# Developer Documentation

- [Intro](/developer-documentation/intro.md)
- [Useful links](/developer-documentation/useful-links.md)
- [Start blockchain node on Ubuntu](/developer-documentation/start-blockchain-node-on-ubuntu.md)
- [Become a validator](/developer-documentation/become-a-validator.md)
- [Join the Devnet](/developer-documentation/join-the-devnet.md)
- [Deploy a Smart Contract on Devnet](/developer-documentation/deploy-a-smart-contract-on-devnet.md)
- [Sign a Smart Contract Call with Axiome Connect](/developer-documentation/sign-a-smart-contract-call-with-axiome-connect.md)
- [Add Extended CW20 Token Info](/developer-documentation/add-extended-cw20-token-info.md)
- [Axiome Trade Contract API](/developer-documentation/axiome-trade-contract-api.md): This document describes the public interface of the AMM contract for integration with third‑party applications and services. Message examples are provided in JSON format — exactly as they are sent to