FAQ

Short answers to common questions about Lumetrope.

Is Lumetrope free and open source?

Yes. It is MIT-licensed. The bundled Poppins font is under the SIL Open Font License.

Is it affiliated with LottieFiles?

No. Lumetrope is an independent implementation of the open Lottie and dotLottie 2.0 specifications, with no code, assets or branding from LottieFiles.

What formats does it open and save?

It opens .json, .lottie and .svg. It saves dotLottie and Lottie JSON, and exports GIF, WebP and WebM. See Exporting.

Where are my projects stored?

In your browser or the desktop app, on your device. There is no server. See Projects and files.

Does it work offline?

The desktop app does. The web app needs to load once.

Can I make interactive animations?

Yes, with dotLottie 2.0 state machines. See State machines.

Can an AI agent use it?

Yes, through MCP. See Connect AI agents with MCP.