# Simplygon 9 Documentation
Simplygon SDK provides powerful 3d asset optimization algorithms that can be integrated into your 3d game assets pipeline, by either using Simplygon's native integrations with Autodesk Maya & 3ds Max and Unreal Engine 4 and Unity or using Simplygon APIs available in C++, Python and C#.
# What is new in Simplygon 9
Simplygon 9 contains several significant changes compared to previous versions of Simplygon.
# Python & C# APIs
In Simplygon 9, additional Python and C# APIs that mirrors C++ API are introduced, making Simplygon more flexible and integrable with custom scripts and 3rd party tools that support Python or C#.
# New remesher producing higher quality results
New remeshing processor with more intelligent hole filling & cavity removal and generally better quality results.
# Better support for kitbashing workflows
With possibility to merge objects while removing overlapping hidden geometry and at the same time retain original materials enables much more efficient kitbashing workflows.
# Up to 10x faster new Maya and 3ds Max integrations
Totally new Maya & Max plugins (Max 2021 currently in preview) with integrated Simplygon UI that have significant performance improvements, up to 10x for certain type of assets.
# Standalone UE4 plugin (preview)
New standalone UE4 plugin (currently in preview) that works with vanilla UE4 engine, removing a need for tedious engine src code merging but also introducing ability to distribute LOD generation on arbitrary build system.
# Unity integration (preview)
Totally rewritten and officially supported native Unity integration with integrated Simplygon UI.
# More lightweight batching and processing distribution system
Rearchitected more lightweight batching and distributed processing system that can be used on arbitrary distributed build system, both 3rd party and in-house developed build systems.
# New updated documentation structure, examples and cleaner look and feel
Significantly updated documentation including new searchable and cleaner up-to-date API reference combined with more relevant examples and cleaner look and feel in general.