# Stratos-chain commands

- [How to Become a Validator](/st-docs/stratos-chain-english/stratos-chain-commands/how-to-become-a-validator.md): Stratos Chain relies on a set of validators to secure the network. This document explains how to become a validator step by step. In testing phase, the mechanisms and values are susceptible to change.
- [Stratos-chain 'stchaincli' Commands(Part1)](/st-docs/stratos-chain-english/stratos-chain-commands/stratos-chain-stchaincli-commands-part1.md): This document is the first part that describes a summarized list of 'stchaincli' commands for Stratos-chain.
- [Stratos-chain 'stchaincli' Commands(Part2)](/st-docs/stratos-chain-english/stratos-chain-commands/stratos-chain-stchaincli-commands-part2.md): This document is the secon part that describes a summarized list of 'stchaincli' commands for Stratos-chain.
- [Stratos-chain 'stchaind' Commands](/st-docs/stratos-chain-english/stratos-chain-commands/stratos-chain-stchaind-commands.md): This document describes a summarized list of \`stchaind\` commands for Stratos Chain.
- [Stratos-chain REST APIs](/st-docs/stratos-chain-english/stratos-chain-commands/stratos-chain-rest-apis.md): A REST interface to communicate with Stratos-chain for state queries and transaction operations.
