Here are many of Photoshop CS5's keyboard shortcuts.
| Selecting | |
| Draw Marquee from Center | Alt-Marquee |
| Add to a Selection | Shift |
| Subtract from a Selection | Alt |
| Intersection with a Selection | Shift-Alt |
| Make Copy of Selection w/Move tool | Alt-Drag Selection |
| Make Copy of Selection when not in Move tool | Ctrl-Alt-Drag Selection |
| Move Selection (in 1-pixel Increments) | Arrow Keys |
| Move Selection (in 10-pixel Increments) | Shift-Arrow Keys |
| Select all Opaque Pixels on Layer | Ctrl-click on Layer Thumbnail (in Layers panel) |
| Restore Last Selection | Ctrl-Shift-D |
| Feather Selection | Shift-F6 |
| Move Marquee while drawing selection | Hold Space while drawing marquee |
| Viewing | |
| Fit on Screen | Double-click on Hand tool or Ctrl-0 |
| 100% View Level (Actual Pixels) | Double-Click on Zoom Tool or Ctrl-Alt-0 |
| Zoom in | Ctrl-Space-Click or Ctrl-Plus(+) |
| Zoom out | Alt-Space-Click or Ctrl-Minus(–) |
| Hide all tools and panels | Tab |
| Hide all panels except Toolbox and Options bar | Shift-Tab |
| Rotate through full screen modes | F |
| Scroll image left or right in window | Ctrl-Shift-Page Up/Down |
| Jump/Zoom to part of Image | Ctrl-drag in Navigator panel |
| Toggles layer mask on/off as rubylith | \ |
| Layer Shortcuts | |
| Create new layer | Ctrl-Shift-N |
| Select non-contiguous layers | Ctrl-Click layers |
| Select contiguous layers | Click one layer, then Shift-Click another layer |
| Delete Layer | Delete key (while in the Move tool) |
| View contents of layer mask | Alt-Click layer mask icon |
| Temporarily turn off layer mask | Shift-Click layer mask icon |
| Clone layer as you move it | Alt-Drag |
| Find/Select layer containing object | Right-Click on the object w/Move tool |
| Change layer opacity | Number pad keys (w/Move tool selected) |
| Cycle down or up through blend modes | Shift-Plus(+) or Minus(–) |
| Change to a specific blend mode | (w/Move tool) Shift-Alt-letter (ie: N=Normal, M=Multiply. etc.) |
| Switch to layer below/above current layer | Alt-[ or Alt-] |
| Type Shortcuts | |
| Select all text on layer | Double-Click on T thumbnail in Layers panel |
| Increase/Decrease size of selected text by 2 pts | Ctrl-Shift->/< |
| Increase/Decrease size of selected text by 10 pts | Ctrl-Shift-Alt->/< |
| Increase/Decrease kerning/tracking | Alt-Right/Left Arrow |
| Align text left/center/right | Ctrl-Shift-L/C/R |
| Painting | |
| Fill selection with background color | Ctrl-Backspace |
| Fill selection with foreground color | Alt-Backspace |
| Fill selection with foreground color using Lock Transparent Pixels | Shift-Alt-Backspace |
| Fill selection with source state in History panel | Ctrl-Alt-Backspace |
| Display Fill dialog box | Shift-Backspace |
| Sample as background color | Alt-Click w/Eyedropper tool |
| To get Move tool | While in any painting/editing tool-hold Ctrl |
| To get Eyedropper with Paint tools | Alt |
| Change paint opacity (with Airbrush OFF) | Number keys |
| Change paint opacity (with Airbrush ON) | Shift-Number keys |
| Change Airbrush flow (with Airbrush ON) | Number keys |
| Change Airbrush flow (with Airbrush OFF) | Shift-Number keys |
| Cross-Hair Cursor | Any painting/editing tool-turn Caps Lock on |
| Decrease/Increase Brush Size | [ or ] |
| Decrease/Increase Hardness of Brush | Shift-[ or Shift-] |
| Switch between preset Brushes | < or > |
| Open Brushes pop-up panel | Right-Click in Image window |
| Erase to History panel's source state | Alt-Eraser |
| Cycle down or up through blend modes | Shift-Plus(+) or Minus(–) |
| Change to a specific blend mode | Shift-Alt-letter (ie: N=Normal, M=Multiply, etc.) |
| Create fixed color target from within a dialog box | Shift-Click in image window |
| Delete fixed color target | Alt-Click on target with Color Sampler tool |
| Create new spot-color channel from current selection | Ctrl-Click on New Channel button in Channels panel |
| Pen Tool Shortcuts | |
| To get Direct Selection tool while using Pen | Ctrl |
| Switch between Add-Anchor and Delete-Anchor Point tools | Alt |
| Switch from Path Selection tool to Convert Point tool when pointer is over anchor point | Ctrl-Alt |
| To Select a whole path w/Direct Selection tool | Alt-click |
| Convert path to a selection | Ctrl-click on path name (in Paths panel) |
| Panel Shortcuts | |
| Show/Hide Brushes panel | F5 |
| Show/Hide Color panel | F6 |
| Show/Hide Layers panel | F7 |
| Show/Hide Info panel | F8 |
| Show/Hide Actions panel | Alt-F9 |
| Open Adobe Bridge | Ctrl-Alt-O |
| Other Shortcuts | |
| Switch between open documents | Ctrl-Tab |
| Undo or Redo operations beyond last one | Ctrl-Alt-Z/Ctrl-Shift-Z |
| Apply Last Filter | Ctrl-F |
| Opens Last Filter Dialog Box | Ctrl-Alt-F |
| Hand Tool | Spacebar |
| Reset Dialog Box | Hold Alt, Cancel turns into Reset Button, Click it |
| Increase/Decrease value (in any option field) by 1 unit | Up/Down Arrow |
| Increase/Decrease value (in any option field) by 10 units | Shift-Up/Down Arrow |
| Replay last Transformation | Ctrl-Shift-T |
| Measure Angle between Lines (Protractor Function) | After ruler is drawn, Alt-Drag end of line with Ruler Tool |
| Move Crop Marquee while creating | Hold Space while drawing |
| Snap Guide to Ruler ticks | Hold Shift while dragging |
| Highlight Fields in Options bar (n/a for all tools) | Enter |
| Don't Snap object edge while moving | Hold Control while dragging |
| Tools | |
| V | Move |
| M | Marquee tools |
| L | Lasso tools |
| W | Quick Selection, Magic Wand |
| C | Crop and Slice Tools |
| I | Eyedropper, Color Sampler, Ruler, Note, Count |
| J | Spot Healing Brush, Healing Brush, Patch, Red Eye |
| B | Brush, Pencil, Color Replacement, Mixer Brush |
| S | Clone Stamp, Pattern Stamp |
| Y | History Brush, Art History Brush |
| E | Eraser tools |
| G | Gradient, Paint Bucket |
| O | Dodge, Burn, Sponge |
| P | Pen tools |
| T | Type tools |
| A | Path Selection, Direct Selection |
| U | Rectangle, Rounded Rectangle, Ellipse, Polygon, Line, Custom Shape |
| K | 3D Tools |
| N | 3D Camera Tools |
| H | Hand |
| R | Rotate View |
| Z | Zoom |
| D | Default colors |
| X | Switch Foreground and Background colors |
| Q | Quick Mask Mode |
| To switch between all tools within groups, add the Shift key to the letters above | |
| For example, to switch between rectangular and elliptical marquee hit Shift-M | |
Source: Noble Desktop
Keywords: keyboard shortcuts, shortcut keys; adobe photoshop; Keyboard Shortcut Keys, cheatsheet, PC, CS5
