Patterninja

Patterninja is a web-based application designed specifically for creating and customizing repeating patterns. Users can start by selecting from a built-in free library of images, illustrations, and shapes, or upload their own image files to use as pattern elements. The tool allows for dragging, rotating, scaling, and layering these elements on a canvas, with a live preview of how the pattern repeats in both horizontal and vertical directions. Users can adjust the spacing, alignment, and transparency of each element to achieve precise visual effects. The application supports a variety of repeat modes, including basic block repeats, half-drop repeats, and custom offset arrangements. Color adjustment tools enable users to modify hues, saturation, and brightness of individual elements or apply global color filters. Once the pattern is finalized, it can be exported in high resolution (up to 300 DPI or more) and in common formats such as PNG and JPEG. These exported patterns are suitable for a range of real-world applications: printing on fabric for apparel or home decor, creating wrapping paper, designing wallpaper, producing custom gift wrap, crafting scrapbooking materials, generating backgrounds for websites or social media graphics, and even preparing surface designs for product packaging. The interface is streamlined with a tutorial for first-time users, guiding them through the core steps of adding elements, arranging them in the repeat grid, and exporting the final result. Patterninja is particularly useful for graphic designers, textile artists, hobbyist crafters, small business owners who need custom surface patterns, and educators teaching design principles. The application does not require any software installation; it runs entirely in a browser, making it accessi