Blender:KeyboardShortcut

Returns to the previous mode in the 3D View.|Use the "Mode" list box (ListBox) at the bottom of the screen.| Tab |

Returns to the previous mode in the 3D View.

Use the "Mode" list box (ListBox) at the bottom of the screen.

Tab

Moves the 3D cursor to the center and shows all objects (View Selected Center).

Align View > Center Cursor and View all

Shift + C

Shows/hides the tool shelf.

Tool shelf window show/hide

T

Shows/hides the properties window.

Properties window show/hide

N

Changes the modeling projection method (changes the viewpoint).

Keypad on the right

Add object

Add > *

Shift + A

Move view (Grab/Move)

Shift + middle mouse button

G

Rotate view (Rotate)

Middle mouse button

R

Zoom view (Scale)

Mouse wheel or Ctrl + middle mouse button

S

Applies along a specific axis (Axis).
(When you want to constrain changes to a specific axis while manipulating an object (or mesh).)

X, Y, Z

Invert selection

Select > Inverse

Ctrl + I

Select all/deselect

Select > (De) Select All

A

Area (circle) select
(Then, LMB: select, CMB: deselect, CMW: resize area)

Select > Circle Select

C

Area (bounding box) select

Select > Border Select

B

Extend an object (Extrude).

Mesh > Extrude Region

E

Cuts around the mesh in a loop.

Tool shelf > Add > Loop Cut and Slide

Ctrl + R

Subdivides the selected edges.

Tool shelf > Add > Subdivide

W

Increases or decreases volume while keeping length fixed (Shrink/Fatten).

Alt + S

Saves user preferences.

Ctrl + U

Maximizes the current window (Turn Widget On/Off).

Shift + Space

Changes the selection mode among an object's components: vertices, edges, faces (Mesh select mode).

Ctrl + Tab

Copies an object (Duplicate).

Shift + D

Lets you cut edges (Knife Cut).

K

Selects a continuous loop of edges (Edge).

Alt + RMB

Joins vertices together (Merge).

Alt + M

Creates a face (Face).
(Connects edges with a face; used to fill holes)

F

Combines separate objects into a single object (Join Mesh).

Ctrl + J

Splits one object into one or more objects (Separate Mesh).

P

Converts a quad face into two triangle faces (Quads to Tris).

Ctrl + T

Flips the direction of an edge (Flip Triangle Edge).

Shift + Ctrl + F

Converts two triangle faces into a quad (Tris to Quads).

Alt + J

Displays objects as wireframes (Wire frame mode).

Z

Fills the screen with the selected object (View Selected).

Numpad Del

Shows only the selected objects (View Global/Local).

Numpad /

Turns camera perspective on or off (View Persp/Ortho).

Numpad 5

Front (Front View) (looking along the Y axis through the center)

Numpad 1

Side (Right View) (looking along the X axis through the center)

Numpad 3

Top (Top View) (looking along the Z axis through the center)

Numpad 7

Links objects and groups them (Set Parent To).
Allows rigging (Rigging).

Object > Parent > *

Ctrl + P

Move the Origin point.

Ctrl + Shift + Alt + C

Moves the viewpoint in Camera view (shortcut Numberpad 0).
You can move with WASD like in an FPS game, and press Enter to apply the final result.

Shift + F