Pattern Monster - Pattern Monster is a pattern maker app to create vector patterns for your projects
Robolly - Auto‑personalize your open graph, social posts & more
PatternPad - Create beautiful geometric patterns
OG IMPACT - A free, open source API for generating social media images
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.
Social Image Generator - Automatically Generate Social Images For Your WordPress Site