Happy Coder

Agent PluginsFreeOpen Source

Mobile and web client wrapper for Claude Code and Codex with realtime voice, encryption, and push notifications.

🛡️ AgentReady threat assessment

MAESTRO 7-layer threat model + OWASP AIVSS risk score for Happy Coder, derived from its capabilities.

AIVSS 6.3 · Medium

Overview

Happy Coder is an open-source mobile/web client for Claude Code and Codex. You run `happy claude` (a wrapper around the CLI) on your machine and control the session from your phone; it sends push notifications when Claude needs permission or errors and keeps sessions end-to-end encrypted. As a CLI wrapper it intercepts the agent session and relays it to remote devices.

Key features

Mobile + web control of Claude Code sessions
Realtime voice input
Push notifications for permission/errors
End-to-end encrypted session relay

Use cases

Driving Claude Code from a phone
Getting notified when an agent needs input