
Meet the first projects to integrate zPass in production-ready apps
Developer adoption validates the future of privacy-preserving identity systems. We're proud to introduce the first five projects implementing zPass in production applications, an important step forward in the journey toward consumer-ready zero-knowledge verification. These implementations are a first look at how it’s becoming easier for developers to integrate ZK into their existing applications to ensure privacy and compliance from the ground up.
These initial implementations showcase zPass's versatility across different sectors, from securing the privacy of young gamers to protecting patient data in clinical trials. Each project leverages zero-knowledge proofs through the newly launched zPass SDK in unique ways, enabling users to prove specific attributes about themselves while keeping their data private.
Playside
Playside, powered by the Play3 platform, leans on ZK proofs and zPass to introduce young gamers to AI agents and private ID verification through their implementation on Roblox, Minecraft, Discord, and other platforms where children take their first steps into online and on-chain activity. To protect them and make their initial experiences well-moderated and safe, Play3 integrated zPass to verify what type of access their young user base can access when interacting with any of their agent-enabled experiences. Which, in turn, holds them by the hand and allows them to enter new digital experiences they can trust.
World3
Fresh from raising $5.5 million, World3 brings zPass to Crystal Caves, an AI agent-enabled autonomous world where players compete to uncover hidden treasures. Players can compete knowing that the game states are kept fully hidden to ensure fairness (fulfilling the zkGaming thesis in a real application). This creates new multiplayer experiences where in-game data stays private, and players and bots can be verified to guarantee a level playing field in onchain games.
Humine
Backed by Techstars and incubated by a top pharmaceutical sponsor, Humine puts patients in control of their medical data. It ensures they decide what to share, with whom, and for what purpose without compromising privacy. Humine’s zClinical™ platform integrates zPass, enabling patients to prove study eligibility trustlessly and securely share health data without revealing full medical histories. This empowers privacy-first collaboration and real-time integrity verification, creating a new decentralized research paradigm where patients retain ownership.
GeniiDAO
GeniiDAO's decentralized learning network uses zPass to validate educational achievements across physical maker spaces and online platforms. Students prove completed courses and skills without exposing personal records, targeting 1,000 daily active users. The system supports their summer learning initiatives and back-to-school campaigns through privacy-preserving credentials.
Three of Cups (3oC)
Three of Cups (3oC) implements zPass to bridge the gap between online and real-world interactions. The system enables users to verify their identity and build trust in various encounters—from business meetings to social connections—without compromising personal privacy. Through ZKPs, people can validate that they are actually who they say they are online, providing a secure framework for transitioning online relationships into real-life experiences.
Build privacy-first applications with zPass
zPass provides developers with the tools to create applications that respect user privacy by design. The system enables:
Selective information sharing
Cryptographic verification
Private credential management
User-controlled data access
If you or a project you know is interested in implementing zPass and joining the first batch of builders, you can access the zPass technical documentation here. The Aleo Network Foundation supports developers using zPass through technical resources and funding opportunities. Teams working on privacy-preserving applications can apply for zPass implementation grants by contacting the Foundation team through our Discord to discuss your project's requirements and explore integration possibilities.
About Aleo
Our blog features the stories of developer and privacy advocates building a better internet with zero knowledge.
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