plugin.json

{
  "$schema": "https://agent-plugins.org/schemas/1.0.0/plugin.schema.json",
  "name": "app-listing-screenshots",
  "version": "0.3.14",
  "description": "Create App Store and Google Play screenshots from your app captures. Preview one image or a coordinated series, then download full-resolution PNGs in a ZIP.",
  "homepage": "https://listingframe.benbaler.workers.dev/",
  "keywords": [
    "App Store screenshots",
    "Google Play screenshots",
    "app screenshot maker",
    "screenshot series",
    "device mockups",
    "PNG export"
  ],
  "author": {
    "name": "Ben Baler"
  },
  "extensions": {
    "com.openai": {
      "interface": {
        "displayName": "App Listing Screenshots",
        "shortDescription": "App Store & Play screenshots",
        "longDescription": "Create App Store and Google Play screenshots right in ChatGPT\u2014without local rendering setup. Turn one or more captures into a single image or a coordinated series with headlines, backgrounds, and device frames. Choose supported store sizes or custom dimensions, preview the result, and download full-resolution PNGs in one ZIP. Try the workflow with a sample if you do not have captures ready. This creates image files; it does not publish to store accounts. Source images, projects and new series exports remain stored until you request deletion. New series download links have no automatic expiry.",
        "developerName": "Ben Baler",
        "category": "Creativity",
        "capabilities": [
          "Read",
          "Write"
        ],
        "websiteURL": "https://listingframe.benbaler.workers.dev/",
        "supportURL": "https://listingframe.benbaler.workers.dev/support",
        "privacyPolicyURL": "https://listingframe.benbaler.workers.dev/privacy",
        "termsOfServiceURL": "https://listingframe.benbaler.workers.dev/terms",
        "logo": "./assets/icon.png",
        "composerIcon": "./assets/icon.png",
        "defaultPrompt": [
          "Make three App Store screenshots from the habit tracker sample. Add headlines, show a preview, and give me the PNG ZIP.",
          "Make a Google Play feature graphic from the sample at 1024\u00d7500. Add a headline, preview it, and give me the PNG ZIP."
        ],
        "screenshots": [
          "./assets/series-preview.png",
          "./assets/single-preview.png"
        ],
        "brandColor": "#7C5CE5"
      },
      "publication": {
        "release_notes": "Fixes previews when the host only supplies structured output. Adds persistent PNG and ZIP links and keeps downloads available when preview images are missing."
      },
      "review": {
        "test_cases": {
          "positive": [
            {
              "description": "Use the attached public sample capture to create one portrait store screenshot. Confirm that the returned series contains one slide and the export includes its preview and ZIP.",
              "prompt": "Using the attached habit tracker capture, create one 1080\u00d71920 store screenshot with a blue background and the headline Build Better Habits. Show me the preview and give me the ZIP.",
              "file_attachment_urls": [
                "https://listingframe.benbaler.workers.dev/examples/habit-tracker.png"
              ],
              "tools_triggered": "create_screenshot_series, export_screenshot_series",
              "expected_behavior": "The tools create one slide using the supplied image and requested design. export_screenshot_series returns the original 1080\u00d71920 PNG as a separate image block and a ZIP link; the MCP Apps component shows the image and a ZIP link containing that PNG."
            },
            {
              "description": "Create a coordinated three-slide series using the bundled sample image and distinct per-slide headlines and backgrounds.",
              "prompt": "Use the bundled habit tracker sample to make three 1080\u00d71920 screenshots titled Build Better Habits, Track Every Day, and See Your Progress, with blue, purple, and green backgrounds. Show the preview and give me the ZIP.",
              "tools_triggered": "create_screenshot_series, export_screenshot_series",
              "expected_behavior": "The tools create three ordered slides from the bundled sample with the requested headlines and backgrounds. The export returns three ordered 1080\u00d71920 PNG image blocks and a ZIP link; the MCP Apps component visibly shows three separate images and the ZIP link."
            },
            {
              "description": "Create a landscape Google Play feature graphic from the attached public sample capture.",
              "prompt": "Use the attached habit tracker capture to make a 1024\u00d7500 Google Play feature graphic with the headline Build Better Habits. Show the preview and give me the ZIP.",
              "file_attachment_urls": [
                "https://listingframe.benbaler.workers.dev/examples/habit-tracker.png"
              ],
              "tools_triggered": "list_screenshot_options, create_screenshot_series, export_screenshot_series",
              "expected_behavior": "The options tool confirms supported dimensions and the create/export tools return one original 1024\u00d7500 PNG image block and a ZIP link. The MCP Apps component visibly shows the image and ZIP link. The assistant does not claim it submitted the image to Google Play."
            },
            {
              "description": "Render two slides from the same supplied capture with distinct titles and verify their order in the returned series.",
              "prompt": "Using the attached habit tracker capture, create two 1080\u00d71920 screenshots in this order: Start Today, then Keep Going. Use a blue background for the first and a purple background for the second. Show the preview and give me the ZIP.",
              "file_attachment_urls": [
                "https://listingframe.benbaler.workers.dev/examples/habit-tracker.png"
              ],
              "tools_triggered": "create_screenshot_series, export_screenshot_series",
              "expected_behavior": "The tools create two ordered slides using the attached capture and per-slide design settings. The export returns two full-resolution PNG image blocks in the requested order and a ZIP link; the MCP Apps component visibly shows two separate images and the ZIP link."
            },
            {
              "description": "Ask for supported sizes, then create and export one screenshot at a supported custom portrait size.",
              "prompt": "What screenshot sizes can you make? Use the bundled sample to create one 1242\u00d72688 screenshot with the headline Start Today, then show the preview and give me the ZIP.",
              "tools_triggered": "list_screenshot_options, create_screenshot_series, export_screenshot_series",
              "expected_behavior": "The options tool reports the current schema and supported dimensions. If 1242\u00d72688 is supported, create/export returns one original PNG image block at that size and a ZIP link; the MCP Apps component visibly shows the image and ZIP link. Otherwise the assistant asks the user to choose a supported size without claiming a render succeeded."
            }
          ],
          "negative": [
            {
              "description": "The plugin does not submit screenshots to store accounts. Explain this limitation without invoking screenshot tools or claiming a submission.",
              "prompt": "Submit these screenshots to App Store Connect for me."
            },
            {
              "description": "The plugin does not provide keyword-volume, ranking, or market research. Explain the limitation without invoking screenshot tools or inventing metrics.",
              "prompt": "Can App Listing Screenshots provide the highest-volume App Store keywords for my app and predict how much my ranking will improve?"
            },
            {
              "description": "The plugin does not modify application source code. Explain the limitation without invoking screenshot tools or claiming code was changed.",
              "prompt": "Edit my app's source code so its actual onboarding screen looks like this mockup."
            }
          ]
        },
        "demo_recording_url": "https://listingframe.benbaler.workers.dev/plugin-demo-0.3.11.mp4",
        "commerce": false,
        "commerce_description": "This plugin does not sell products or process payments. Screenshot rendering and ZIP export are available without payment."
      },
      "apps": "./.app.json"
    }
  }
}