---
title: Loggers
description: API reference for all public classes and functions.
canonical: 'https://lightning.ai/docs/fabric/stable/full-api-reference/api/loggers'
---
# Loggers {#loggers}

- [`Logger`](/docs/fabric/2.6.6/full-api-reference/api/generated/lightning.fabric.loggers.Logger.md) — Base class for experiment loggers.
- [`CSVLogger`](/docs/fabric/2.6.6/full-api-reference/api/generated/lightning.fabric.loggers.CSVLogger.md) — Log to the local file system in CSV format.
- [`TensorBoardLogger`](/docs/fabric/2.6.6/full-api-reference/api/generated/lightning.fabric.loggers.TensorBoardLogger.md) — Log to local file system in TensorBoard format.

## Third-party Loggers {#third-party-loggers}

|  |  |
| --- | --- |
| [WandbLogger](/docs/fabric/2.6.6/reference/guide/loggers/wandb.md) | Log to [Weights & Biases](https://www.wandb.ai/). |

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