A tag is a keyword or label that categorizes your question with other, similar questions. Using the right tags makes it easier for others to find and answer your question.
questions involving Blender's Subdivision Surface modifier
Questions about accessing object properties or attributes while scripting
many kinds of data that can be linked, (e.g, Materials, Object Data, Modifiers, etc.) even across multiple blendfiles.
Questions related to creating and manipulating Blender Text objects. Text objects are useful for quickly creating 3D text by typing on the keyboard.
an efficient technique for simulating bumps and wrinkles on the surface of an object by perturbing the surface Normals to redirect light that hits the surface of the object.
a particular way that information is encoded for storage in a computer file.
the process of making a three-dimensional solid object of virtually any shape from a digital model.
used to separate pieces of a scene for rendering. Those layers can then be treated differently in the compositor.
Questions pertaining to using Blender from the command line or using Blender's console window.
ways to split a Blender file into sections for organization(kind of like the tabs in a web browser). The game engine uses individual scenes as levels.
Questions about rendering with volumes (smoke, fog, etc.). Use this tag for both Blender Internal and Cycles.
for question regarding "data paths" and "file paths" in blender.
GPU based realtime engine for the viewport implemented for Blender version 2.8, using Industry standard PBR (Physically Based Rendering).
The Grease Pencil tools allow Blender users to draw lines inside of the 3D viewport. Possible uses for the resulting sketches include scene and animation planning as well as in-scene descriptions. The…
Questions pertaining to software performance or computational speed of Blender should use this tag. (Do not ask hardware specific questions. They are considered off-topic)
a bundled addon that provides a ready made character rig with custom controls. It is designed to help build full character rigs with a building block approach.
Questions pertaining to the Windows Operating System as it relates to Blender. Questions can be anything from compatibility to optimization.
for questions related to precisely positioning objects with the snapping tools.
Blender's new mesh system that was added in 2.63, with full support for N-sided polygons instead of only triangles and quads.
a processing unit that is invoked/executed on scene data by the window manager.
used for many different things, such as compositing, hiding geometry, etc.
Questions regarding installation of Blender should use this tag. Also, use the respective operating system tag: windows, mac, or linux.
Blender represents locations in a scene by their coordinates. The coordinates of a location consist of three numbers that define its distance and direction from a fixed origin.
questions about blender's bevel modifier, text beveling, or the bevel tool in edit mode.
a collection of objects which can be affected as one. Also used for organization.
Questions about OpenGL (Open Graphics Library) OpenGL is an API used to render real-time 2D and 3D graphics. Blender uses OpenGL for drawing the user interface, 3D view, and the game engine.
3D files that can store meshes, animations, blend shapes, and textures.