Introduction

Protostar is a toolchain for developing Starknet smart contracts that helps with tasks such as dependency management, project compilation, and testing contracts. It is inspired by Foundry.

Target audience

These guides assume that you have basic knowledge of Cairo, Starknet, and Git.

Learning objectives

After reading these guides, you will know how to:

• Install and upgrade Protostar
• Initialize a new Protostar project
• Configure protostar.toml
• Adapt an existing Starknet project to the Protostar project
• Compile project
• Add, update, and remove dependencies
• Test contracts using cheatcodes
• Interact with Starknet (call, invoke, deploy contracts)

Reference

Protostar is designed to be easily discoverable from the terminal. To view information about available commands and flags, run:

protostar --help

For detailed information about a specific command and its flags, run:

protostar COMMAND --help

For example, protostar test-cairo0 --help.