# 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 %}


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```
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```

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