What is ⌘ Cmd + / keyboard shortcut for?

Audacity - (Mac) Full screen on/off  

Apple macOS - Hide or show the status bar in Finder windows  

Google Docs (macOS) - Show common keyboard shortcuts  

TextMate - Comment line / selection  

Typora 0.9.81 (macOS) - Source Code Mode  

Dropbox Paper - Show full list of keyboard shortcuts  

Ace Editor (Mac) - Toggle comment  

Xcode - Comment Selection  

Adobe Illustrator (Mac) - Add new fill  

Adobe Premiere Pro (Mac) - Bin  

Adobe Premiere Pro (Mac) - New Custom Bin  

Corel Painter (Mac) - Last effect  

Apple iMovie - Paste the selected frames  

Apple iMovie - Open or close the precision editor  

Canva (Mac) - Toggle object panel  

Adobe Lightroom Classic (Mac) - Display current module shortcuts  

Pixelmator Pro - Show Info bar  

Databricks Notebook - Toggle line comment  

Arduino IDE - Comment / Uncomment  

Visual Studio Code (Mac) - Toggle line comment  

BBEdit 13 - Un/Comment lines  

Atom (macOS) - Toggle comment  

Team Explorer and Azure DevOps - Numbered list  

Adobe Dreamweaver 20.2 (macOS) - Toggle line comment  

TablePlus - Comment/Uncomment lines of SQL  

GraphiQL - Comment out line  

GoLand 2022.3 (macOS) - Comment with line/block comment  

cPanel & WHM - (MacOS) Move cursor to the search box (MacOS)  

Google Sites (new) - (Mac) Open shortcut menu  

Pocket for Mac - Switch to Web View/Article View  

Apple Finder - Show of hide the status bar  

Adobe Bridge CC (Mac) - Display Help  

Company of Heroes 2 (classic controls) - Select all vehicles  

Adobe Connect (macOS) - Promote to Presenter. Requires selected user in Attendees pod. Use arrow keys to select a user.  

Adobe Connect (macOS) - Promote to Presenter. Requires selected user in Attendees pod. Use arrow keys to select a user.  

Microsoft Teams (macOS, desktop) - Show commands  

Blackboard Collaborate (macOS) - Open activity window  

Cisco Jabber (Mac) - Bring up main Cisco Jabber menu to the front  

Davinci Resolve 17 (macOS) - Loop / Unloop (on main keyboard)  

Google Sheets (Mac) - Show common keyboard shortcuts  

Apple GarageBand - Open detailed Help (move the pointer over an interface item)  

Logic Pro 10.6 - Show detailed help  

Superhuman (macOS) - Pop out a draft & Search  

Quip - List all keyboard shortcuts  

coda.io (Windows, Mac) - Open Explore panel  

Salesforce Lightning - (macOS) Show shortcut menu  

Salesforce Lightning - (macOS) Show shortcut menu  

Superhuman v7 (2022) - Pop out a draft & Search  

Google Looker (macOS, 2023) - Toggle comment  

Desmos Graphing Calculator (macOS) - Open keyboard shortcuts dialog  

Vectorworks 2020 (macOS) - Refresh Instruments