> For the complete documentation index, see [llms.txt](https://autofarm.gitbook.io/autofarm-network/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://autofarm.gitbook.io/autofarm-network/how-tos/use-autofarm-in-different-chains/harmony-chain.md).

# Harmony Chain (ONE)

Harmony is an open and fast blockchain. Our mainnet runs Ethereum applications with 2-second transaction finality and 1000 times lower fees.

Harmony is your open platform for assets, collectibles, identity, governance. Our secure bridges offer cross-chain asset transfers with Ethereum, Binance and 3 other chains.

Refer to the Official Harmony Chain Docs here:

{% embed url="<https://docs.harmony.one/home>" %}
Official Harmony Documentation
{% endembed %}
