<h2 id="mgc-metadata-gallery-converter">🖼️ MGC - Metadata Gallery Converter</h2>MGC is a lightweight, portable app with a simple goal: Make it easy to view, edit, and convert metadata from <code>.png</code> images generated by ComfyUI, Stable Diffusion, or TensorART—and make it all play nice with Civitai.<hr /><h3 id="update!">🔒 Update!</h3>If your antivirus flags it as a false positive, don’t worry—it’s because I used auto-py-to-exe to package everything neatly and hide a bunch of Python folders. I'm currently waiting for the digital signature. And yes—it's open source. You can also find the version on my <a target="_blank" rel="ugc" href="https://github.com/HerrscherAGGA/MGC---Metadata-Gallery-Converter-/tree/MGC">GitHub</a>, or just check the included files in the article.💡 Tip: If you prefer not to run it on your PC, try the <a target="_blank" rel="ugc" href="https://github.com/HerrscherAGGA/MGC---Metadata-Gallery-Converter-/blob/MGC/civitai_metadata_fixer(google_colab).py">Google Colab version</a>. It's simpler, runs in your browser, and works just as well.<hr /><h3 id="why-i-made-this">🎯 Why I Made This</h3>Honestly, I was just tired of copying prompts manually. When uploading images from TensorART to Civitai, the metadata often goes missing—even if Tiefsee can read it, retyping everything was a pain.So I built MGC to fix that.With it, you can:<ul><li>Browse your images in a gallery view</li><li>Instantly see all prompts and settings</li><li>Copy, edit, and save them however you want</li><li>Export them in a Civitai-compatible format</li></ul><hr /><h3 id="key-features">🛠️ Key Features</h3><ul><li>✅ Thumbnail gallery (just drop a folder or drag in images)</li><li>✅ Supports <code>.png</code>, <code>.jpg</code>, <code>.jpeg</code>, and <code>.webp</code></li><li>✅ Quick navigation with ↑ and ↓ keys</li><li>✅ Clearly shows:<ul><li>Positive &amp; Negative Prompts</li><li>Steps, Sampler, Seed, Model, etc.</li></ul></li><li>✅ One-click “Copy All”</li><li>✅ Convert to Civitai format instantly</li><li>✅ Save prompts as <code>.txt</code> or embed them back into <code>.png</code></li><li>✅ Language toggle (English &amp; Spanish)</li><li>✅ Alerts you if metadata is missing (especially for <code>.jpg</code>)</li></ul><hr /><h3 id="how-to-use-it">📦 How to Use It</h3><ol><li>Extract the <code>.zip</code> wherever you like (even a USB stick).</li><li>Run <code>MGC_byAGGA.exe</code>.</li><li>Drop a folder or open one with the 📂 button.</li><li>Click a thumbnail or use the arrows.</li><li>That’s it — the metadata shows up automatically.</li></ol>From there, you can:<ul><li>Copy or edit the prompts</li><li>Save them as <code>.txt</code></li><li>Save them as <code>.png</code> with fixed metadata</li><li>Convert them to Civitai format</li></ul><hr /><h3 id="requirements">ℹ️ Requirements</h3><ul><li>Works on Windows 8 or newer</li><li>Doesn’t need installation</li><li>Doesn’t need internet</li><li>Just works 🙂</li></ul><hr /><h3 id="still-improving">🧪 Still Improving</h3>This app is still growing. If you find a weird image format, or have ideas for features you’d love to see, feel free to share them. I made this for myself… but also for you, if you’re tired of redoing the same steps every time. 😅<hr /><h3 id="made-by-a-frustrated-user-(me)">👨‍💻 Made by a frustrated user (me)</h3>Who just wanted his prompts back.

