Outline

Add a solid outline around the sprite.

or
Color
Thickness: 1px

Make sprites pop against any background with a clean outline.

Outlines are the cheapest way to make a sprite read clearly against a busy background. The Outline tool wraps any transparent sprite with a configurable border in any color, perfect for enemies, items, and UI elements that need to stand out.

What you can build with it

  • Add black outlines for cel-shaded sprites
  • White outlines for highlighting interactive items
  • Color-coded outlines for team/faction sprites

Frequently asked

Does it work on sprites that already have outlines?+

Yes — it adds an additional outer outline, useful for layered styles.

Related tools

Need to do more than outline?

StudioSprite gives you AI sprite generation, animation, palette tools, and a full suite of free utilities — all in one workspace.

Tool slug: outline