Pattern Monster - Pattern Monster is a pattern maker app to create vector patterns for your projects
Doodad.dev's Pattern Generator - A free tool for creating unique, royalty-free, repeatable patterns.
PatternPad - Create beautiful geometric patterns
SVG Stripe Generator - SVG Stripe Generator is an easy-to-use tool that enables you to create unlimited stripes and then download them to the device.
Patternizer - Create awesome background patterns in just a few minutes
MagicPattern - The best design toolbox with 10+ tools for anyone