head to head · open source
lottie-ios vs lemo-opuscar
lottie-ios has 26,899 GitHub stars, 3,838 forks, 44 open issues and last shipped 9 days ago. lemo-opuscar has 2,380 stars, 250 forks, 0 open issues and last shipped 2 days ago. lottie-ios leads on adoption by 1,030% (26,899 vs 2,380 stars). lottie-ios is written in Swift under Apache-2.0; lemo-opuscar is written in JavaScript under MIT. lottie-ios has attracted 14% as many forks as stars, lemo-opuscar 11%. lemo-opuscar was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (animation), so they are genuine substitutes rather than adjacent tools.
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 | lemo-opuscar | |
|---|---|---|
| GitHub stars | ★ 27K | ★ 2.4K |
| License | Apache-2.0 | MIT |
| Written in | Swift | JavaScript |
| Last push | 2026-10-06 | 2026-10-13 |
| Forks | ⑂ 3.8K | ⑂ 250 |
| 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 lemo-opuscar if
- You want the lemo-opuscar feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches JavaScript
- You evaluated both and lemo-opuscar 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 lemo-opuscar
Lemo Opuscar is an MIT licensed Claude Code skill that turns a coding agent into a film director, shipping 43 film styles — each with a reusable style prompt and a demo short film made entirely in code — for developers, designers and creative coders who want finished video without a video model.
read the full lemo-opuscar overview →
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Frequently asked questions
Is lottie-ios or lemo-opuscar more popular?
lottie-ios has 26,899 GitHub stars and lemo-opuscar has 2,380. lottie-ios has the larger community by that measure.
Are lottie-ios and lemo-opuscar free?
Both are open source. lottie-ios is licensed under Apache-2.0 and lemo-opuscar under MIT. Neither carries a licence fee.
What is the difference between lottie-ios and lemo-opuscar?
lottie-ios is written in Swift and lemo-opuscar 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 lemo-opuscar?
Choose lottie-ios if you want the larger community (26,899 stars) or its Apache-2.0 licence terms. Choose lemo-opuscar if its feature set, stack or MIT licence fits better. Both are self-hostable.