The Cairo Book

By the Cairo Community and its contributors. Special thanks to StarkWare through OnlyDust, and Voyager for supporting the creation of this book.

This version of the text assumes you’re using Cairo version 2.11.4 and Starknet Foundry version 0.39.0. See the Installation section of Chapter 1 to install or update Cairo and Starknet Foundry.

While reading this book, if you want to experiment with Cairo code and see how it compiles into Sierra (Intermediate Representation) and CASM (Cairo Assembly), you can use the cairovm.codes playground.

This book is open source. Find a typo or want to contribute? Check out the book's GitHub repository.