GridSnap – an open-source Divvy-style window snapper for macOS
GridSnap is a free, open‑source utility for macOS that lets users arrange application windows in customizable grid patterns, functioning similarly to the commercial tool Divvy. Developed by community contributors, the program offers keyboard shortcuts and drag‑and‑drop controls to quickly resize and position windows. Its source code is publicly available for modification and redistribution under the MIT license.