> For clean Markdown content of this page, append .md to this URL. For the complete documentation index, see https://docs.nvidia.com/dynamo/llms.txt. For full content including API reference and SDK examples, see https://docs.nvidia.com/dynamo/llms-full.txt.

# Advanced Customizations

## Docs

- [Building from Source](https://docs.nvidia.com/dynamo/v1.4.2/advanced-customizations/building-from-source.md): Build Dynamo from source for development and contributions
- [Custom Vision Encoders](https://docs.nvidia.com/dynamo/v1.4.2/advanced-customizations/custom-vision-encoders.md): Run a bespoke vision tower in an aggregated Dynamo vLLM worker
- [FastTokens Tokenizer](https://docs.nvidia.com/dynamo/v1.4.2/advanced-customizations/fastokens-tokenizer.md): Reduce frontend tokenization latency for long-context BPE models
- [Custom Backend Overview](https://docs.nvidia.com/dynamo/v1.4.2/advanced-customizations/writing-custom-backends/custom-backend-overview.md): Choose the right path for bringing your own engine to Dynamo
- [Writing Unified Backends](https://docs.nvidia.com/dynamo/v1.4.2/advanced-customizations/writing-custom-backends/writing-unified-backends.md): Choose Python or Rust for Dynamo's shared backend contract
- [Writing Python Workers in Dynamo](https://docs.nvidia.com/dynamo/v1.4.2/advanced-customizations/writing-custom-backends/writing-python-workers.md): Create custom Python workers and engines for Dynamo
- [Publish KV Events from a Custom Backend](https://docs.nvidia.com/dynamo/v1.4.2/advanced-customizations/writing-custom-backends/publish-kv-events.md): Report cache allocation and eviction events to Dynamo's KV router
- [Runtime Containers](https://docs.nvidia.com/dynamo/v1.4.2/advanced-customizations/writing-custom-backends/runtime-containers.md): Build Dynamo runtime images for built-in or custom backends
- [Metrics Developer Guide](https://docs.nvidia.com/dynamo/v1.4.2/advanced-customizations/metrics-developer-guide.md): Reference for creating counters, gauges, and histograms with Dynamo's metrics API, surfaced on the local /metrics endpoint.
- [Developing the Operator with Tilt](https://docs.nvidia.com/dynamo/v1.4.2/advanced-customizations/developing-with-tilt.md): Fast, live-reload development loop for the Dynamo Kubernetes operator