Zero (YC X25)

What is Zero (YC X25)?

Zero is an open-source, AI-powered email client designed to reduce the time knowledge workers spend managing their inbox. Built by Nizar and part of Y Combinator's X25 batch, Zero addresses the fundamental problem that email workflows haven't evolved significantly despite major changes in how modern work operates. The average knowledge worker spends approximately 30% of their weekly time on email-related tasks, largely reacting to incoming messages rather than focusing on higher-value work. The platform leverages AI to automate inbox management, helping users process, organize, and respond to emails more efficiently. Zero prioritizes user privacy and safety by operating as an open-source application, allowing users to audit the code and maintain control over their data. This approach differentiates it from proprietary email solutions that may monetize user information or lack transparency in their operations. Zero is suited for knowledge workers, professionals, and teams seeking to reclaim time from email management while maintaining privacy standards. By combining AI automation with open-source transparency, Zero offers an alternative to traditional email clients that have remained largely unchanged despite evolving workplace demands. The product is available as an open-source project, making it accessible to users who prefer community-driven software development and full code visibility.