Komodo Edit

General

Make lowercase

`Ctrl` + `↑ Shift` + `U`

All hotkeys for Komodo Edit

General Goto line	`Ctrl` + `G`
General Goto end of current block	`Ctrl` + `]`
General Goto end of current word	`Ctrl` + `↑ Shift` + `→`
General Select the current block	`Ctrl` + `↑ Shift` + `]`
General Hide/show line numbers	`Ctrl` + `↑ Shift` + `4`
General Find and replace	`Ctrl` + `H`
General Replace all	`Alt` + `A`
General Interactive find	`Ctrl` + `I`
General Make uppercase	`Ctrl` + `U`
General Make lowercase	`Ctrl` + `↑ Shift` + `U`
General Comment out selection	`Ctrl` + `3`
General Decrease selection indent	`Alt` + `C` + `D`
General Google the text that the cursor is on	`↑ Shift` + `F1`
General Toolbox selection properties	`Alt` + `⤶ Enter`
General File properties	`Alt` + `E` + `L`
General Save	`Ctrl` + `S`
General Open	`Ctrl` + `O`
General Toggle bookmark	`Ctrl` + `F2`
General Next bookmark	`F2`
General Previous bookmark	`↑ Shift` + `F2`
General Delete bookmarks	`Ctrl` + `↑ Shift` + `F2`

Similar combinations for other applications

Roblox Studio

Separate parts from a fused selection

Selecting and Editing Parts

`Ctrl` + `↑ Shift` + `U`

Banner 9 (Windows, Mac)

More Information

Windows and Mac

`Ctrl` + `↑ Shift` + `U`

GeoGebra

Open Graphic Export Dialog

Windows shortcuts

`Ctrl` + `↑ Shift` + `U`

Ableton Live 10

Quantize Settings...

Clip View MIDI Editor

`Ctrl` + `↑ Shift` + `U`

GitHub Desktop

Update from default branch

Branch menu

`Ctrl` + `↑ Shift` + `U`

Siemens NX

Show all

Edit menu

`Ctrl` + `↑ Shift` + `U`

draw.io

Ungroup

Canvas

`Ctrl` + `↑ Shift` + `U`

Nimbus Clipper (Chrome extension)

Clip selection

General

`Ctrl` + `↑ Shift` + `U`

PyCharm 2018.2

Toggle case of the selected text block.

Basic editing

`Ctrl` + `↑ Shift` + `U`

Ace Editor

Change to lower case

Other

`Ctrl` + `↑ Shift` + `U`

Bluebeam Revu

Unflatten markups

Markup & editing

`Ctrl` + `↑ Shift` + `U`

Adobe Lightroom Classic

Show/hide dimensions

Working in the Print module

`Ctrl` + `↑ Shift` + `U`

CorelDRAW Graphics Suite 2018

Hue/Saturation/Lightness...

General

`Ctrl` + `↑ Shift` + `U`

Discord

Upload a file

General

`Ctrl` + `↑ Shift` + `U`

Twist

Mark as read / unread (threads & conversations)

Action (Web, Windows)

`Ctrl` + `↑ Shift` + `U`

Nuance Power PDF

Toggle snap to grid mode

Page

`Ctrl` + `↑ Shift` + `U`

Atom (Windows)

(Source: Encoding Selector) encoding-selector:show

All shortcuts

`Ctrl` + `↑ Shift` + `U`

Corel Painter

Clear

Panel menu commands

`Ctrl` + `↑ Shift` + `U`

AWS Cloud9 IDE (Windows)

To Lowercase

Code Manipulation

`Ctrl` + `↑ Shift` + `U`

IntelliJ IDEA (Windows, Linux)

Toggle case for word at caret or selected block

Editing

`Ctrl` + `↑ Shift` + `U`

Sweet Home 3D

Ungroup

General

`Ctrl` + `↑ Shift` + `U`

NetBeans

Create Unit test

Compiling, testing and running

`Ctrl` + `↑ Shift` + `U`

WriteMonkey

Access documents list via Command palette

General

`Ctrl` + `↑ Shift` + `U`

Brackets

Redo last selection change

Multiple cursors

`Ctrl` + `↑ Shift` + `U`

Valentina Studio

Make Selection Upper

Text - Transformation

`Ctrl` + `↑ Shift` + `U`

Maple

Enter units

Menu accelerators

`Ctrl` + `↑ Shift` + `U`

Guitar Pro

Arpeggio up

Note - General

`Ctrl` + `↑ Shift` + `U`

Qt Creator

Find usages

Editing

`Ctrl` + `↑ Shift` + `U`

VMWare Workstation Pro

In Unity mode, give access to the virtual machine Start or Applications menu

General

`Ctrl` + `↑ Shift` + `U`

Google Translator Toolkit

Clear all placeholders

Translation

`Ctrl` + `↑ Shift` + `U`

Delphi

Unindent the current selected block

General

`Ctrl` + `↑ Shift` + `U`

Eclipse

Find occurrences of expression in current file

Code information

`Ctrl` + `↑ Shift` + `U`

Visual Studio Code (Windows)

Show Output panel

Display

`Ctrl` + `↑ Shift` + `U`

Microsoft Visual Studio 2017 (All shortcuts)

Image.CopyandOutlineSelection

VC Image Editor

`Ctrl` + `↑ Shift` + `U`

Microsoft Excel 2016

Switches between expanding and collapsing of the formula bar

CTRL combination shortcut keys

`Ctrl` + `↑ Shift` + `U`

SQL Server Management Studio (SSMS)

Change the selected text to uppercase

Text manipulation in code editor

`Ctrl` + `↑ Shift` + `U`

Notepad++

Convert to UPPER CASE

Edit menu

`Ctrl` + `↑ Shift` + `U`

Paint.NET

Hue / saturation

Adjustments menu

`Ctrl` + `↑ Shift` + `U`

Skype

Mark as unread

Skype for Windows 10

`Ctrl` + `↑ Shift` + `U`

Yahoo Mail

Attach files (one at a time)

Compose

`Ctrl` + `↑ Shift` + `U`

SnagIt 13

Ungroup

Editor

`Ctrl` + `↑ Shift` + `U`

Audacity

Unmute All Tracks

Tracks menu

`Ctrl` + `↑ Shift` + `U`

WhatsApp Web and Desktop

Mark as unread

General

`Ctrl` + `↑ Shift` + `U`

Notepad2

Make uppercase

Convert

`Ctrl` + `↑ Shift` + `U`

Scrivener 1.9.9

Ungroup selection

Documents

`Ctrl` + `↑ Shift` + `U`