MGC - Metadata Gallery Converter | Prompts Editor

🖼️ MGC - Metadata Gallery Converter MGC (Metadata Gallery Converter) is a free and open-source graphical application designed to view, edit, and convert metadata from images generated by AI tools such as ComfyUI, Stable Diffusion, and TensorArt, into a format compatible with Civitai. It is a portable, lightweight, and intuitive tool, ideal for managing AI-generated images without requiring installation.Source code available on assets.🎯 Purpose MGC simplifies the management of metadata for AI-generated images, eliminating the need to manually copy prompts and parameters. It addresses common issues, such as metadata loss when uploading images to Civitai, providing a unified interface to:View images in a gallery with thumbnails. Extract and edit positive prompts, negative prompts, and generation parameters. Save metadata as .txt files or Civitai-compatible .png images. Customize the user experience with language, color, and keyboard shortcut options.🛠️ Key FeaturesImage Gallery: Browse thumbnails of images in a folder, supporting .png, .jpg, .jpeg, and .webp formats.Intuitive Navigation: Use arrow keys (↑, ↓, ←, →) or click thumbnails to explore the gallery, with global shortcuts throughout the application.Automatic Metadata Extraction: Displays automatically:Positive prompt.Negative prompt.Generation parameters (steps, sampler, seed, model, etc.).Metadata Editing: Add or modify prompts and parameters manually if not detected.Metadata Export: Save metadata to .txt files.Embed metadata in Civitai-compatible .png images.Copy prompts and parameters to the clipboard with a single click.Prompt Generator: Import tags from platforms like Danbooru, with tools to clean and convert prompts.Advanced Tools:Customize keyboard shortcuts.Batch export metadata to .txt.Batch edit prompts (add prefixes/suffixes).Adjust interface colors and transparency.Zoom, rotate, and crop images.Multilingual Support: Switch between English and Spanish with a button in the interface. Built-in Help: Access basic instructions via the "❓ Help" button.📦 Requirements and Installation MGC is a portable application that requires no installation.To get started:Download: Obtain the mgc_mainv2.exe executable from Civitai or clone the repository from GitHub.Folder Structure: Ensure the assets/iconos, assets/temp_demo, and assets/CHANGELOG folders are present. You may replace the contents of assets/temp_demo, but do not delete the folder or its icon.System Requirements: Operating system: Windows 10 or higher (tested on Windows 11).Supported formats: .png, .jpg, .jpeg, .webp. No additional dependencies required.Note: If no image folder is selected, MGC defaults to assets/temp_demo.💻 How to Use MGCOpen Folder: Click "Open Folder" to load a directory containing images (.png, .jpg, .jpeg, .webp).Navigate the Gallery: Use arrow keys or click thumbnails to select an image.View Metadata: Prompts and parameters are displayed automatically in the metadata tab.Edit Metadata: If no metadata is detected, use manual fields to add prompts and parameters.Copy or Save Metadata: Copy All: Copy prompts and parameters to the clipboard.Save as .txt: Export metadata to a text file.Save as .png: Embed metadata in a Civitai-compatible image.Prompt Generator: Import tags from platforms like Danbooru and use cleaning and conversion tools.Advanced Tools: Access options like custom shortcuts, batch export, batch prompt editing, zoom, rotation, or cropping from the "Other Advanced Tools" menu.Help: Click the "❓ Help" button for basic in-app instructions.Usage ExampleLoad a folder with images generated by Stable Diffusion. Select an image to view its prompts and parameters. Edit the positive prompt to add a specific description. Save the metadata as .txt or embed it in a new .png for uploading to Civitai.📝 NotesCompatibility: Optimized for images from ComfyUI, Stable Diffusion, and TensorArt. Other formats may require manual metadata editing.Portability: All necessary resources are included in the executable and assets folders.Support: Report bugs or suggest improvements on GitHub Issues or Civitai.Languages: The interface supports English and Spanish, configurable via the 🌐 button. Free and Open Source: MGC is completely free and licensed under the MIT License.🤝 Contribution We welcome contributions to improve MGC! To contribute:Fork the repository on GitHub. Create a branch for your changes (git checkout -b feature/new-feature). Submit a pull request with a clear description of the improvements. Report bugs or ideas on GitHub Issues.📜 License MGC is distributed under the MIT License. See the LICENSE file for details. 📌 Changelog See update details in assets/CHANGELOG/CHANGELOG_en.markdown (English) or assets/CHANGELOG/CHANGELOG_es.markdown (Spanish).Developed with ❤️ by HerrscherAGGA for the AI community.

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