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UI-TARS Desktop review

The Open-Source Multimodal AI Agent Stack: Connecting Cutting-Edge AI Models and Agent Infra

Updated Nov 1, 2026. Review written Nov 1, 2026 from the project's own sources; usage data refreshed every Monday.

UI-TARS Desktop at a glance

Category
Browser and computer use
Website
agent-tars.com

Is UI-TARS Desktop growing? Usage data

In the week of Oct 25–31, 2026, UI-TARS Desktop ranked #293 on the Devtoolwatch Board and #11 in Browser and computer use, with a momentum score of 32 out of 100.

New GitHub stars per week for UI-TARS Desktop12 weeks from Aug 9, 2026: 105, 118, 76, 134, 92, 125, 87, 100, 70, 106, 92, 134 new stars, an average of 103 a week.Aug 9week of Oct 25
New GitHub stars per week for the last 12 weeks, from GitHub's stargazer history (today's stargazers by the week they starred).
Show the weekly numbers
New GitHub stars per week for UI-TARS Desktop
Week ofNew stars
Aug 9, 2026105
Aug 16, 2026118
Aug 23, 202676
Aug 30, 2026134
Sep 6, 202692
Sep 13, 2026125
Sep 20, 202687
Sep 27, 2026100
Oct 4, 202670
Oct 11, 2026106
Oct 18, 202692
Oct 25, 2026134

The Board ranks tools by four signals each week: new stars, new stars for the repo's size, added downloads and download growth beyond the market. How the ranking works.

UI-TARS Desktop alternatives

Other browser and computer-use agents on the Board in the week of Oct 25–31, 2026, by momentum:

Browser and computer use ranked by momentum, the week of Oct 25–31, 2026
RankToolStarsDownloads/wk
#1ego liteego lite is a Chromium-based browser that lets AI agents like Claude Code or Codex run browser automation using your logged-in browser…21k–
#2MoliMoli is an open-source headless browser for AI agents, built in Rust, that fetches, extracts, and automates web pages through CLI, CDP,…21.9k–
#3CuaCua is open-source infrastructure that gives AI agents full desktops, with desktop automation drivers, local VMs, sandboxes, and…31.4k–
#4Browser HarnessBrowser Harness is an open-source Python tool that lets Claude Code, Codex or Cursor control your real Chrome browser, logged in as you.18.8k3.3M
#5Jev UltrafastJev Ultrafast is an open-source Python browser agent that picks an operation and an indexed page element per step, using TypeSafe's Jev.24k–
#6StagehandStagehand is an SDK for building browser agents that automate and extract data from websites using natural language, in TypeScript,…25.9k3M

All browser and computer-use agents, ranked

UI-TARS Desktop FAQ

How popular is UI-TARS Desktop?

UI-TARS Desktop has 39.5k GitHub stars as of Nov 1, 2026. It gained 134 new stars in the week of Oct 25–31, 2026, against a 12-week average of 103 a week. That made it #11 among browser and computer-use agents on the Devtoolwatch Board.

What are the best alternatives to UI-TARS Desktop?

Other browser and computer-use agents on the Devtoolwatch Board in the week of Oct 25–31, 2026, by momentum: ego lite (#1), Moli (#2), Cua (#3), Browser Harness (#4), Jev Ultrafast (#5). The alternatives table above has their numbers.

Sources

  1. Devtoolwatch Board, the week of Oct 25–31, 2026

UI-TARS Desktop README badge

Maintainers can show the tool's weekly Board rank in their README:

Devtoolwatch badge for UI-TARS Desktop

[![Devtoolwatch](https://index.devtoolwatch.com/badge/ui-tars-desktop.svg)](https://index.devtoolwatch.com/tools/ui-tars-desktop/)

How this page is made: Devtoolwatch writes each review from the project's README, releases, package metadata and website, with an AI model, then checks every claim against the source it cites and drops what the sources don't support. The numbers come from Devtoolwatch's daily GitHub snapshots, GitHub's stargazer history, and the npm and PyPI download APIs. Spotted an error? Email [email protected].