---
title: thunder.core
description: '- Rematerialization'
canonical: 'https://lightning.ai/docs/thunder/stable/api-reference/core'
---
# thunder.core {#thunder-core}

- [Baseutils](/docs/thunder/0.2.6/api-reference/core/baseutils.md)
- [Codeutils](/docs/thunder/0.2.6/api-reference/core/codeutils.md)
- [Devices](/docs/thunder/0.2.6/api-reference/core/devices.md)
- [Dtypes](/docs/thunder/0.2.6/api-reference/core/dtypes.md)
- [Langctxs](/docs/thunder/0.2.6/api-reference/core/langctxs.md)
- [Prims](/docs/thunder/0.2.6/api-reference/core/prims.md)
- [Proxies](/docs/thunder/0.2.6/api-reference/core/proxies.md)
- [PyTree](/docs/thunder/0.2.6/api-reference/core/pytree.md)
- [Rematerialization](/docs/thunder/0.2.6/api-reference/core/rematerialization.md)
- [Symbol](/docs/thunder/0.2.6/api-reference/core/symbol.md)
- [Trace](/docs/thunder/0.2.6/api-reference/core/trace.md)
- [Transforms](/docs/thunder/0.2.6/api-reference/core/transforms.md)

---

**Navigation**

- Parent: [API reference](/docs/thunder/0.2.6/api-reference.md)
- Children:
  - [Baseutils](/docs/thunder/0.2.6/api-reference/core/baseutils.md)
  - [Codeutils](/docs/thunder/0.2.6/api-reference/core/codeutils.md)
  - [Devices](/docs/thunder/0.2.6/api-reference/core/devices.md)
  - [Dtypes](/docs/thunder/0.2.6/api-reference/core/dtypes.md)
  - [Langctxs](/docs/thunder/0.2.6/api-reference/core/langctxs.md)
  - [Prims](/docs/thunder/0.2.6/api-reference/core/prims.md)
  - [Proxies](/docs/thunder/0.2.6/api-reference/core/proxies.md)
  - [PyTree](/docs/thunder/0.2.6/api-reference/core/pytree.md)
  - [Rematerialization](/docs/thunder/0.2.6/api-reference/core/rematerialization.md)
  - [Symbol](/docs/thunder/0.2.6/api-reference/core/symbol.md)
  - [Trace](/docs/thunder/0.2.6/api-reference/core/trace.md)
  - [Transforms](/docs/thunder/0.2.6/api-reference/core/transforms.md)