work. Your content will never fall behind your other windows even as you switch tasks.Discontinued
The official website is unavailable (domain for sale) and the last version (1.9) was released in October 2015. It can still be downloaded from the GitHub repository though.
Fluid is a floating browser built to view your favorite media like Netflix, Youtube and Hulu right alongside your work. Fluid works just like any other browser, however, once active Fluid only shows your media or web content hiding away all other features of thebrowser.
HeliumLift is a revamp of Jaden Geller's floating browser window, Helium. Read the news, browse the web and do more all while watching your favorite show in a convenient Picture-in-Picture window. Your content will never fall behind your other windows even as you switch...
Picture in Picture (PiP) allows watching videos from the internet while working at a computer. Using unique algorithms, the program finds videos on web pages and allows to open them in a floating window, that remains in the front.