> For the complete documentation index, see [llms.txt](https://docs.nftbutler.io/nft-butler/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.nftbutler.io/nft-butler/nft-butler/what-is-nft-butler.md).

# What is NFT Butler?

### **NFT Butler..**

* is a bidding automation tool for the leading NFT marketplace OpenSea, Satflow and Blur. 
* supports bidding on Bitcoin, Ethereum, Base, Polygon and many other sidechains
* can place 20'000+ bids/h on NFTs - typically rare tokens identified by their traits or that can then be sold (flipped) for **profit**.
* supports[ listing automation](/nft-butler/features/auto-listing-engine.md) on OpenSea, Satflow and Blur
* has a fantastic UI/UX - completely focused on the NFT [Bidding and Selling ](/nft-butler/features/bidding-and-autolisting.md)experience 
  * customized to the needs of professional traders 
  * with actionable [analytics](/nft-butler/features/collection-and-trait-analytics.md) and an overall [dashboard](/nft-butler/features/dashboard.md)
  * offers sophisticated customization options for trading strategies that suit all risk preferences.
* has defined the industry benchmark for features like
  * [Instant Counter Bidding](/nft-butler/features/instant-counter-bidding.md)
  * [Security Features](/nft-butler/setup/security-features.md)
* is a desktop application and runs on Windows & Mac.

It's highly recommended to check-out our [videos ](https://www.youtube.com/@nftbutler)showcasing the tool - and there's the option to get a free trial access [here](/nft-butler/nft-butler/welcome.md).