# 14. Arbitrum IDE

Arbitrum, a suite of Ethereum layer-2 scaling technologies built with the [Arbitrum Nitro](https://docs.arbitrum.io/intro/glossary#arbitrum-nitro) tech stack that includes [Arbitrum One](https://docs.arbitrum.io/intro/glossary#arbitrum-one) (a live implementation of the [Arbitrum Rollup Protocol](https://docs.arbitrum.io/intro/glossary#arbitrum-rollup-protocol)) and [Arbitrum Nova](https://docs.arbitrum.io/intro/glossary#arbitrum-nova) (a live implementation of the [Arbitrum AnyTrust Protocol](https://docs.arbitrum.io/intro/glossary#arbitrum-anytrust-protocol)).

<figure><img src="/files/CXefAr18WdwdARHgMlsB" alt=""><figcaption></figcaption></figure>

For more information, please visit the following links:

1. Official website: [https://arbitrum.io](https://arbitrum.io/)


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