Seamless Pattern Maker
Turn a motif into a seamless repeat — straight, half drop, brick or mirror — and download a print-ready tile.
Free · in-browser · no sign-up
Textile & Pattern Design Tools
Make and check seamless repeats, calculate print sizes and build colourways. Everything runs on your device — your artwork is never uploaded.
Featured tools
Seamless Pattern Checker
Spot seams before you print: tiled, horizontal, vertical and offset previews plus an edge-mismatch score.
Half Drop Repeat Generator
Build a half drop (or ⅓ / ¼ drop) repeat from any motif and export the rectangular tile printers need.
All tools
Repeat Tools4 tools
Seamless Pattern Maker
Turn a motif into a seamless repeat — straight, half drop, brick or mirror — and download a print-ready tile.
Half Drop Repeat Generator
Build a half drop (or ⅓ / ¼ drop) repeat from any motif and export the rectangular tile printers need.
Brick Repeat Generator
Offset each row by half the repeat width to create a brick (half-brick) repeat and export the tile.
Mirror Repeat Generator
Create two-way and four-way mirror repeats for symmetrical, medallion-style textile designs.
Pattern Checking2 tools
Seamless Pattern Checker
Spot seams before you print: tiled, horizontal, vertical and offset previews plus an edge-mismatch score.
Pattern Tiling Preview
Preview any repeat tile at different scales to judge rhythm, density and how it will look across a full width…
Colour Tools3 tools
Pattern Recolor Tool
Detect the colours in a pattern, swap any of them, and save several colourways side by side.
Color Palette Extractor
Pull the main colours from any image and download them as Photoshop swatches (.aco), ASE, GIMP palette or a palette…
Textile Color Palette Tool
Generate textile-friendly colour palettes from one key colour, with a neutral ground, locks, shuffle and a live pattern preview.
Print Calculators6 tools
Fabric DPI Calculator
Work out the effective DPI of your artwork at a print size, the print size at a DPI, or the…
Fabric Print Size Calculator
See how big one repeat prints, how many repeats fit across your fabric and how many fit down a length.
Image Resolution Checker
Check pixel size, embedded DPI, colour mode and the maximum print size of any image before sending it to print.
Pattern Scale Calculator
Calculate the scale percentage between two repeat sizes and what it does to pixel size and effective DPI.
Repeat Size Calculator
Work out the repeat width for a number of repeats across your fabric — or how many repeats a given…
Fabric Width Calculator
Fit your repeat to standard fabric widths, find repeat sizes that divide evenly and calculate fabric length.
Image Utilities4 tools
Image Crop & Resize Tool
Crop to exact ratios and resize by pixels, percentage or physical print size with DPI written into the file.
Pattern Rotation Tool
Rotate artwork by 90° steps or any angle, expand or keep the canvas, and preview the result as a repeat.
Pattern Flip / Mirror Tool
Flip artwork horizontally or vertically — for reversed screens, transfers and direction changes.
Image Format Converter
Convert up to 20 images between PNG, JPG and WebP (and AVIF where supported) with quality, resize and DPI options.
Presentation1 tool
Pattern Mockup Generator
Place your repeat on a fabric swatch, cushion, tote, dress or scarf for quick presentations and social posts.
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Newsletter
New repeats & tools, once a month
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