GridMove - GridMove - A window management tool that can quickly arrange your windows into desktop grids.
MJML - The open source framework for responsive emails
WinDock - WinDock is a window manager ideal for large, or multi-monitor setups. Features:
Stripo - Stripo is an all-in-one email design platform. We enable our clients to build emails of any complexity, including interactive AMP emails, really fast and easy.
QuickTile - A lightweight utility for allowing you to quickly snap windows to a tiling grid under your existing...
Templates by Email Monster - Hundreds of free, responsive email templates. Pick and edit.