Blender Reference

Navigation (Viewport)
MMB Drag → Orbit (rotate view around).
Shift + MMB Drag → Pan (move view left/right/up/down).
Scroll Wheel → Zoom in/out.
Ctrl + MMB Drag → Zoom (smooth).
Numpad 1 → Front view.
Numpad 3 → Right view.
Numpad 7 → Top view.
Numpad 9 → Opposite view (back/left/bottom).
Numpad 5 → Toggle Perspective/Orthographic view.
Numpad 0 → Camera view.
. (Period) → Frame selected object.
Modes
Object Mode → Move/rotate/scale whole objects.
Edit Mode (Tab) → Edit mesh points/edges/faces.
Sculpt Mode → Sculpt mesh like clay.
Vertex Paint → Paint vertex colors.
Weight Paint → Paint bone influence weights.
Texture Paint → Paint textures directly on the model.
Selection
Left Click → Select object (default).
Shift + Click → Add/remove from selection.
A → Select all / deselect all.
B → Box select.
C → Circle select.
Ctrl + I → Invert selection.
Transform (Move/Rotate/Scale)
G → Grab/Move object.
R → Rotate object.
S → Scale object.
X / Y / Z (after G/R/S) → Constrain to axis.
Shift + X/Y/Z → Exclude an axis (move in the other two).
Ctrl (while moving) → Snap to increments.
Shift (while moving) → Fine movement.
Alt + G → Clear location.
Alt + R → Clear rotation.
Alt + S → Clear scale.
Adding Objects
Shift + A → Add menu (mesh, light, camera, etc).
Mesh → Cube, Sphere, Plane, Cylinder, etc.
Light → Point, Sun, Spot, Area light.
Camera → Adds a camera.
Empty → Helper object for parenting/animation.
Edit Mode (Mesh Editing)
Tab → Toggle Object/Edit mode.
1 → Vertex select mode.
2 → Edge select mode.
3 → Face select mode.
E → Extrude selected geometry.
I → Inset faces.
F → Create face (fill).
Ctrl + R → Loop cut.
K → Knife tool (cut manually).
M → Merge vertices.
X → Delete vertices/edges/faces.
Alt + Click (edge) → Select edge loop.
Ctrl + Click (edge) → Select edge ring.
Modifiers
Modifier → Non-destructive effect applied to object.
Subdivision Surface → Smooths mesh by adding geometry.
Mirror → Mirrors mesh across an axis.
Array → Repeats object multiple times.
Bevel → Adds rounded edges.
Solidify → Adds thickness to a surface.
Boolean → Cut/union/intersect with another object.
Materials + Shading
Material → Defines surface look (color, roughness, metalness).
Shader Editor → Node-based material editor.
Principled BSDF → Main “all-in-one” shader for realism.
Texture → Image used for color, roughness, normals, etc.
UV Unwrap → Maps 3D surface to 2D texture coordinates.
Lighting
Point Light → Light in all directions from a point.
Sun Light → Parallel rays like sunlight.
Spot Light → Cone-shaped light.
Area Light → Soft rectangular light.
HDRI → 360° environment image for lighting.
Camera
Numpad 0 → Switch to camera view.
Ctrl + Alt + Numpad 0 → Align camera to current view.
Camera Focal Length → Zoom look (35mm, 50mm, etc).
Depth of Field → Blurs background for realism.
Rendering
Render Engine → Cycles (realistic) or Eevee (real-time).
F12 → Render image.
Ctrl + F12 → Render animation.
Samples → Quality setting (more samples = cleaner).
Denoise → Removes noise from Cycles renders.
Animation
Timeline → Where frames are controlled.
Spacebar → Play/Pause animation.
I → Insert keyframe (location/rotation/scale).
Keyframe → Saved value at a frame.
Dope Sheet → Manage keyframes.
Graph Editor → Edit animation curves.
Rigging
Armature → Skeleton used to animate models.
Bone → One part of an armature.
Parent to Armature → Connect mesh to bones.
Weight Paint → Control how bones affect the mesh.
File
.blend → Blender project file.
File > Save → Save project.
File > Append → Bring objects from another blend.
File > Import → Import FBX/OBJ/GLTF, etc.
File > Export → Export FBX/OBJ/GLTF, etc.