---
title: Making your own plugins
This part of the documentation will assume you have some basic coding knowledge and will include code snippets that describe the interface of what Quartz plugins should look like.
## Transformers
```ts
export type QuartzTransformerPluginInstance = {
name: string
textTransform?: (src: string | Buffer) => string | Buffer
markdownPlugins?: () => PluggableList
htmlPlugins?: () => PluggableList
externalResources?: () => Partial<StaticResources>
}
```
## Filters
## Emitters