# skyvern vs UI-TARS-desktop
_Browser & Computer Use · independent comparison_

> skyvern and UI-TARS-desktop are both open-source browser & computer use you can self-host for free. UI-TARS-desktop has wider GitHub adoption — 38k stars vs 23k. Neither is universally better — pick by fit.

## Side by side

**skyvern**
- Open source · Agent · 23k★ · Python · AGPL-3.0 · active today
- Best for: Automating browser workflows with vision-based agents you can self-host.
- Avoid if: Your target sites break vision-based automation and need API integrations instead.
- [listing](https://agentsearchengine.app/agents/skyvern) · [official](https://www.skyvern.com)

**UI-TARS-desktop**
- Open source · Agent · 38k★ · TypeScript · Apache-2.0 · active 1 day ago
- Best for: Vision-driven GUI automation across desktop, browser, and terminal.
- [listing](https://agentsearchengine.app/agents/ui-tars-desktop) · [official](https://agent-tars.com)

## Key differences

- UI-TARS-desktop has wider GitHub adoption — 38k stars vs 23k.
- skyvern is written primarily in Python; UI-TARS-desktop in TypeScript.
- Licensing differs: skyvern is AGPL-3.0, UI-TARS-desktop is Apache-2.0.

## Which to choose

**Choose skyvern if:** Automating browser workflows with vision-based agents you can self-host.

**Choose UI-TARS-desktop if:** Vision-driven GUI automation across desktop, browser, and terminal.

## FAQ

**What's the main difference between skyvern and UI-TARS-desktop?**
UI-TARS-desktop has wider GitHub adoption — 38k stars vs 23k.

**Is skyvern or UI-TARS-desktop better?**
Neither is universally better. skyvern is the stronger fit for Automating browser workflows with vision-based agents you can self-host; UI-TARS-desktop for Vision-driven GUI automation across desktop, browser, and terminal. Use the side-by-side specs to decide by your own constraints.

**Is skyvern or UI-TARS-desktop free?**
skyvern is free to run and self-host; UI-TARS-desktop is free to run and self-host. Both are free to self-host — you only pay for the infrastructure and any model or API usage.

**Which is more popular, skyvern or UI-TARS-desktop?**
By GitHub stars — a proxy for open-source adoption — UI-TARS-desktop is ahead (38k vs 23k). Stars measure attention, not necessarily the better fit for you.

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Source: [Agent Search Engine](https://agentsearchengine.app) — https://agentsearchengine.app/compare/skyvern-vs-ui-tars-desktop