head to head · open source
parlant vs ux-ui-agent-skills
parlant has 18,318 GitHub stars, 1,553 forks, 41 open issues and last shipped yesterday. ux-ui-agent-skills has 3,077 stars, 296 forks, 6 open issues and last shipped 7 days ago. parlant leads on adoption by 495% (18,318 vs 3,077 stars). parlant is written in Python under Apache-2.0; ux-ui-agent-skills is written in JavaScript under MIT. parlant has attracted 8% as many forks as stars, ux-ui-agent-skills 10%. parlant was the more recently maintained of the two, and both are self-hostable with no licence fee.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
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Side by side
| parlant | ux-ui-agent-skills | |
|---|---|---|
| GitHub stars | ★ 18K | ★ 3.1K |
| License | Apache-2.0 | MIT |
| Written in | Python | JavaScript |
| Last push | 2026-11-02 | 2026-10-27 |
| Forks | ⑂ 1.6K | ⑂ 296 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick parlant if
- You weight community size — 18K stars and counting
- You want the Apache-2.0 license terms
- Your stack matches Python
- You value the larger contributor base for long-term maintenance
pick ux-ui-agent-skills if
- You want the ux-ui-agent-skills feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches JavaScript
- You evaluated both and ux-ui-agent-skills fits your workflow better
About parlant
The interaction control harness for customer facing AI agents Website • Quick Start • Examples • Discord Deutsch Español français 日本語 한국어 Português Русский 中文 Looking for an open source alternative to Ada, Decagon, or Sierra? Parlant is production ready. It streamlines the development and maintenance of enterprise grade B2C (business to consumer) and sensitive B2B interactions that need to be consistent, compliant, on brand, and comprehensively traceable. Why Parlant? Conversational context engineering is hard because real world interactions are diverse, nuanced, and non linear. ❌ The Problem…
read the full parlant overview →
About ux-ui-agent-skills
UX/UI Agent Skills Turn Claude into a Senior Design Architect — 15+ years of expertise in design systems, accessibility, and production ready component engineering. A comprehensive kit of structured instructions, design tokens, runnable skills, and 138 brand grade design systems that turn Claude into a UX/UI expert agent — targeting any framework and any design system . Drop it into any project for consistent, accessible, token driven design outputs, every time. Current release v2.8.0 · Changelog · No build tools, dependencies, or runtime — a pure instruction and knowledge layer for AI agents. The output…
read the full ux-ui-agent-skills overview →
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Frequently asked questions
Is parlant or ux-ui-agent-skills more popular?
parlant has 18,318 GitHub stars and ux-ui-agent-skills has 3,077. parlant has the larger community by that measure.
Are parlant and ux-ui-agent-skills free?
Both are open source. parlant is licensed under Apache-2.0 and ux-ui-agent-skills under MIT. Neither carries a licence fee.
What is the difference between parlant and ux-ui-agent-skills?
parlant is written in Python and ux-ui-agent-skills in JavaScript. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, parlant or ux-ui-agent-skills?
Choose parlant if you want the larger community (18,318 stars) or its Apache-2.0 licence terms. Choose ux-ui-agent-skills if its feature set, stack or MIT licence fits better. Both are self-hostable.