Flexiglass 1.7 is a version of the macOS window management utility developed by Nulana, primarily recognized for introducing compatibility with macOS Mojave.
This "snapping" feature allows users to drag a window to the edges or corners of the screen to automatically resize it into halves, quarters, or full-screen. Flexiglass 1.7
It offers modified behaviors for standard OS buttons, such as right-clicking the green button to maximize or the red button to quit the entire application. Evolution and Legacy Flexiglass 1
The application is designed to streamline the way users interact with windows on a Mac, moving beyond the traditional title-bar-only interactions. Its primary features include: Evolution and Legacy The application is designed to
It supports gestures on MacBook trackpads and Magic Trackpads for window manipulation.
Version 1.7, released in late 2018, was a critical update to ensure the app remained functional as Apple introduced stricter security and accessibility requirements in macOS Mojave. While it was a "must-have" for many power users who preferred Windows-style window snapping before Apple natively integrated similar features, later users reported performance issues and bugs on modern macOS versions.
Users can move or resize any window by hovering over it and pressing a definable modifier key (like Option or Command) while dragging, rather than needing to click the title bar or corners.