Roblox Asset Downloader — MitsikDev

Download Roblox images, decals, audio, video, textures, meshes, animations or other assets directly using their IDs, with preview support.

As a developer and supporter of various Roblox projects, I often receive requests from my colleagues to retrieve old images or animations that are only available in Studio. This tool was born from my own need to easily access and download these assets. Now, I'm sharing it with the community to help other developers who face similar challenges.

Roblox Asset Downloader is a simple, fast, and efficient tool for downloading Roblox images. Perfect for developers, designers, and content creators who need quick access to Roblox image assets.

Features:

Multiple Asset Type Support:

• Images: PNG, JPEG, GIF, WebP formats
• Audio: MP3, WAV, OGG formats
• Video: MP4, WebM, HLS (M3U8) playlists
• Roblox Models: Binary (.rbxm) and XML (.rbxl) place files
• Roblox Meshes: 3D mesh files (.mesh)
• Text files: TXT, JSON formats

Multiple ID Format Support:

• Plain numbers (e.g., 131316599669454)
• rbxassetid:// format (e.g., rbxassetid://3570695787)
• Full Roblox URLs (e.g., http://www.roblox.com/asset/?id=6355578555)

Smart Asset Detection:

• Magic number file signature detection
• Automatic correct file extension assignment
• Content-Type header fallback
• No more unusable .rbxm files for non-models

Rich Preview System:

• Image previews with full resolution
• Audio player with controls
• Video player with controls
• HLS playlist information
• Model file asset reference previews
• Official Roblox thumbnail integration

Enhanced History Management:

• View your recent successful downloads
• Quick access to previously downloaded assets
• Preview thumbnails for all asset types
• One-click download from history
• Smart text truncation for long file types
• Easy history cleanup

Model File Intelligence:

• Extracts asset references from binary models
• Shows previews of referenced textures/assets
• Displays asset information from XML place files
• Thumbnail previews for all referenced assets

User Experience:

• Wider interface (400px) for better readability
• Clean, modern design
• Hover tooltips for full information
• Responsive layout that prevents button overflow
• Support request and coffee donation buttons

Developer Friendly:

• Free and unlimited usage
• No ads or tracking
• Open source
• Powered by specialty coffee ☕

How to Install

1. Click "Add to Firefox" on this page
2. Confirm the installation in the popup
3. Click the extension icon in your toolbar to start using it

How to Use

1. Click the extension icon
2. Paste a Roblox asset ID, URL (e.g., http://www.roblox.com/asset/?id=123456789), or rbxassetid:// link
3. Click "Check Asset" to preview
4. Click "Download" to save the file

Supported Asset Types:

• 🖼️ Images: PNG, JPEG, GIF, WebP
• 🎵 Audio: MP3, WAV, OGG
• 🎬 Video: MP4, WebM, M3U8 (HLS)
• 🏗️ Models: Binary (.rbxm) and XML (.rbxl)
• 🔺 Meshes: 3D mesh files (.mesh)
• 📄 Text: TXT, JSON files

Perfect for:
• Game developers
• Graphic designers
• Content creators
• Asset designers
• Producers

This extension respects your privacy and doesn't collect any personal data. Please use responsibly and respect copyright.