What is ⌘ Cmd + [ keyboard shortcut for?

Apple iBooks - Decrease the list indent level  

Apple macOS - Go to the previous folder  

Firefox (macOS) - Back  

Firefox for iOS - Back  

Google Chrome (macOS) - Open the previous page in your browsing history for the current tab  

Microsoft Edge (macOS) - Go back  

Microsoft Edge (macOS) - Rotate PDF counter-clockwise 90°  

Bear (macOS) - Shift line left  

TextMate - Shift left  

Typora 0.9.81 (macOS) - Indent  

Adobe Illustrator (Mac) - Send a selection backward  

Adobe Lightroom Classic (Mac) - Rotate photo left (counterclockwise)  

Adobe Lightroom Classic (Mac) - Rotate photo left (counterclockwise)  

Adobe Lightroom Classic (Mac) - Rotate photo left (counterclockwise)  

Adobe Lightroom Classic (Mac) - Rotate photo left (counterclockwise)  

Adobe Photoshop (macOS) - Rotate image right  

Adobe Photoshop (macOS) - Rotate image right  

Adobe Photoshop (macOS) - Move target layer down/up  

Adobe Photoshop Elements (Mac) - Move target layer down/up  

Adobe Premiere Pro (Mac) - Send Backward  

Adobe XD (Mac) - Send Backward  

Canva (Mac) - Arrange element backward  

Corel Painter (Mac) - Set shape attributes  

DaVinci Resolve 15 (Mac) - Add keyframe  

Final Cut Pro X - Go back one level in the timeline history  

OmniGraffle 7 - Previous canvas  

Procreate 5X - Decrease brush size by 1%  

Xcode - Align Left Edges  

Xcode - Shift Left  

Transmit - Back  

App Maker - Remove one indent from the line or selection  

BBEdit 13 - Shift left  

Coda for iOS - Indent selection  

CodeMirror - Dedent the current line or selection by one indent unit  

GraphiQL - Outdent current line  

IntelliJ IDEA (macOS) - Move to code block start  

Looker 6.8 (Mac) - Decrease indent  

Proto.io (macOS) - Go to previous canvas  

Sequel Pro 1.1.2 - Shift line or selection rightwards  

Visual Studio Code (Mac) - Indent/outdent line  

Adobe Bridge CC (Mac) - Rotate 90° counter clockwise  

Apple Finder - Go back to previous location  

iTunes 11 for Mac - Go to previous page in the iTunes Store  

MPlayer - Set movie window alpha  

Abstract - Previous screen  

Apple Pages - Decrease the indent level of a block of text or a list item  

Cryptee (macOS) - Indent left  

Final Draft 11 (Mac) - Clear revised  

iPadOS 13 - Back  

Superhuman (macOS) - Decrease indent  

Twist - Navigate back  

JMP 15 (macOS) - Shift left  

JMP 15 (macOS) - Indent selection left  

Vectorworks 2020 (macOS) - Edit  

Vectorworks 2020 (macOS) - Edit group