When comparing Slate vs hyper, the Slant community recommends Slate for most people. In the question“What are the best power user tools for macOS?” Slate is ranked 24th while hyper is ranked 59th. The most important reason people chose Slate is:
Ranked in these QuestionsQuestion Ranking
Pro Extremely configurable
Pro Based on hotkeys
Hotkeys can be set to re-size and focus windows, as well as activate layout presets.
Pro Lets you set default layouts
By using a feature called "snapshots", users can set up different default window layouts in Slate that they can switch to and from on the fly.
Pro It's free
Slate is completely free to download and use, which is a great option in a field of Mac WMs that often costs money to use.
Pro Window hints
Slate offers window hints which are an intuitive way to change window focus.
Pro Allows for tiling
Slate allows for customizing the config file in order to emulate tiling windows.
Pro Built on electron, supports split panels and plugins
Pro Cross-platform due to electron browser-based foundation
Con Project maintainance is on pause
The developer is currently taking a pause to focus on other things as of December 2015.
Con Hard to configure
There's no graphical user interface for configuring Slate, meaning it has to be done from the command line interface or by editing a config file. This makes it somewhat difficult and time-consuming.
Con Still maturing as of December 2016
Folks noticed some issues in the 1.0 release cited here.
Con Made with Electron
It uses a considerable amount of resources, compared to other offerings.