head to head · open source
lottie-ios vs ux-ui-agent-skills
lottie-ios has 26,942 GitHub stars, 3,839 forks, 44 open issues and last shipped 1 months ago. ux-ui-agent-skills has 3,167 stars, 308 forks, 6 open issues and last shipped 4 days ago. lottie-ios leads on adoption by 751% (26,942 vs 3,167 stars). lottie-ios is written in Swift under Apache-2.0; ux-ui-agent-skills is written in JavaScript under MIT. lottie-ios has attracted 14% as many forks as stars, ux-ui-agent-skills 10%. ux-ui-agent-skills 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
| lottie-ios | ux-ui-agent-skills | |
|---|---|---|
| GitHub stars | ★ 27K | ★ 3.2K |
| License | Apache-2.0 | MIT |
| Written in | Swift | JavaScript |
| Last push | 2026-10-06 | 2026-11-10 |
| Forks | ⑂ 3.8K | ⑂ 308 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick lottie-ios if
- You weight community size — 27K stars and counting
- You want the Apache-2.0 license terms
- Your stack matches Swift
- 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 lottie-ios
Lottie for iOS View documentation, FAQ, help, examples, and more at airbnb.io/lottie Lottie is a cross platform library for iOS, macOS, tvOS, visionOS, Android, and Web that natively renders vector based animations and art in realtime with minimal code. Lottie loads and renders animations and vectors exported in the bodymovin JSON format. Bodymovin JSON can be created and exported from After Effects with bodymovin, Sketch with Lottie Sketch Export, and from Haiku. Designers can create and ship beautiful animations without an engineer painstakingly recreating them by hand. Since the animations are backed by JSON…
read the full lottie-ios 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 lottie-ios or ux-ui-agent-skills more popular?
lottie-ios has 26,942 GitHub stars and ux-ui-agent-skills has 3,167. lottie-ios has the larger community by that measure.
Are lottie-ios and ux-ui-agent-skills free?
Both are open source. lottie-ios is licensed under Apache-2.0 and ux-ui-agent-skills under MIT. Neither carries a licence fee.
What is the difference between lottie-ios and ux-ui-agent-skills?
lottie-ios is written in Swift 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, lottie-ios or ux-ui-agent-skills?
Choose lottie-ios if you want the larger community (26,942 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.