blender-reference
Edit Mode
Blender uses two main modes: Object Mode and Edit Mode.
Use the TAB key to switch between Edit Mode: and Object Mode:
Object Mode lets you move, rotate, and scale entire objects.
Edit Mode lets you modify the object's shape by changing its vertices, edges, and faces.
Selection
Select All/Deselect All: A
Deselect All: Alt + A
Border Select: B
Circle Select: C
Select Linked (Connected Geometry): Shift + L
Select Linked (Material): Ctrl + L
Select Similar: Shift + G
Hide Selected: H
Unhide Hidden: Alt + H
Hide Unselected: Shift + H
Transformation
Move (Grab): G
Rotate: R
Scale: S
Shrink/Fatten: Alt + S
Extrude: E
Bevel: Ctrl + B
Vertex Bevel: Shift + Ctrl + B
Loop Cut and Slide: Ctrl + R
Knife Tool: K
Knife Project: Shift + K
Merge Vertices (Options: At Center, At Cursor, Collapse, By Distance): Alt + M
Clear Parent: Alt + P
To Sphere: Shift + Alt + Se...
Mesh Operations
Delete (Options: Vertices, Edges, Faces, etc.): X or Delete
Create Face/Edge: F
Fill: Alt + F
Face Menu: Ctrl + F
Edge Menu: Ctrl + E
Vertex Menu: Ctrl + V
Duplicate: Shift + D
Duplicate Linked (Instances): Alt + D
Separate (Selection into New Object): P
Join Edges/Faces: J
Merge: M
Split Edges: Y
Rip: V
Rip Fill: Shift + V
Triangulate Faces: Ctrl + T
Untriangulate Faces: Alt + J
Recalculate Normals: Shift + N
Snapping & Precision
Snapping Toggle: Shift + Tab
Snapping Menu: Ctrl + Shift + Tab
Snapping (During Transform): Ctrl
Precision (During Transform): Shift
View & Navigation
Front View: Numpad 1
Right View: Numpad 3
Top View: Numpad 7
Opposite View: Numpad 9
Orthographic/Perspective Toggle: Numpad 5
Frame Selected: Numpad . (Period)
Walk Navigation: Shift + `
Viewport Shading: Z
Mode Toggles
Vertex Mode: 1
Edge Mode: 2
Face Mode: 3
Tips
Remember that right-click context menus contain many useful functions.
Use the search function (F3) to quickly find commands.
The active tool has its own set of hotkeys and options.
Tooltips within Blender contain hotkey information.
Blender hotkeys can be customized in the preferences.