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MCP server to generate App Store screenshot mockups from raw screenshots

An open-source MCP server that takes raw app screenshots and produces App Store-ready preview images. It uses Claude to analyze app colors, propose themes and captions, and renders framed, captioned mockups (1284x2778) ready for upload to App Store Connect. Built for developers who need to create App Store preview images without manual design work.

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2 engagement·1 source·Sat, Jul 11, 2026, 01:42 PM
Notable capabilities: analyzes app colors via a palette extractor, proposes themes and captions, waits for user approval, then renders iPhone frames procedurally using Pillow (no assets). Tech stack: Python, Pillow, MCP protocol. Open source, installable with one uvx command. Built using Claude Code. Traction: 2 upvotes on Reddit.

Entities

Claude(model)Pillow(tool)MCP(concept)

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