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About GPT Skin
GPT Skin generates custom visual themes for ChatGPT, Codex Dream Skin Studio, and Claude Desktop, all processed locally in your browser with no account and no image upload to any server. Upload any image, tune the visual treatment, and download an installable macOS ZIP that includes the Codex Dream Skin Studio runtime, verification tools, and a one-click restore path. Free to use, no sign-up required.
Updated 9/22/2026
Key Features
- Custom skin generator — upload any image to create a personalized ChatGPT, Codex, or Claude workspace theme
- Browser-local processing — all generation happens in your browser over localhost CDP, no server upload
- No account required — start building and downloading skins immediately without signing up
- Installable macOS package — generates a complete ZIP bundling the Codex Dream Skin Studio runtime and your theme
- One-click restore — built-in verifier, signature checks, and restore launcher for safe installation
- Live preview workspace — test contrast, focus, and atmosphere against real interface density before installing
- Multiple theme moods — predefined starting points like Violet Rain, Ember Shift, Night Tide, and Quiet Moss
- Platform-specific adapters — separate tools for Codex, ChatGPT desktop, and Claude Desktop skins
- Open-source runtime — the included adapter is MIT-licensed and fully inspectable
- Update-safe skins — themes include verifiers and restore workflows that survive app updates
Pricing Structure
- Free — $0 — Full skin generation, macOS ZIP download, and restore tools. No paid tiers.
Why People Use It
GPT Skin lets you create custom visual themes for ChatGPT, Codex Dream Skin Studio, and Claude Desktop — all generated locally in your browser with no account required. Upload any image, preview it against a real desktop-style workspace, and download an installable macOS ZIP that includes verification tools and a one-click restore path. The MIT-licensed runtime never uploads your image to a server, keeping personal artwork private while producing a reversible, update-safe installation.
See GPT Skin in Action