Positronick
← Catalog
ByteDance @bytedance
Harness

UI-TARS Desktop (Agent TARS)

The open-source multimodal AI agent stack, connecting cutting-edge AI models and agent infrastructure.

Type
Harness
Updated
2026-08-26
Install

Install

via Positronick CLI

$positronick harness install ui-tars-desktop --run

Official

$npx @agent-tars/cli@latest

UI-TARS Desktop / Agent TARS is ByteDance open-source multimodal AI agent stack for GUI, browser and computer use, connecting frontier models with agent infrastructure.

DeerFlow
Harness

Open-source long-horizon SuperAgent harness that researches, codes and creates using sandboxes, memories, tools, skills and subagents.

Agent Frameworks @bytedance
Berd
Harness

A desktop app for getting work done with any model.

Agent Frameworks @block
Buzz
Harness

Block's open-source workspace where humans and AI agents share rooms — Nostr identities, ACP harness, agent-first CLI, and self-hosted relay.

Agent Frameworks @block
CowAgent
Harness

Open-source super AI assistant & Agent Harness. Plans tasks, runs tools and skills, self-evolves with memory and knowledge. Multi-model, multi-channel. Lightweight, extensible, one-line install.…

Agent Frameworks @zhayujie
Theme