The release of iDeal OS 4.1 introduces a significant system update - a single ISO image for both the 'Emerald' and 'Diamond' editions. Anyone who supports our project with a small donation, will be given an activation key to unlock all the features of the 'Diamond' edition. There's no need to download or reinstall anything, just use our new activation tool. A comparison chart of the major installed applications can be found here. All packages and applications have been updated. Linux kernel updated to version 6.12.63. General system optimization. Now available in the 'Diamond' edition: a Windows 11-like Start Menu in dark and light variants; MKVToolNix GUI, a set of tools to create, modify and inspect Matroska files; Sweet Home 3D, an advanced 3D interior design application; Subtitle Composer, perfect for subtitling, transcriptions and translations; Planner, a project management tool with Gantt charts.