Zephyr

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On the record

Animation

Animations use a frame timeline with per-frame delays and Forward, Reverse, or PingPong playback, and can loop.github.com · read 30 Sep 2026

Atlas packing

It offers Shelf and MaxRects packing algorithms, configurable padding, and a maximum texture size, with the atlas updating in real time.github.com · read 30 Sep 2026

Downloads

The download page lists Windows, macOS, and Linux archives for version 0.2.1, including Windows and Linux ARM64 builds.aristurtledev.itch.io · read 30 Sep 2026

Export

Export writes a packed atlas texture and JSON metadata containing sprite positions, pivot points, hitboxes, and animations.github.com · read 30 Sep 2026

Installation

The maker says to extract the platform archive and run the executable, with no installation required.github.com · read 30 Sep 2026

Maker

The project credits Christopher Whitley (AristurtleDev) as its copyright holder and Aristurtle as its itch.io author.aristurtledev.itch.io · read 30 Sep 2026

Project files

Projects are saved as one .zephyr file, while source images are referenced by paths relative to that file and need to remain alongside it.github.com · read 30 Sep 2026

Purpose

Zephyr is a texture packer and sprite editor with animation support for 2D games.github.com · read 30 Sep 2026

Security

The repository links a GitHub security policy, but the opened page does not provide security or compliance details.github.com · read 30 Sep 2026

Source license

The source code is licensed under the MIT License; the artwork and mascot are separately reserved by the copyright holder.github.com · read 30 Sep 2026

Sprite hitboxes

Sprites can have Rectangle, Circle, or Polygon hitboxes whose shapes and positions are editable with interactive handles.github.com · read 30 Sep 2026

Sprite workflow

It organizes sprites in a tree, packs them into an atlas, supports per-sprite pivots and hitboxes, defines animations, and exports a texture with JSON metadata.github.com · read 30 Sep 2026

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