# etcher v0.8.1 - Table of Contents > Annotation overlay for Fresco viewers in Phoenix. Draw shapes on `` and ``; annotations live inside the host's extensions map and travel with the .fresco file (canvas) or the strip's serialized state. ## Pages - [Etcher](readme.md) - [Changelog](changelog.md) - [LICENSE](license.md) ## Modules - [Etcher](Etcher.md): Etcher is the annotation overlay for [Fresco](https://hex.pm/packages/fresco) canvases in Phoenix. - [Etcher.Layer](Etcher.Layer.md): Phoenix LiveView function component that attaches Etcher's annotation overlay to a named `` or ``. - [Etcher.Raster](Etcher.Raster.md): Server-side, dependency-free rendering of Etcher annotations to static output.