Questbook is open sourced. Questbook is a product by the community, for the community. We support multiple EVM compatible chains. You can add support for your chain on Questbook in a few simple steps.
As long as the chain meets the bare-bones requirements, it can be integrated into the product by submitting a simple PR with one YAML config file.
You can see the instructions on the questbook/chains repository. Or follow the instructions on this video :