What are some alternatives?
When comparing Marketing Inspo and Retrowave Illustration Pack, you can also consider the following products
Illustration Tools - Directory of tools and resources for illustrators
Stubborn Illustrations - 30 little exciting stories from the startup world
SaaSFrame - Browse hundreds of SaaS marketing pages, product interfaces and email flows.
Stories by Freepik - Awesome illustrations for your next project
Blush - Illustrations for everyone
Atlassian Design - Design, develop, and deliver