---
contentHash: sha256:60b82aa52d08e349b47395a39f944f75223383f30a9fb61313aa9e58688f3f29
documentId: concept:annotation
kind: concept
schemaVersion: 1
skenraVersion: 0.1.0-alpha.1
---
# annotation

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## Overview

The base concept for an **annotation**: a piece of 2D content — HTML, SVG, or
Markdown — pinned to a position in the 3D scene.

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## Base type

Owned by `AbstractDomAnnotationNode`.

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## Family members

- `sk-live-annotation`
- `sk-overlay-annotation`
- `sk-rasterized-annotation`

Related: [`element:sk-live-annotation`](elements/sk-live-annotation.md), [`element:sk-overlay-annotation`](elements/sk-overlay-annotation.md), [`element:sk-rasterized-annotation`](elements/sk-rasterized-annotation.md)

---

Related records: [`element:sk-live-annotation`](elements/sk-live-annotation.md), [`element:sk-overlay-annotation`](elements/sk-overlay-annotation.md), [`element:sk-rasterized-annotation`](elements/sk-rasterized-annotation.md)