I Built a Simple Tool for Creating Seamless Repeating Patterns

Creating a repeating pattern sounds simple: place the same image side by side and export it. In practice, the edges rarely match. Visible seams appear, previews become difficult to inspect, and exporting large repeated layouts can quickly become tedious. That’s why I built Seamlessify, a browser-based tool for turning ordinary images into seamless, tileable patterns. What it can do The free direct-stitching workspace lets you: Upload PNG, JPG, or WebP images Use direct stitching or blend visible edges Preview the result as a 3×3 repeating pattern Zoom in to inspect boundaries Control repeat count and output dimensions Process multiple images in batches Export PNG, JPG, or ZIP files The direct-stitching workflow runs in the browser and doesn’t require an account. Optional AI pattern generation I also added an AI workspace for creating new seamless images from: A text prompt A reference image A reference image combined with written instructions Generated images can be downloaded directly or sent into the stitching workspace for additional processing, cropping, and batch export. The goal was to keep the workflow simple: generate or upload an image, inspect the repetition, make adjustments, and export—all without jumping between several different tools. Why I built it Many existing pattern tools are either too limited for batch work or include complicated controls that make a small task feel much bigger than it should. Seamlessify is designed to stay approachable for designers, print-on-demand creators, textile projects, wallpapers, backgrounds, packaging, and game assets. You can try it here: 👉 https://seamlessify.com I’d love to hear what formats, controls, or workflows would make it more useful for your projects.