> For the complete documentation index, see [llms.txt](https://docs.nomad.xyz/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.nomad.xyz/resources/awesome-interoperability.md).

# Awesome Interoperability

Inspired by the [Awesome Lists](https://github.com/sindresorhus/awesome) on various subjects, we created a the [Awesome Interop repo](https://github.com/nomad-xyz/awesome-interop) that contains the best resources on interoperability and bridging that we've found:

{% embed url="<https://github.com/nomad-xyz/awesome-interop>" %}

You can find some of these links for convenience below as well:

#### Primers

* [Blockchain Bridges: Building Networks of Cryptonetworks](https://medium.com/1kxnetwork/blockchain-bridges-5db6afac44f8) by Dmitriy Berenzon
* [CSCON\[0\] Breaking Down Bridges](https://www.youtube.com/watch?v=b0mC-ZqN8Oo) by James Prestwich
* [Ethereum Bridges Documentation](https://ethereum.org/en/developers/docs/bridges/) by Corwin Smith

#### Advanced Primers

* [SoK: Communication Across Distributed Ledgers](https://eprint.iacr.org/2019/1128) by Zamyatin et al
* [Cross-app Communication Panel](https://youtube.com/watch?v=EYzYAokCVgM) featuring Illia Polosukhin, Justin Drake, Christopher Goes, Alistair Stewart, and moderated by James Prestwich

#### Security and Trust

* [The Interoperability Trilemma](https://blog.connext.network/the-interoperability-trilemma-657c2cf69f17) by Arjun Bhuptani
* [With Bridges, Trust is a Spectrum](https://blog.li.fi/li-fi-with-bridges-trust-is-a-spectrum-354cd5a1a6d8) by Arjun Chand
* [Clusters: how trusted & trust-minimized bridges shape the multi-chain landscape](https://blog.celestia.org/clusters/) by Mustafa Al-Bassam
* [Burning Bridges: The Pitfalls of Multisig Bridges](https://www.youtube.com/watch?v=0L9G1zKjpqA) featuring Arjun Bhuptani, Conner Swann, Daniel Goldman, Pranay Mohan

#### Optimistic Interoperability

* [Optimistic Bridges: A New Paradigm for Crosschain Communication](https://blog.connext.network/optimistic-bridges-fb800dc7b0e0) by Arjun Bhuptani
* [The Zero Knowledge Podcast: Designing Optimistic Interoperability with Nomad](https://www.youtube.com/watch?v=jBGVy2uVy2U) featuring Anna Carroll, James Prestwich

#### Zero Knowledge Interoperability

* [Zero-Knowledge Proofs in Cross-Chain Communication](https://www.youtube.com/watch?v=6HftDh9mk-8) by James Prestwich

#### Cross-Domain MEV

* [Unity is Strength: A Formalization of Cross-Domain Maximal Extractable Value](https://arxiv.org/abs/2112.01472) by Obadia et al
* [Overcommitted: MEV in Message Passing](https://www.youtube.com/watch?v=jCKumKWtYVQ) by James Prestwich
* [MEV at the liquidity layer of bridges](https://www.youtube.com/watch?v=F_zi9oToHtU) by Arjun Bhuptani
* [The multichain world is centralized 🙁 - studying cross-domain MEV](https://www.youtube.com/watch?v=dv5-Lzntv5M) by Alex Obadia