# Developer Guide

- [Setup](https://docs.nebra.one/developer-guide/setup.md): Step by step guide to set up the UPA for a zk-app.
- [Registering applications](https://docs.nebra.one/developer-guide/registering-applications.md)
- [Submission and verification](https://docs.nebra.one/developer-guide/submission-and-verification.md)
- [Proof explorer](https://docs.nebra.one/developer-guide/proof-explorer.md)
- [Gas costs on L1s](https://docs.nebra.one/developer-guide/gas-costs-on-l1s.md): End-to-end gas costs of using UPA on L1 chains (e.g. Ethereum Mainnet)
- [Gas Costs on L2s](https://docs.nebra.one/developer-guide/gas-costs-on-l2s.md): End-to-end gas costs of using UPA on L2 chains (e.g. Base Chain)
- [Testing workflow](https://docs.nebra.one/developer-guide/testing-workflow.md)
- [Frontend integration](https://docs.nebra.one/developer-guide/frontend-integration.md): Use the NEBRA UPA SDK in your dApp
- [Deployments](https://docs.nebra.one/developer-guide/deployments.md)
- [Off-chain verification](https://docs.nebra.one/developer-guide/off-chain-verification.md): Verification of proofs via an off-chain verification service


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