My two cents would be to stay focused - there are a ton of general image search resources online. unsplash.com for example seems hard to beat. One place to cons

My two cents would be to stay focused - there are a ton of general image search resources online. unsplash.com for example seems hard to beat. One place to consider expanding to would be CSS animated gradients though. In terms of generating code: - Android - iOS (objective-c + swift) - React Native - Flutter seem like the most popular non-CSS based mobile frameworks.