x0x

Enable secure agent-to-agent messaging with gossip, direct messaging, and MLS-encrypted groups.

18|8|Updated Feb 5, 2026
One-click install
npx skills add https://github.com/saorsa-labs/x0x --skill x0x
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: x0x
Source: https://github.com/saorsa-labs/x0x/tree/main
Command: npx skills add https://github.com/saorsa-labs/x0x --skill x0x

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes scripts (resource) and references (resource) components.

What problem does it solve?

x0x enables secure, post-quantum, agent-to-agent gossip and direct messaging for AI systems. It combines CRDT-based synchronization, MLS-encrypted groups, and NAT traversal to operate without centralized infrastructure.

Core Features & Use Cases

  • Gossip pub/sub for scalable, partition-tolerant messaging across multiple agents and networks.
  • Direct messaging for private, point-to-point communication with strong transport-level authentication.
  • MLS-based encrypted groups for collaborative workflows with forward secrecy and post-quantum security.
  • Presence and FOAF discovery to enable efficient routing and dynamic topology maintenance.
  • Bootstrap-based discovery and transport abstraction to support diverse deployment environments.

Quick Start

Install a binary or build from source, then start the daemon and try a simple publish/subscribe workflow.

Frequently Asked Questions about x0x

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I enable secure post-quantum agent-to-agent communication?

Secure post-quantum agent-to-agent communication is achieved by combining CRDT-based synchronization, MLS-encrypted groups, and gossip broadcasting. This allows AI agents to exchange messages without centralized infrastructure.

What is gossip pub/sub for scalable AI agent networks?

Gossip pub/sub is a partition-tolerant messaging mechanism that enables scalable, cross-partition message broadcasting across multiple AI agents and networks. It uses CRDT-based synchronization to maintain data consistency during network disruptions.

How does MLS-based encrypted group messaging work for distributed agents?

MLS-based encrypted group messaging provides collaborative workflows with forward secrecy and post-quantum security for distributed agents. It manages group keys dynamically to ensure private communication even if a participant's keys are compromised later.

Can I use QUIC and NAT traversal for decentralized peer-to-peer messaging?

Yes, QUIC and NAT traversal are used to fulfill a transport-agnostic design for decentralized peer-to-peer messaging. This allows agents to connect directly across diverse network environments using bootstrap peers for robust discovery at scale.

How do I bootstrap discovery and maintain presence in a peer-to-peer agent network?

Bootstrap discovery and presence are maintained by using bootstrap peers alongside FOAF (Friend-of-a-Friend) discovery. This enables efficient routing and dynamic topology maintenance for robust agent network formation at scale.

Does this decentralized agent communication approach require centralized infrastructure?

No, this decentralized agent communication approach does not require centralized infrastructure. It operates without central servers by combining CRDT-based synchronization, gossip broadcasting, and NAT traversal to support autonomous distributed applications.