head to head · open source
lottie-ios vs reka-ui
lottie-ios has 26,890 GitHub stars, 3,838 forks, 44 open issues and last shipped 3 days ago. reka-ui has 6,851 stars, 557 forks, 284 open issues and last shipped yesterday. lottie-ios leads on adoption by 292% (26,890 vs 6,851 stars). lottie-ios is written in Swift under Apache-2.0; reka-ui is written in Vue under MIT. lottie-ios has attracted 14% as many forks as stars, reka-ui 8%. reka-ui 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 | reka-ui | |
|---|---|---|
| GitHub stars | ★ 27K | ★ 6.9K |
| License | Apache-2.0 | MIT |
| Written in | Swift | Vue |
| Last push | 2026-09-28 | 2026-09-30 |
| Forks | ⑂ 3.8K | ⑂ 557 |
| 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 reka-ui if
- You want the reka-ui feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches Vue
- You evaluated both and reka-ui fits your workflow better
About lottie-ios
Lottie for iOS is an Apache 2.0 Swift library that natively renders After Effects and bodymovin JSON vector animations in realtime on iOS, macOS, tvOS, and visionOS, and it is aimed at Apple platform developers who want to ship designer authored motion without rebuilding it by hand in code.
read the full lottie-ios overview →
About reka-ui
Reka UI is an MIT licensed, open source library of headless, accessible UI primitives for Vue, aimed at developers and design system teams who want to build their own components rather than adopt a pre styled kit — it was previously published as Radix Vue.
read the full reka-ui overview →
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Frequently asked questions
Is lottie-ios or reka-ui more popular?
lottie-ios has 26,890 GitHub stars and reka-ui has 6,851. lottie-ios has the larger community by that measure.
Are lottie-ios and reka-ui free?
Both are open source. lottie-ios is licensed under Apache-2.0 and reka-ui under MIT. Neither carries a licence fee.
What is the difference between lottie-ios and reka-ui?
lottie-ios is written in Swift and reka-ui in Vue. 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 reka-ui?
Choose lottie-ios if you want the larger community (26,890 stars) or its Apache-2.0 licence terms. Choose reka-ui if its feature set, stack or MIT licence fits better. Both are self-hostable.