You can safely source and integrate 0x Version 8.9.1 through the official distribution channels: 1. NPM (Node Package Manager)
The 0x Project uses as its package manager. You must use Yarn version 1.9.4, as older or newer versions may lead to dependency conflicts. To install the correct version, you can run: 0x Version 8.9.1 Download-
npm install -g yarn@1.9.4
Compiled JSON artifacts or package deployments used by Web3 developers to interact with established protocol smart contracts. You can safely source and integrate 0x Version 8