# Houdini 22.0

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| <p> HOUDINI help </p> | <p>22.0.454</p> |

## <a id="subtopics"></a>Subtopics

## Getting started

- [What’s new in Houdini 22](news/22/index.md)

- [Installation and Licensing](licensing/index.md)

- [Basics](basics/index.md)

- [Shelf tools](shelf/index.md)

- [Networks and parameters](network/index.md)

- [Examples](examples/index.md)

- [How to use the help](help/index.md)

## Using Houdini

- [Geometry](model/index.md)

- [Copying and instancing](copy/index.md)

- [Heightfields and terrains](heightfields/index.md)

- [Copernicus heightfields and terrains](heightfields_cop/index.md)

- [Animation](anim/index.md)

- [Digital assets](assets/index.md)

- [Import and export](io/index.md)

- [MPlay viewer](mplay/index.md)

## Character Animation/Effects

- [Character](character/index.md)

- [Crowd simulations](crowds/index.md)

- [Muscles and tissue](muscles/index.md)

- [Hair and fur](fur/index.md)

- [Feathers](feathers/index.md)

## Dynamics

- [Dynamics](dyno/index.md)

- [Vellum](vellum/index.md)

- [Pyro](pyro/index.md)

- [Fluids](fluid/index.md)

- [Oceans and water surfaces](ocean/index.md)

- [MPM](mpm/index.md)

- [Destruction](destruction/index.md)

- [Grains](grains/index.md)

- [Particles](dopparticles/index.md)

- [Finite elements](finiteelements/index.md)

## Pipeline

- [Executing tasks with PDG/TOPs](tops/index.md)

- [HQueue](hqueue/index.md)

- [Houdini Engine](ref/hengine.md)

- [Machine Learning](ml/index.md)

## Nodes

- [OBJ - Object nodes](nodes/obj/index.md)

- [SOP - Geometry nodes](nodes/sop/index.md)

- [DOP - Dynamics nodes](nodes/dop/index.md)

- [VOP - Shader nodes](nodes/vop/index.md)

- [LOP - USD nodes](nodes/lop/index.md)

- [ROP - Render nodes](nodes/out/index.md)

- [CHOP - Channel nodes](nodes/chop/index.md)

- [COP - Copernicus nodes](nodes/cop/index.md)

- [TOP - Task nodes](nodes/top/index.md)

- [APEX - APEX nodes](nodes/apex/index.md)

## Scene building, Karma rendering, Image processing

- [Solaris and Karma](solaris/index.md)

- [Copernicus](copernicus/index.md)

## Mantra rendering and shading

- [Mantra rendering](render/index.md)

- [Mantra materials](shade/index.md)

## Reference

- [Menus](ref/menus.md)

- [Viewers](ref/views/index.md)

- [Panes](ref/panes/index.md)

- [Windows](ref/windows/index.md)

- [Stand-alone utilities](ref/utils/index.md)

- [APIs](ref/api.md)

- [Python scripting](hom/index.md)

- [Expression functions](expressions/index.md)

- [HScript commands](commands/index.md)

- [VEX](vex/index.md)

- [Properties](props/index.md)

- [Galleries](gallery/index.md)

- [Houdini packages](ref/plugins.md)

- [hwebserver](hwebserver/index.md)

- [Licenses](licenses/index.md)

- [Credits](credits.md)