OpenSource03/harnss
272 stars · Last commit 2026-05-30
Open-source, desktop client/UI build to harness Claude Code, Codex and any other Agent accepting Agent Client Protocol. Run multiple AI coding agents side by side with rich tool visualization, MCP integrations, built-in terminal, git, browser and just about anything else you may need.
README preview
> [!WARNING] > Harnss is in early development and issues are to be expected. Please feel free to report bugs and issues in the Issues section. <p align="center"> <img alt="harnss_banner" src="https://github.com/user-attachments/assets/88f4dce1-c12b-493a-be8c-a3c418293ef4" /> </p> <p align="center"> <strong>Harness your AI coding agents.</strong> </p> <p align="center"> <a href="https://github.com/OpenSource03/harnss/releases"><img alt="Latest Release" src="https://img.shields.io/github/v/release/OpenSource03/harnss?style=flat-square&color=blue" /></a> <a href="https://github.com/OpenSource03/harnss/stargazers"><img alt="Stars" src="https://img.shields.io/github/stars/OpenSource03/harnss?style=flat-square" /></a> <img alt="Platform" src="https://img.shields.io/badge/platform-macOS%20%7C%20Windows%20%7C%20Linux-brightgreen?style=flat-square" /> <img alt="Electron" src="https://img.shields.io/badge/electron-40-47848F?style=flat-square&logo=electron&logoColor=white" /> <img alt="License" src="https://img.shields.io/github/license/OpenSource03/harnss?style=flat-square" /> <a href="https://github.com/OpenSource03/harnss/actions"><img alt="Build" src="https://img.shields.io/github/actions/workflow/status/OpenSource03/harnss/build.yml?style=flat-square&label=build" /></a> </p>