IconsExtract - Extract icons and cursors stored in EXE, DLL, OCX, CPL files
Sketch Mirror - Preview your iOS designs directly on your devices
IconViewer - Bot Productions's IconViewer utility allows you to view, copy, and save the icons in a file through its property sheet.
Crystal: Sketch Mirror for Android - Crystal: Sketch Mirror for Android is an application that is designed for viewing your sketch designs in real-time, navigate prototypes and download content related to the sketches for offline viewing.
Quick Any2Ico - Quick Any2Ico is a FREE Portable Application that creates high quality Icon files from any File...
Flowkit - Sketch library for user flows/content maps/annotations