If you are extending this feature, here is how the logic works:
analyze_metadata function specifically looks for the .json file often found alongside MV/MZ tilesets. If present, it parses the JSON to confirm if the user has defined specific collision or animation settings (though currently, it just displays the parsed grid size).The primary tool is Windows-only, but you have alternatives.
This guide uses the RPG Maker MV/MZ Graphics Tool (commonly called the "PNG Viewer" in forums). It works on Windows 7, 8, 10, and 11. rpg maker png viewer install
This guide covers what RPG Maker PNG Viewer is, why you might use it, and step‑by‑step installation instructions for Windows and macOS, plus basic usage and troubleshooting.
Before installing, it’s important to know which viewer fits your needs: If you are extending this feature, here is
This guide focuses on the most common standalone Windows‑based RPG Maker PNG Viewer (often found on GitHub or RPG Maker forums).
Before diving into the installation, it is crucial to understand why you need a specialized viewer. The primary tool is Windows-only, but you have alternatives
| Extension/Format | Game Maker Version | Description |
|-------------------|--------------------|-------------|
| .rgss2a | RPG Maker VX | Encrypted archive containing images, audio, and scripts. |
| .rgss3a | RPG Maker VX Ace | Stronger encryption than RGSS2. |
| .rpgmvp | RPG Maker MV | Encrypted PNG-like files. Not actual PNGs until decrypted. |
| .xyzzy (no ext) | Various | Raw image data with a custom header. |
A standard PNG viewer (like Windows Photos or Preview on macOS) will either show an error, a blank screen, or corrupted colors when trying to open these files. The RPG Maker PNG Viewer bridges this gap by: