# Sample Enterprise Use-Cases

Below are some examples of how a Worker Nodes are being used within Projects that EW is conducting with various of partners.

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Learn more about our live use-cases:

* [Sustainable Aviation Fuel Certificates](https://docs.energyweb.org/ewx-ecosystem/worker-nodes/worker-node-use-cases/sample-enterprise-use-cases/green-proofs/safc)
* [Autogreencharge](https://docs.energyweb.org/ewx-ecosystem/worker-nodes/worker-node-use-cases/sample-enterprise-use-cases/green-proofs/green-proofs-for-electrical-vehicles-gp4ev)
* [Green Proofs for Bitcoin](https://docs.energyweb.org/ewx-ecosystem/worker-nodes/worker-node-use-cases/sample-enterprise-use-cases/green-proofs/green-proofs-for-bitcoin-gp4btc)