Orchestrate Claude, Codex and Grok in one app. Open-source (MIT), reuses the subscriptions you already pay for.
Happy is a mobile, web, and desktop client that lets people use Claude Code and Codex remotely from their computers and mobile devices. It is for developers who want encrypted access to coding-agent sessions, including notifications and switching between devices. The catalogue add-ons extend the workflows available in this client.
This repository also configures its own agents. See what happy tells them →
Agent Claude Code
Use this agent when you need to add new translatable strings to the application or verify existing translations. This includes: adding new UI text that needs to be translated, ensuring translations are consistent across all language files, verifying that translations fit the UI context (headers, buttons, multiline…