Acorn (software)

Last updated
Acorn
Developer(s) Flying Meat Inc.
Initial releaseSeptember 10, 2007;16 years ago (2007-09-10)
Stable release 7.4.3 [1]   OOjs UI icon edit-ltr-progressive.svg (25 September 2023;3 months ago (25 September 2023)) [±]
Operating system macOS
Type Raster graphics editor
License Proprietary
Website flyingmeat.com/acorn/

Acorn is a raster graphic editor for macOS developed by August Mueller of Flying Meat Inc, based out of Mukilteo, Washington, United States. Acorn was first released on September 10, 2007 [2] and was built upon the framework of a previous image editing application of Flying Meat Inc., FlySketch. [3]

Contents

Acorn makes extensive use of Apple's Core Image framework for its image processing. [4] [5] The native file format of Acorn is .acorn. Acorn combines vector drawing with bitmap editing, [6] and has been described as an alternative to Photoshop. [7] Key features of Acorn include image filters, a custom color picker, a brush designer, and image editing tools such as crop, erase, paint, select, pan, zoom, move, clone, smudge, dodge, and burn. [8]

Major Features

Version history

VersionInitial Release DateOS CompatibilityNotable Features
1.0 - 1.5.5 [13] [14] September 10, 200710.4 - 10.10 [15] Initial release; [16] brush designer, [14] fancy crop, open and save JPEG 2000 images
2.0 - 2.6.5 [13] September 13, 200910.6 - 10.10 [15] Layered screenshots, rulers, RAW image support, 64 bit support, touchup tools, JSTalk scripting support, AppleScript support, layer groups, guides and snapping, layer masks, WebP
3.0 - 3.5.2 [13] April 12, 201110.6 - 10.10 [15] Layer styles, [17] quick mask, instant alpha, [9] live multi-stop gradients, new filters, add/subtract points on Bézier curves, full screen support, autosave and versions, retina canvas support, [18] smart layer export, web export scaling, new blending modes [19]
4.0 - 4.5.7 [13] May 2, 201310.8 - 10.12 [15] Nondestructive stackable filters, [7] curves adjustment, [11] vector line join style, multi-layer selection, [10] save selection with file, CMYK support when saving as JPEG and TIFF, editable image depth, sharing support, soft eraser, live font updates, live blending updates, share extension for Photos
5.0 - 5.6 [13] August 20, 201510.10+ [15] Shape processor, nondestructive curves and levels, improved PDF import, Photoshop brush import, image metadata editing, basic SVG support, deep color image support, circle text tool, new color picker, improved color management [20]
6.0 - 6.3.3 [13] July 10, 201710.11+ [15] Text on a path, clone tool works across layers and images, new Web Export features, smart layer export settings palette, new Bézier tools, color profiles, make shape from selection [21]
7.0 [13] March 17, 202110.14+ [15] Support for Mac computers with Apple silicon, tabbed document interface, new Export window, animated GIF export, perspective fix and crop tool, new color picker, Spotlight-like command bar [22]

Reviews and awards

See also

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References

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