8 Best UI-TARS-desktop Alternatives in 2026 (Open Source)
UI-TARS-desktop — The Open-Source Multimodal AI Agent Stack: Connecting Cutting-Edge AI Models and Agent Infra. Open-source stack combining multimodal GUI agents with vision and extensive MCP tool integration for human-like task completion.
Short answer
- Closest match to UI-TARS-desktop: Self-Operating Computer.
- Most actively developed: Open Interpreter (2,737 commits in the last 90 days).
- Fastest growing: Cua (+3,320 GitHub stars in the last 30 days).
- No commit in 6+ months: Self-Operating Computer and AppAgent.
These 8 open-source tools do the same job. They are ordered by how closely they match UI-TARS-desktop, with live GitHub data so you can see which projects are actively maintained.
By package downloads Cua is the most used here (8.5K in the last 30 days), even though Open Interpreter has the most GitHub stars. See all agent tools by downloads.
| Tool | GitHub stars | Stars / 30d | Last commit | Downloads / 30d |
|---|---|---|---|---|
| UI-TARS-desktop(original) | 39.2k | +220 | 2026-09-24 | — |
| Self-Operating Computer | 10.3k | +13 | 2025-09-19 | — |
| Agent-S | 12.5k | +470 | 2026-09-05 | 1.1K |
| Cua | 27.9k | +3,320 | 2026-10-03 | 8.5K |
| Robotgo | 10.9k | +70 | 2026-09-21 | — |
| UFO | 9.9k | +259 | 2026-09-29 | — |
| AppAgent | 6.9k | +44 | 2025-03-19 | — |
| HERMES DESKTOP | 14.3k | +60 | 2026-09-24 | — |
| Open Interpreter | 68.5k | +887 | 2026-10-02 | — |
1. Self-Operating Computer
A framework to enable multimodal models to operate a computer.
What sets it apart: vs Anthropic Computer Use / Browser Use: one of the first open-source frameworks for full computer-use — multimodal models see the screen and execute mouse/keyboard actions across any application, not just browsers
Best for: Automating computer tasks requiring visual understanding; Researching multimodal agent computer interaction; Cross-application workflow automation via screen recognition
2. Agent-S
Agent S: an open agentic framework that uses computers like a human
What sets it apart: Open-source framework that achieves human-level performance on OSWorld benchmark for computer GUI interaction.
Best for: Building agents for desktop automation; Research on computer use agents; Benchmarking GUI interaction capabilities
3. Cua
Scale computer-use 2.0 with open-source drivers, cross-OS fleets, and benchmarks for training, evaluation, and data generation.
What sets it apart: Provides comprehensive infrastructure for computer-use 2.0 agents that move between code, APIs, and graphical interfaces within the same task.
Best for: Training computer-use AI agents; Evaluating agent performance on desktop tasks; Running agents in isolated cloud environments
4. Robotgo
RobotGo, Go Native cross-platform RPA, GUI automation, Auto test and Computer use @vcaesar
What sets it apart: Native Go implementation for cross-platform desktop automation specifically designed for AI computer use and agent systems.
Best for: building AI agents that need GUI interaction; desktop automation for AI systems; cross-platform RPA implementations
5. UFO
UFO³: Weaving the Digital Agent Galaxy
What sets it apart: Microsoft's research framework for AI-driven desktop automation with deep Windows OS integration and multi-device DAG orchestration — vs browser-only agents or RPA tools lacking AI reasoning
Best for: Automating complex Windows desktop workflows via AI; Cross-device task orchestration across heterogeneous platforms; Enterprise desktop automation requiring GUI interaction
6. AppAgent
AppAgent: Multimodal Agents as Smartphone Users, an LLM-based multimodal agent framework designed to operate smartphone apps.
What sets it apart: CHI 2025 paper — first multimodal agent that learns to operate smartphone apps through autonomous exploration or human demonstration, building reusable knowledge bases for UI elements without requiring system backend access
Best for: Research on multimodal AI agents for GUI automation; Exploring LLM-driven mobile app testing and interaction
7. HERMES DESKTOP
Desktop Companion for Hermes Agent
What sets it apart: Provides a native desktop GUI to replace CLI management for the Hermes Agent, bundling installation, provider setup, and daily usage features.
Best for: Users wanting a GUI to manage Hermes Agent; Simplifying the setup and daily use of Hermes Agent; Connecting to various AI model providers through one interface
8. Open Interpreter
A natural language interface for computers
What sets it apart: vs ChatGPT Code Interpreter: runs locally with full internet access, no file size limits, any package available, and persistent state
Best for: Power users wanting natural language control of their computer; Rapid prototyping and data analysis via conversational coding
FAQ
- What are the best alternatives to UI-TARS-desktop?
- The closest open-source alternatives to UI-TARS-desktop are Self-Operating Computer, Agent-S and Cua, followed by Robotgo, UFO and AppAgent. They are ranked by how closely they match what UI-TARS-desktop does.
- Which UI-TARS-desktop alternative is the most popular?
- Open Interpreter has the most GitHub stars among UI-TARS-desktop alternatives, with 68,497 stars.
- Which UI-TARS-desktop alternative is the most actively maintained?
- By recent activity, Open Interpreter (2,737 commits in the last 90 days) is the most actively developed alternative.