UI-TARS-desktop vs hey.xyz

UI-TARS-desktop and hey.xyz share 14 technologies: React, React Router, Tailwind CSS, Zod, class-variance-authority, tailwind-merge, Radix UI, sonner, React Hook Form, react-markdown, @hookform/resolvers, Headless UI, remark-gfm, and react-helmet-async. Both are written in TypeScript.

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What they share and what sets them apart

bytedance

UI-TARS-desktop

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

TypeScript39.6kRead on November 7, 2026, at commit 3ac2cb8What is UI-TARS-desktop built with?

Only in UI-TARS-desktop

In common

slymnoyann

hey.xyz

Hey is a decentralized and permissionless social media app built with Lens Protocol 🌿

TypeScript29.3kRead on November 8, 2026, at commit 44dee0cWhat is hey.xyz built with?

Only in hey.xyz

Side by side

SizeLines written by people and agents, without generated ones; code files, without tests.
UI-TARS-desktop194,656 lines written1,137 code files
hey.xyz51,267 lines written483 code files
Who writes itA commit counts as AI's when it carries its signature: a Co-Authored-By line, its author name or the merge of its branch.
UI-TARS-desktop0.1% of its commits signed by AIWith Claude Code
hey.xyz0.2% of its commits signed by AIWith GitHub Copilot and Claude Code
ActivityFrom GitHub and its history, on the day SeeRepo read it.
UI-TARS-desktopLast push October 9, 20261,113 commits39,566 stars
hey.xyzLast push September 6, 20262,001 commits29,347 stars
TestsThe files that test the code, and the share of code files a test imports.
UI-TARS-desktop161 test files10.9% of its code files have a test that imports them
hey.xyz0 test files

Frequently asked questions

Which is bigger, UI-TARS-desktop or hey.xyz?
UI-TARS-desktop, with 194,656 lines written; hey.xyz has 51,267.

The proof: bytedance/UI-TARS-desktop's code at commit 3ac2cb8

Which has more GitHub stars, UI-TARS-desktop or hey.xyz?
UI-TARS-desktop, with 39,566 stars; hey.xyz has 29,347.

The proof: bytedance/UI-TARS-desktop on GitHub

Which has more tests, UI-TARS-desktop or hey.xyz?
UI-TARS-desktop, with 161 test files.

The proof: bytedance/UI-TARS-desktop's code at commit 3ac2cb8

Which was updated more recently, UI-TARS-desktop or hey.xyz?
UI-TARS-desktop: its last push was on October 9, 2026, and hey.xyz's on September 6, 2026.

The proof: bytedance/UI-TARS-desktop's commits on GitHub

Which has more commits signed by AI, UI-TARS-desktop or hey.xyz?
hey.xyz: an AI signed 0.2% of its commits, with GitHub Copilot and Claude Code; in UI-TARS-desktop, 0.1%.

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