Date: May 2026
Software Category: Decentralized Exchange (DEX) Infrastructure / Smart Contract Framework
Maintainer: 0x Project (0x Labs)
License: Apache 2.0
Installation Guide: Detailed information on command-line arguments (where you will see the 0x/binary bit mask values). 0x Version 8.9.1 Download-
There is currently no official software or protocol release known as "0x Version 8.9.1." 0x Version 8
Or if you use Yarn:
Migration Path: Use the @0x/migrations package version 8.9.1 to redeploy proxies. 0x Version 8.9.1 Download-