🎮
← Back to tools

📦 Smart Sprite Sheet Packer

Pack multiple PNGs into optimized sprite sheets with engine-ready JSON for Unity, Cocos, and Godot.

Loading tool…

Related tutorials

Practical guides connected to this tool.

View all
sprite sheet packerTexturePacker alternativeatlas JSON2D game assets

Smart Sprite Sheet Packer — overview

Smart Sprite Sheet Packer arranges PNGs into atlases with Unity, Cocos, and Godot JSON— a TexturePacker alternative for indie 2D teams.

Why AI helps

Manual packing wastes atlas space. Smart layout maximizes sheet usage and outputs engine-ready data.

Use cases

  • • Character animation sheets
  • • UI atlas batches
  • • Import from sprite cutter
  • • Jam-ready exports

How to improve asset efficiency

  • • Default 2048 atlas fits most 2D games
  • • Set padding to avoid bleeding
  • • Pick engine JSON upfront
  • • Chain with AI sprite cutter

Supported formats

PNG atlasUnity JSONCocos JSONGodot JSONZIP bundle

Recommended workflow

  1. 1 Finish AI cutting or gather PNGs
  2. 2 Upload to packer and pick engine
  3. 3 Preview layout and frame names
  4. 4 Import atlas into engine

How to use

  1. 1 Upload PNGs or import slices
  2. 2 Set atlas size and padding
  3. 3 Choose engine JSON format
  4. 4 Download ZIP with PNG + JSON

Related tutorials

如何为 Unity 制作 Sprite Sheet 精灵图

介绍从多张 PNG 到一张图集和 JSON 描述文件的基础工作流。

FAQ

Yes—smart packing with Unity/Cocos/Godot export for lightweight indie pipelines.