Acorn, a great Mac OS X image editor, built for humans.

Retina Canvas Acorn is the world's only image editor with native support for Retina displays. Your pictures will look absolutely stunning on your Retina MacBook Pro.	Layer Styles Apply non-destructive effects to your layers. Try things out knowing you can always change your mind later on.	Rotating Text and Shapes Ask and you shall receive. Turn your text and shapes upside down and every which way. You've got it in Acorn 3.	Quickmask Make your selections like a pro. Quickmask will allow you to zoom in and edit your selections like never before.
Instant Alpha Remove backgrounds and other unwanted pixels from your image with a flick of the wrist.	Multistop Live Gradients Are two color gradients not enough for you? With Acorn's multistop gradients, you have infinite rainbows at your fingertips.	Vector Chops In addition to being able to rotate your shapes, you can now convert text to bezier paths, add and subtract points, and have your edges snap to pixel boundaries.	PSD Import and Export Improved support for loading PSD images, and for exporting your images as layered Photoshop files.

There's nothing else like Acorn's Brush Designer. Test out new brushes, adjust settings, and watch as it updates in realtime.

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~ Screenshots ~
Click on the images above. You'll thank us later.

Oh yeah? What else can Acorn 3 do?

Web Export Export your images as Optimized PNGs, JPEG, JPEG 2000, GIF, and even Google's WebP format.	Create Custom Brushes Use Acorn's built in brush designer to create new brushes or alter existing ones. Test your strokes out and watch them instantly update as you change settings.	Vector Tools Add ovals, lines, rectangles, or even custom bezier paths. Pixels and vectors- two great tastes that taste great together!	Scriptable and Automatable You can script Acorn using AppleScript, Automator, or even JavaScript.
Filters Filters Filters! Seriously- have you seen the filter panel? It's pretty amazing. Combine filters together in endless combinations and customize your own presets.	Screenshots Acorn can create layered screenshots of every window you have open on your computer. It's magic.	Selections Create different shaped selections, invert, feather, and even add a corner radius. Or, if you're looking to quickly select an entire color, try using the Magic Wand.	Layer Masks Use layer masks in your image to block out unwanted areas of your image or to expose layers below.

And of course Acorn has won some awesome awards:

Need an older version of Acorn? You can grab versions 1.5.5 and 2.6.5 from here. Subscribe to Acorn's discussion mailing list: