ScreensDesign

Library of recorded iOS app screens, onboarding and paywalls that app teams and their AI agents can search.

screensdesign.com

Running since2018Launch year from the maker

Details

What it does: Design and images
Who it’s for: Developers, Software companies
Works on: Web, API
Works with: openai, claude, cursor
Tags: app design library, paywall examples, onboarding flows, mcp server, ui research

Datadef
Generates editable architecture, ER and cloud diagrams from a description, SQL, Prisma, Terraform or a code repo.
Since 2025
Free plan · Design and images · Developers
Pexafy
API that searches nine free stock photo sites by meaning with a single key; all images can be used without crediting anyone.
Free plan · Design and images · Creators and writers
Mermaid Chart
Make diagrams from Mermaid code, a visual editor or AI prompts, and use them inside IDEs, GitHub, Jira and Confluence.
Since 2025
Free plan · Design and images · Developers
StarUML
A desktop app for drawing UML, ERD, SysML, BPMN and C4 diagrams when designing software systems.
Design and images · Developers