Provides compatibility with the Mac App Store and introduces a Dashboard widget. ($79.99 new, free update, 4.25 MB)

Adds a new Arrange by Shape feature and four new collage generators, along with interface tweaks and more flexible mosaic creation. ($229 new, free update, 91.8 MB)

Adds support for the new Mac App Store, along with one security fix and two minor bug fixes.

Numerous Keynote improvements, better EPUB exporting, and enhanced integration with the still-in-beta iWork.com. ($79 new, free update, 67.06 MB)

Fixes issues with Flex Time, Groove Matching, and guitar track latency. (Free update, $49 as part of iLife ’11, 47.5 MB)

Addresses issues with stabilizing iOS video clips, Facebook passwords, camera compatibility, and more. (Free update, $49 as part of iLife ’11, 27.52 MB)

Adds new menu options for resolving serious mailbox problems, along with advanced hidden preferences. (Free, 24.9 MB)

A major update to the virtualization software that reworks its interface, adds new virtual hardware, and more. (Free, 79.2 MB)

Introduces Quick Look support, improves handling of soft hyphens, and more. ($39.95 new, free update, 21.4 MB)

Adds several new preferences, a new keyboard shortcut, and more. ($39.95 new, free update, 100 MB)

Addresses issues with emailing photos, a MobileMe duplicate photo bug, and numerous other minor issues. ($49 new as part of iLife ’11, free update, 62.09 MB)

Adds support for seven new cameras. (Free, 6.3 MB)

New in this version of the alternative Web browser are a revamped address bar, a new Opera Bookmarks bar, new extensions support, and plenty more. (Free, 13.2 MB)

Visual and functional updates to the Finder alternative. ($49 new, 2 licenses for $55 through the end of the year; free update; 2.8 MB)

Features a new look, better remote control options from Airfoil Speakers, and a new Web mode for keeping video in sync with remote audio. ($25 new, $10 upgrade, 11.1 MB)